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HomeMy WebLinkAbout020428 ORD - 08/16/1988AN ORDINANCE ADOPTING THE NORTHWEST AREA DEVELOPMENT PLAN, AN ELEMENT OF THE COMPREHENSIVE PLAN. BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF CORPUS CHRISTI, TEXAS: SECTION 1. That there is hereby adopted the Northwest Area Development Plan, an element of the Comprehensive Plan, a substantial copy of which is attached hereto and made a part hereof, marked Exhibit A. 022.ord 20425 MICROFILMED CITY OF CORPUS CHRISTI PLANNING DEPARTMENT JULY 6,1988 NORTHWEST AREA DEVELOPMENT PLAN CITY OF CORPUS CHRISTI PLANNING DEPARTMENT JULY 6,1988 CITY COUNCIL Mayor Betty Turner Mary Pat Slavik, At Large Frank Schwing, District 1 David Berlanga, Sr., District 2 Leo Guerrero, District 3 Linda Strong, District 4 Bill Pruet, District 5 Mary Rhodes, At Large Clif Moss, At Large CITY PLANNING CONMKISSION Joe L. Garcia, Chairman Nora M. Garcia, Vice Chairman Jo Ann Clayton -Reyna James R. Lynch Shirley Mims CITY MANAGER Juan Garza Arnoldo Moreno Jake Sanchez Donald M. Taft Lamont Taylor ASSISTANT CITY MANAGER Ezequiel Elizondo ACKNOWLEDGEMENTS Department of Planning Brandol M. Harvey, A.I.A., A.I.C.P, Director Michael Gunning, Senior Planner, Project Manager Robert Payne, A.I.C.P., Senior Planner Faryce Goode -Macon, City Planner III Alice Terrall, City Planner III Harry J. Power, City Planner II Fernando Rodriguez, Ph.D., City Planner II Ellen Dorries, Planning Technician III Robert Pena, Cartographer Alfonso Davila, Draftsperson Linda Williams, Secretary Significant contributions to this Area Development Plan and invaluable assistance were provided by service agencies including Department of Engineering Services, Divisions of Gas, Traffic Engineering, Wastewater and Water; Department of Park and Recreation; Calallen Independent School District; Tuloso-Midway Independent School District; Police Department; Fire Department; Libraries; City/County Health Department; State Department of Highways and Public Transportation. TABLE OF CONTENTS Page I. INTRODUCTION 1 II. ENVIRONMENT 6 Topography 6 Flood Plains/Drainage 8 Soils 10 Soil Types 11 Environmentally Sensitive Areas 12 III. POPULATION AND HOUSING 14 Population Trends 14 Housing Trends 16 Ethnicity 17 Household Income 17 IV. LAND USE 19 Land Use Principles 21 Existing Land Use 23 V. ANNEXATION 31 VI. TRANSPORTATION 35 Streets and Highways 35 VII. PIPELINES AND PETROLEUM HAZARDS 43 Pipeline 43 Petroleum Hazards 45 VIII. PUBLIC SERVICES 49 Parks 49 Public Safety 55 Fire Station 55 Police 57 Water System 58 Wastewater System 63 Stormwater System 66 Natural Gas Pipeline System 69 Other Public Services 73 Branch Library 73 Public Schools 75 Health Care 76 Senior Community Services 77 IX. ISSUES AND RECOMMENDATIONS 78 LIST OF FIGURES Page Figure 1 Comprehensive Planning Process 1 Figure 2 Development Study Areas 2 Figure 3 Northwest Development Study Area 5 Figure 4 Northwest Topography 7 Figure 5 Flood Zones 9 Figure 6 General Soil Map 10 Figure 7 Population of Northwest Area 15 Figure 8 Housing Units 16 Figure 9 Ethnicity Breakdown 18 Figure 10 Existing Land Use 24 Figure 11 Annexations 32 Figure 12 Street Network 36 Figure 13 Street Improvements 37 Figure 14 Pipelines 44 Figure 15 Petroleum Hazard Area 46 Figure 16 Oilwell Concentration 47 Figure 17 Parks & Recreation - Existing Conditions . . . . 50 Figure 18 Parks & Recreation - Short & Long Range Projects 53 Figure 19 Public Safety 56 Figure 20 Water System - Existing & Proposed 59 Figure 21 Wastewater System - Existing & Proposed 64 Figure 22 Stormwater System 67 Figure 23 Natural Gas System 70 Figure 24 Other Public Services 74 Figure 25 Proposed Land Use 79 Figure 26 Transportation Plan Amendments 94 Figure 27 Proposed Expressway Corridor 97 LIST OF TABLES Page Table 1 Population Change, 1970 - 1985 14 Table 2 Ethnicity Breakdown 17 Table 3 Existing Land Use 23 Table 4 Existing Zoning Distribution 27 Table 5 Northwest Traffic Volums 40 Table 6 Parks 49 Table 7 County Parks 51 Table 8 Parkland Standards 51 Table 9 Northwest City/County Parks 52 Table 10 Proposed Land Use 80 I. INTRODUCTION The Comprehensive Plan for the City of Corpus Christi, and immediate surrounding areas, consists of three major elements: o Policy Statements; o Area Development Plans; and o Master Service Plans. The Corpus Christi Policy Statements provide the framework and direction from which the remaining elements, Area Development Plans and Master Service Plans, must be developed. Equally important are the strategies used for implementing the comprehensive plan, which have been incorporated into the planning process. Figure 1 from the policy statements summarizes the planning process. FIGURE 1 THE COMPREHENSIVE PLANNING PROCESS T--I THE CORPUS CHRISTI COMPREHENSIVE POLICY STATEMENTS ✓ a./ YY CCapwfwYw ,an Cate 44+44•4 s .1411n. INPUT C IMCVT 114.9tf fpala Tta CN 4..4aat.t1441.444. yews Iw.i l a Kanonma ulCCYT10 l lal.f e1 .e.la..... a.11.l.l miles W .aaan city elle... - 2 The Area Development Plan Element consist of twelve area plan studies traversing the city and immediate surrounding areas (see Figure 2). Each prepared plan will serve as the basis for further public discussion and citizen input concerning future development in their respective areas. FIGURE 2 DEVELOPMENT PLAN STUDY AREAS , AREA VELOPMENT PLANS --- To BE. 114ITIATI=D YEAR '87 89 ivo MIMIS Orr ENTRAL °o«r°S COMITY SAY tct a PORT jj.. .404 \\\\\\\4,\\\\*: x:•:95,\\\\\\\\\\\` ` ` \\\` .'i\\\\\\\\\\\\. AIRPORT .\\' \\\\\\\\\\\\\\\\\\\\\\ Ns\\\\ \2 '\\\\\\\\\\� :'."\\\\\\\\\\\\ Q \► 1."\\"\r, ° VIOLET \\\\`\i»' 0t \\\\\ \\\\\\\ \\\\ :>\\\\\SOUTNEAST \ Y ,\\\\\\\\ iM_Mt hi\rq Sy\y A\\\\\ h O \\\\\ ` I* \\\\\\ ' l\\\\\\\\ 10to °jrt« ta,\\\\\\\ LONDON SOUTNSIDE rei. �0,.eSI «« °or. WV or COOP. °M°nn. ♦t «SN RANI - 3 The study involved a considerable amount of public input and comment prior to its completion. Staff solicited input from selected city boards and commissions, civic groups, business associations, and interested citizens. A public hearing was held within the study area. Staff presented an overview of the comprehensive planning process to the Executive Committee of the Northwest Business Association and noted their concerns on existing conditions and future development. Staff also made a detailed presentation to the Planning Commission on the physical characteristics of the northwest, including information on land use, population, housing, parks, public safety, and utility infrastructure. Staff also made a similar presentation to the Transportation Advisory Committee. Future plans, in more detail, will evolve from this one as more information becomes available and additional policies are formulated by public officials in response to citizen's comments. The Northwest Area Development Plan is intended to provide basic data, formulated in a convenient way, that can be used to accomplish the following objectives: o To provide public officials with an objective and consistent guide for making development and zoning decisions; o To provide a coordinating mechanism between city departments; - 4 o To establish a basis for the development of land use policies and other regulations which govern development within the area; and o To foster communication between citizens and their government by placing the government's intentions on display. While the basic studies and objectives may still be valid, unexpected circumstances within the area may require new recommendations to achieve the desired results. The Northwest Boundary Area contains approximately 33 square miles, of which 28 square miles are undeveloped (see Figure 3). A large portion of the area was taken into the city through annexation to provide additional controls for existing older developments such as San Carlos and other areas located along Leopard Street and the Nueces River. In terms of residential growth, the Northwest Area is one of the fastest growing areas of the city. The majority of this growth has occurred since 1970, and most recently, along the city's fringe near F.M. 624 and Calallen. Steady growth is expected to continue, dictating the need to re-evaluate the plan at least every five years. -5 - FIGURE 3 t\Jo2Thilea EST ID EN, EL OF' P'IEniT -FL A 1,-1 STJDY AREA - 6 II. ENVIRONMENT TOPOGRAPHY Figure 4 illustrates the unique topography found in the northwest, that is not found in any other part of the city. The topography around the city is generally flat to slightly rolling, and can be characterized as a coastal terrace with a uniform grade of about three (3) feet per mile sloping southeastward to the coast. Within the study area, the highest elevation is approximately 90 feet above sea level located near F.M. 624 and East Riverview Drive. Moving in an easterly and southeasterly direction, the elevations begin to drop forming a prominent ridge line that separates the drainage to the Nueces River and Bay from the inland drainage to the south and Oso Creek. The slope to the Nueces River side is approximately 0.2 to 5 feet per mile with the lowest elevation at 5 feet above sea level at the river's bank. The slope to the south or Oso Creek is approximately 0.3 to 0.5 feet per mile, dropping in elevation to 45 feet at State Highway 44 and Oso Creek. Land area situated north of the ridge line is characterized as sloping with intermittent steep grades that pose restraints to location and design of development. South of the ridge line, the land area is basically flat, with a slight slope to the south, thus, creating problems with drainage of developing properties because water tends to stand or pond due to the minimal grade and impervious nature of the clay based soils. 8 FLOOD PLAINS/DRAINAGE Figure 5 indicates the 100 -year flood plain, which poses little or no threat to property in the northwest, excepting land areas located near or along the Nueces River and its meanders north of Interstate 37. The natural drainage is also displayed showing a faster run-off over a shorter distance to the north from the ridge line to the river than south of the ridge line toward State Highway 44. Natural and man-made drainage facilities are discussed in greater detail in the section titled "Stormwater System" of this report. Run-off to the north has created problems with soil erosion, i.e. Turkey Creek, which have been compounded by increased development. A different type of problem exists in the southern portion of the study area in that flooding is more predominant as a result of poor drainage. This situation is also compounded when development does not provide for proper drainage. POLICY STATEMENTS RELATIVE TO FLOOD PLAINS/DRAINAGE: o Regulations that protect drainageways should be enforced; and o The Master Drainage Plan should consider the ultimate development of the area. - 9 FIGURE 5 - 10 - SOILS The soil matrix for the study area identifies twenty-four (24) various soil types. The soil is predominantly clay sand and silt that has moderate permeability and drainage. These soil characteristics are generally fair for placement of underground utilities, foundations, walls, and road surfaces due to moderate shifting and cracking of the subsoil. Also, it is well suited for all locally grown crops and should be moderately productive. To envision how the soil types of the study area will affect development and farming, such soils were categorized into three (3) general soil types which define its limitations and mapped according to its area on Figure 6. FIGURE 6 1 • •1. 1lIM•1 u f Of •••11.11, Or OCI*t.R m c01.1•Mr_011 WWI TTMS WICIA u.l MI MN T s1a1••. GENERAL SOIL MAP NEWER COUNTY. TEXAS .o. a111100•Ta f gEOa41r1w+n=aa. Ow. f-1T.w..fw lwalaas..— s.,-.. .1.•0LL ��w,swr y .. o.a..a... *7 ,..r.. 1r • 'h b.. w,.., _ ..... i ., to, T:... rnu... now., awe.w.. orw.�e...„_, n Ninwn ant Nn .as• of... SOIL TYPES Lomalta Series: This soil is located mainly near the lowlands at the mouth of the Nueces River, between Calallen and Nueces Bay. The surface soil is crumbly, granular in structure, and has a thin salt film on the surface when it is dry. The subsoils are weak and granular in structure, and do not crumble due to their moisture retention. Lomalta soil supports a thick growth of salt -tolerant and water -loving plants; namely, Gulf Cordgrass which is a year-round green perennial bunch grass that serves as grazing ground for cattle. Such soils are best used as range and recreational lands because they are too wet and saline for crops and building construction. Miguel-Willacy Series: This type of soil occurs in the northern and southwestern part of the study area and is nearly level to sloping. It is characterized by being lime free, slightly hard when dry, easily worked and frangible when moist, and drains slow in leveled areas, medium to rapid in gentle or moderately sloping areas. This soil produces moderate to low yields of crops that mature in the summer. It is best suited for crops that mature early or in the cooler part of the year. Such soil is classified as fair to good for the development of structures due to its combination of sand and clay soils that have moderate shifting capabilities. - 12 - Victoria Series: Soil types of this nature are located within the mainland of the study area and represents the majority of land in the city. The structure of this soil is fine and granular when plowed. Most Victoria soils are nearly level, but a few areas near the Nueces River are sloped. Victoria soil is characterized by its dryness, which causes it to crack during the summer, and the surface drainage is slow. Nearly all Victoria soils cultivated produce moderate to high yields of locally grown crops. This soil is fair for development since its composition is clayey. Clayey soils require special consideration when constructing buildings in order to prevent damage from the volume change and capability of the soil. ENVIRONMENTALLY SENSITIVE AREAS The Northwest Study Area is bordered by the Nueces River and flood basin, which are environmentally sensitive areas. The Nueces River extends along the northern boundary of the study area for 12 miles. Since the river is an important ecological resource, the City should preserve this natural system. Activities adjacent to the river should be carefully controlled and monitored to avoid harm to the environment and river water quality. Another environmentally sensitive area that will be affected by development occurring in the Northwest Study Area is Oso Creek. Although the Oso penetrates the southern portion of the Northwest Area, the quality and quantity of stormwater runoff will impact the environment along the entire length of the Creek. - 13 - POLICY STATEMENTS RELATIVE TO ENVIRONMENTALLY SENSITIVE AREAS: o Promote natural amenities of the area; o Man-made drainage systems upstream from the fresh water intake station on the Nueces River should be designed to reduce run-off contamination into the City's drinking water; and o Preserve Bay/Creek/River/Access views that provide unique and interesting visual relief. - 14 - III. POPULATION AND HOUSING POPULATION TRENDS Between 1970 and 1985, the population in the Northwest Study Area increased by 134 percent, representing a growth of 11,199 people, compared to the population change city-wide at 27 percent, and a growth of 56,217 people. These figures reflect an average growth rate of 9 percent for the Northwest Area yearly as compared to the city's growth rate of 1.8 percent for the same period (see Table 1. Northwest Corpus Christi Source: U. S. TABLE 1 Population Population 1970 1985 8,363 19,562 204,525 260,742 Population Number And % Change 11,199/134% 56,217/27% Bureau of the Census and Corpus Christi Department. Yearly Rate of Growth 9.0% 1.8% Planning The increase in the northwest area's growth rate may be attributed to migration into the community due to the availability of large residential land areas, and the school districts. Other factors contributing to the rapid growth is the east -west corridor of Interstate Highway 37 and Leopard Street located within the study area. Population figures for 1985 indicate that 19,562 persons resided in the study area; which accounts for 13 percent of the total city population (see Figure 7). Using the linear or straight-line - 15 - projection technique, the projected population for the Northwest Area by year 2000 is approximately 45,000 persons, assuming the rate remains the same as from 1970 to 1985. FIGURE 7 POPULATION OF THE NORTHWEST AREA 14127 10243 8363 19562 1970 1975 1980 1985 # change from 1970 to 1985 - 11199 % charge from 1970 to 1985 - 134% AVERAGE YEARLY GROWTH RATE FROM 1970-1985 s 9% - 16 - HOUSING TRENDS For 1985, the total housing units for the Northwest Area was estimated at 6,859, and of that total, 6,310 were occupied. The 1985 estimates also indicate that single-family homes accounted for 4,324 units, or 63 percent; multi -family - 1,767 units, or 26 percent; and mobile home - 768 units, or 11 percent (see Figure 8). FIGURE 8 MANG UNITS CI. 111E NORTHWEST AREA INN housing sags -6069-+0o% M4324 63% n+»a 2S% uw 1N Inc The higher proportion of single-family homes suggest that the area reflects a low-density community. With lower density, less traffic congestion occurs. Most of the housing stock in the study area has been built within the last twenty years and is in good condition. - 17 - ETHNICITY The racial composition of .the study area is comprised of White, Hispanic, and Black. Whites makeup the majority populace in the area with Hispanics following in population numbers and then Blacks. Ethnicity breakdown for these groups is illustrated in Table 2 and Figure 9 which reflects 1970 and 1980 statistics of the Northwest Area as compared city-wide. TABLE 2 ETHNICITY BREAKDOWN YEAR WHITE* $ HISPANICS % BLACKS $ TOTAL N/WEST 1970 7,457 89% 879 11% 27 .001% 8,363 1980 11,355 80% 2,707 19% 65 .002% 14,127 CITY 1970 111,011 54% 82,988 40% 10,526 5% 204,525 1980 111,935 48% 108,175 47% 11,889 5% 231,999 *Includes Other HOUSEHOLD INCOME Household income is a determinate of the economic characteristics of persons residing in the Northwest Area. There is a significant difference in the level of wealth in the study area versus the city's level of income. In 1980, statistics indicate that the median family income of the Northwest Area was $26,961 compared to the city-wide median family income of $19,381. The median family income of the study area reflects an increase of 28 percent over the City's median family income. 120000 - 18 - ETHNICITY BREAKDOWN 1970 Racial Composition:NW vs City 100000 - 80000 - 0 v 60000 - o. 0 a c 0 0 Q 0 0 a 40000 - 20000 - 0 120000 Whites Hispanics Ethnicity ®Northwest ®City 1980 Raciol Composition:NW vs City Blocks 100000 - 80000 - 60000 - 40000 - 20000 - 0 Whites/Others 11/1"111.1siplo-ri Ethnicity = Northwest ® City FIGURE 9 (65) Blacks - 19 - IV. LAND USE The pattern and density of land uses within a community has a very significant impact on the community's quality of life. Factors contributing to the quality of life include neighborhoods free of fast moving traffic on interior streets, and the absence of odor, noise, glare, and/or blight associated with industrial or commercial activities inappropriately located in relationship to neighborhoods. Other quality of life factors include accessibility to commercial services, places of work, the availability of parks, open spaces, and schools. The land use plan should help guide development in such a way as to promote the grouping together of land uses that are complimentary to one another and minimize the grouping together of incompatible land use activities that can cause nuisance situations. For example, locating heavy industrial activities or heavy commercial activities adjacent to low density residential neighborhoods should be avoided. Of course, a thriving community must have both kinds of activities, so the question becomes: How much will be needed of each use, and how can they be situated in relation to one another to promote a high quality of life? It is sometimes difficult to imagine currently vacant areas becoming crowded with lots of activities, just as it is difficult to address the need to prevent nuisance conflicts when new development backs up to vacant properties. The response of many will be to do nothing or ignore potential problems until a problem becomes a crisis. Many times potential land use problems are not important until one looks at other fully developed areas of the - 20 - community where land use conflicts exist. Low density residential areas that abut high density industrial or commercial or residential uses become less desirable living environments to their residents. When this happens, residential property values decline and so does the tax revenue to local government entities. Owners of such residential properties may either attempt to move out of the area or become burdened with property that continues to decline in value. In the meantime, the local government may need to raise taxes to offset the declining value of property, and at the same time, invest community development money in the neighborhood. Zoning is the legal tool used to direct growth and development of the city in an orderly and efficient manner which promotes a higher quality of life for the citizens of the community. Zoning, in sum, is a means of ensuring that land uses are situated in relation to one another so that adequate space is provided for all types of development. It also helps to control the density of development so that all properties can be adequately served by street, utility, recreation, and school systems. Zoning influences new growth into appropriate areas and protects existing property from incompatible adjacent development. The purpose of this chapter is to identify and recommend land use principles consistent with the City's Policy Statements, that when applied, will help to assure quality development. Additionally, existing land uses and zoning within the Northwest Area will be - 21 - discussed and summarized graphically. Finally, several Corpus Christi Policy Statements relating to the Northwest Area will be identified. LAND USE PRINCIPLES It is not always possible to avoid all land use conflicts, but a plan based on good land use principles and implemented early in the development process can do much to prevent future land use problems. Solutions include: o Group high density commercial activities at major intersections. This will provide such activities with the high visibility locations that are needed by most businesses. o Use buffer zones or medium density land uses to provide a transition between high and low density activities. A buffer zone can be an open space landscaped area, a medium density residential or an office development, etc. to mitigate the noise, glare, odor, and traffic problems associated with higher density uses. o Require screening fences between the back or side yards of medium and low density activities and where a buffer zone is not physically possible. -22- o Discourage strip commercial development activities because the stripping of major streets will: A) Produce the maximum possible amount of conflict area between incompatible land uses; B) Increase the accident potential of the street system; C) Reduce the designed carrying capacity of the thoroughfare system by introducing numerous curb cuts and left turn conflicts causing traffic speeds to decrease; D) Produce poor accessibility for pedestrian and public transportation facilities; and E) Reduce business productivity; a planned center will produce more total sales than if the same businesses were to be located independently of each other. o Where strip commercial development occurs, a marginal access street with buffering along rear/side yards is required (see Corpus Christi Policy Statements). - 23 - The amount of industrial, commercial, and residential activities that should be planned for an area is as important as the arrangement of these activities. The American Planning Association Survey (1983) of the fifty (50) largest cities in the United States indicated that the average breakdown of land use (for developed portions) of these cities, was single-family - 39%, multi -family - 9%, commercial - 9%, industrial and public uses - 43%. EXISTING LAND USE A breakdown of land uses in the Northwest Area is shown on Table 3. The existing land use map, Figure 10, also illustrates the distribution of uses. The land use information was obtained from the Planning Department's land use and housing information files and from a Land Use Survey conducted throughout the northwest area. TABLE 3 EXISTING LAND USE % of % of Housing Acreage Total Developed Units Single-family 2,419 11% 74% 5,051 Multi -family 174 1% 5% 1,938 Commercial 252 1% 8% Industrial 40 <1% <1% Public Use 423 2% 13% Subtotal 3,308 16% 100% Vacant 17,901 84% Total 21,209 100% 6,989 -24- 0 0 O 030N31 X3 -e 19 ON '00 FIGURE 10 - 25 - The Northwest Area contains approximately 33 square miles of which only 5 square miles are developed, leaving 28 square miles undeveloped. Single-family usage occupies the vast majority (74%) of the developed acreage. The land use category of Public Uses ranks second with 13 percent, while commercial uses rank third with 8 percent in percentage of developed land. Existing single-family development is built at an average density of 2.57 units per acre, while multi -family development averages 12.78 units per acre. The Northwest Area of Corpus Christi is often referred to as a "bedroom' community." This is evidenced by the large percentage of residential development as compared to commercial development. Existing residential development is located primarily in the northern portion of the study area and parallels the Interstate Highway 37 and Leopard Street corridor as well as F.M. 624. The majority of the existing commercial development is located along Leopard Street in a strip formation. In many locations, the strip commercial development abuts single-family residential development which is an undesirable situation. There is relatively new high-density commercial development located at the intersection of Highway 77 and F.M. 624. The development at this location is of a compact design which is preferred over strip development. There are currently small industrial uses scattered throughout the area. The Corpus Christi Petrochemical Plant and Valero Refinery, two large industrial uses, lie just south of the Northwest Study Area in the Corpus Christi Industrial District No. 2. - 26 - Corpus Christi Industrial Development Area No. 1 is located primarily within the Port Development Plan Study Area, but it does extend into the Northwest portion of the study area along Nueces River and Carbon Plant Road. There are numerous non -conforming land uses located throughout the northwest area. Many land uses, still in existence today, became non -conforming after they were annexed into the city and zoned for the first time in 1962. The majority of the mobile homes in the study area are classified as non -conforming as are various commercial and industrial uses scattered throughout the area. An. overview of the existing land use map quickly indicates that development in the northwest area is scattered and non-contiguous. There is a need for infill development in order to maximize the utility of the existing infrastructure and to economize the cost of providing services to the population of the northwest area. The distribution of zoning throughout the Northwest Area is shown on Table 4, as well as, graphically depicted on Figure 10. The vast majority of the area is currently zoned for single-family residential development, with business zoning covering the second highest percentage of the total area. Of the total area zoned, 40 percent is developed, while 60 percent remains undeveloped. Although 1,107 acres of land are zoned for some sort of commercial use, only 285 acres, or 26 percent, of the commercially zoned area is currently developed. - 27 - TABLE 4 EXISTING ZONING DISTRIBUTION % of % of % of Total Total Zoned Zoning Zoned Zoning Zoned Zoned Acres Type Acres Type Zoning Type Acreage Area Developed Total Undeveloped Total Farm -Rural 758 8% 321 42% 436 58% Single-family Residential 6,579 73% 2,669 41% 3,911 59% Multiple -family Residential 27 <l% 20 74% 7 26% (Typically duplex and Townhouse Development) Mobile -Home Residential 25 <1% 25 100% 0 0% Apartment House Districts 81 1% 62 77% 20 25% Professional Office Districts 31 <1% 30 97% 1 3% Neighborhood Business 14 <1% 7 50% 7 50% General Business 1,093 12% 278 25% 814 74% Industrial 333 4% 142 43% 191 57% Special Permits 14 <1% 13 93% 1 7% TOTAL ZONED AREA 8,955 100% 3,567 40% 5,388 60% POLICY STATEMENTS RELATIVE TO LAND USE: The land use plan is a very important element of each area plan. Land use policies provide guidance to development by identifying community standards for the location and interaction of residential, commercial, and industrial uses. Because of their importance, there are numerous policy statements pertaining to land use that are uniquely important to each area of the city. The following policies are applicable to the Northwest Area: o Recognizing the city's financial limitations, new development should occur in a pattern which is cost effective; o Corpus Christi Bay, Laguna Madre, Padre Island, Mustang Island, Nueces Bay, Cayo Del Oso, and Oso Creek development should be considered in context with their effect on the entire city; o Land use should be separated into three primary land use types: residential, commercial, and industrial unless properly developed as a mixed use concept; o An active code enforcement program should be followed in order to correct code violations; - 29 - o Innovative site built homes and manufactured housing should be considered as a possible source of future low and moderate income housing; o A mix of high, medium, and low-cost housing should be encouraged throughout the city; o Each neighborhood of the city shall be protected and/or improved so as to be a desirable and attractive residential environment; o Infill development should be encouraged on vacant tracts within developed areas; o Incompatible industrial and commercial land uses should not abut residential areas; o Public facilities should be maintained and improved in existing residential areas; o Minimize the impact of commercial areas on adjacent, existing or future residential areas through the use of compact designs, screening fences, open space, and landscaping; o Commercial activities which generate large volumes of traffic should have direct access to an arterial without having to traverse low-density areas; -30- o Commercial service areas designed to serve local neighborhoods should be conveniently located and in harmony with the surrounding neighborhood; o Provide adequate and suitably zoned land for both light and heavy industries; and o Properly planned industrial parks should be encouraged. - 31 - V. ANNEXATION The majority of the area was annexed September 19, 1962 as a result of a referendum election. The 1962 annexation was the largest area annexation of land and water to date. The area annexed into the city was from Calallen eastward, including major portions of the westside, southside, and all of Flour Bluff, as well as most of Corpus Christi Bay, all of Nueces Bay, and the Nueces River from its delta up river to the point of the City of Corpus Christi water intake facility at Calallen. With this annexation, the unincorporated communities of Calallen and Annaville were taken into the city. When properties were annexed, existing uses became non -conforming due to annexation and zoning regulations. In addition, unplatted properties in existence were classified non -conforming. Although some non-conformance has been corrected through changes of zoning and platting activity, many non -conforming uses still exist (see Figure 11). In 1970 and 1972, respectively, annexations of the Nueces River bed from bank to bank occurred. The first annexation was from the point of the City of Corpus Christi's water supply in -take, a distance of five miles up the meanders of the river. The second was an additional seven miles up the meanders of the river, beginning at the extremities of the first river annexation. These two annexations extended the Corpus Christi five -mile extraterritorial jurisdiction a considerable distance westward into both Nueces and San Patricio Counties. The purpose of the Nueces River annexations was to gain control of development run-off into - 32 - �\\��p�°i ~• � A w5,, 0M-1r��I'I • FIGURE 11 -33 - the river upstream of the City's water supply in -take. In 1981, annexation of the San Carlos Subdivision occurred as a result of a referendum election. The area was experiencing health hazards as a result of septic -system failures; since these services were not being provided by the City Sanitary Sewer Service. Subsequent annexation of areas such as Wood River, River Canyon, and Castle River have occurred by contract with the developer at the time of construction of these subdivisions. Future annexations will occur along F.M. 624, dependent upon development demands. Annexations along F.M. 624 in a westward direction will be contained in a corridor -like manner due to the boundary limitations of the Nueces River on the north and the limits of Robstown's extraterritorial jurisdiction on the south (see Figure 11). POLICY STATEMENTS RELATIVE TO ANNEXATION: The development and implementation of a prioritized annexation program will help ensure that urban growth at the periphery of the city is compatible with the developmental objectives of Corpus Christi. Controlled growth through orderly management policies is more fiscally responsible than correcting non -conformities to codes and ordinances years after the fact. Therefore, a policy of annexation should take into consideration both the short-term and long-term benefits of annexation. The following policies are of the utmost concern to the Northwest Area Development: o Protect the water supply system now and in the future; - 34 - o Protect environmentally sensitive areas along the Nueces River; and o Extend and improve the transportation system. - 35 _ VI. TRANSPORTATION The transportation network of any urbanized area significantly influences the type, direction, and even the density of growth within its boundaries and, therefore, has historically been a primary concern of local, state, and federal agencies. The ability to move goods and people in a safe and efficient manner through an urban area represents the quality of the existing street, highway, and freeway systems which, in turn, is conducive to continued growth. At the present time, the Northwest is served well by the existing planned street improvements, with no serious problems expected in the near future. With close monitoring of the current traffic capacities and continued plans for long-range improvements, future congestion problems can be avoided. This is not to say, however, that traffic congestion due to inadequate street capacities or outdated intersection designs do not exist. STREETS AND HIGHWAYS The current Corpus Christi Urban Transportation Plan for the Northwest area delineates the existing and proposed street network and improvements (see Figures 12 and 13). The City's ultimate transportation plan is to provide arterials at approximate one -mile grid spacings and expressways at approximate six to eight mile spacings. Obviously lacking in this regard, though not an overriding problem at this point in time, is the limited number of - 36 - FIGURE 12 as Z 1 Z yy q r r$i O OZ Q0 r� JK Zy 2r on o0 <- W ZO mm Wmq 0y1CO uJ- pp¢2_ W 1E oQ. 0401 ZO 00 0m 0= �2 w rO 00 �_ 3yUO, O r0 PE Hd trim rm ZO (i W 0z 7 O M a� oW� ga oa �3o °1g nF. J �W 40 aO dt gt t)= 01� fp 0. h~ HH o �O HO tic �O 0 i.1 0< 3 0 f1� V� i I. b - 37 - FIGURE 13 east/west traffic corridors through the Northwest Area. Existing east/west movement of traffic through this study area is provided by Interstate Highway 37, S. H. 44, Leopard Street, UpRiver Road, and F.M. 624. Each of Leopard Street, F.M. 624, and UpRiver Road are designated as functional arterials, with widening improvements planned within the next 10 years to provide increased corridor traffic capacity. Also, Agnes Street (S.H. 44) functions as an east/west arterial along the southeastern boundary of the Northwest study area. The addition of new east/west arterial corridor - specifically, extensions of Sedwick Road and Haven Drive, plus the construction of a new arterial commonly referred to as the McNorton Road Extension -- is recommended to achieve the desired one -mile spacing of the east/west arterial corridor system as development occurs within the core area of the northwest area. More sufficient at this time with regard to the desired one -mile arterial grid system is the number of existing north/south arterial corridors. Rand Morgan Road, McKinzie Road, Violet Road, and Callicoate Road are designated functional arterials, all of which will eventually be reconstructed from their existing two-lane rural cross-sections to five -lane arterial cross-sections. Additional proposed arterials designated on the Transportation Plan are located west of U.S. Highway 77, County Road 69, F.M. 1889, and County Road 73; which presently operate as unimproved rural roadways. The expressway system in the northwest area is basically fixed at - 39 - this time. Improvements are either underway or due to start within the next ten years for Interstate Highway 37, U.S. Highway 77, and S.H. 44. The latter presently operates as partly a median -divided arterial section, partly controlled access frontages, but is ultimately planned for construction as a six -lane controlled access expressway between S.H. 358 (North Padre Island Drive) and Robstown. Ultimate improvements are also planned for the construction of an outer belt expressway facility, already conceptually endorsed by the City Council, beginning at Interstate 37 and following the general alignment of McKinzie Road south into the Chapman Ranch area and eventually connecting with Rodd Field Road and Yorktown Boulevard on the city's southside. Existing north/south arterials serving the area as well as proposed improvements, should accommodate present and future traffic increases. Currently, nominal peak hour congestion is occurring on Rand Morgan Road, McKinzie Road, and Violet Road at their intersections with Leopard Street and Interstate 37, although at acceptable levels of service. These typical intersection congestion problems will be primarily addressed with the Leopard Street Phase I improvements within the next five years. As reflected on Table 5, traffic volumes on streets in the northwest area have generally shown appreciable increases over the past ten years. However, these traffic volumes represent demands which are well under the maximum traffic capacities of the street sections. Even Leopard Street, with the highest traffic volumes of any of the arterial corridors, has a reserve capacity more than double its current traffic demands. 000 0o OO►n 000 t0 C1rlM C1 r"1 HNN 01r400 00 ri r4 on Mrl Ul0 NMO 01 . . . . . . . . . . . r4 to ri O t!l r- C' M C1 ' o M rI r•A ri 00 M M t1'f in N OONtf1 rlW 000 0 CM N C1 NN I M rl 1-1 rI r I 1 1 r1 ri I I En 0 0 0 0 0 0 0 O 0 0 0 0 0 0 0 I -a MI NMN r4 01 I -NM 00\00 tf1M d'N Q 00r•i N M M M er rA N C' r- 'o N CO OD to H CM ... .. ... ... .. .. r -i NNM 00 d' r4d'0 CO MD (-NI 111N COO 43 H r -I r -I 1-1 N H M A Oa) W Ch to W O ,r to M 00 N M Q CO O ri d' ri C1 C1 N r 1 1-1 W CO U co M .1. 10 .44 M I r4 r-1 CO C1 Z 1 U) ri cIP I Ln O W 000 00 00 000 00 0 000 `r a W OI r- v' o r -I CO Q to 4-4 to I- 1-4i N b d' d'I- r - I 0 OM 0001 00 el O r-iMls �q W co to oe ri M ... .. Z.. ... .. . ... 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As development occurs in a southward direction from I.H. 37 and Leopard Street, the need for an additional east/west arterial will arise as forecasted and required by Urban Transportation Plan. • POLICY STATEMENTS RELATIVE TO TRANSPORTATION SYSTEM: o Present and future road networks should promote desirable patterns of land use development; o Increase the ability to finance transportation improvements; o Residential street designs should improve the safety and quality of residential areas; o Keeping in mind the access need of each property owner, reduce the number of driveways on arterials which limit street capacity and increase the potential for accidents; o Identify rights-of-way for transportation corridors; -42- o Medians should be built on all arterials with six travel lanes; o Improve and provide safe pedestrian facilities in public parks and commercial -residential areas; o The Regional Transit Authority should continue to expand its bus fleet, facilities, and maintenance programs to meet new service needs; o 'The City should encourage the construction and use of multi -modal transportation centers; o Designate truck routes and other transport facilities at locations where they will minimally disrupt residential areas, recreational uses, or public facilities; and o Special routes should be used for the transportation of hazardous materials. - 43 - VII. PIPELINES & PETROLEUM HAZARDS PIPELINES Figure 14 shows an extensive network of pipelines for oil, gas, and other petroleum based products. These pipelines are more prevalent in the northwest area than in most other parts of the city, and they pose a constraint to development. The only regulation that the City has in respect to pipeline installations and operations is that pipeline companies must obtain easements to cross city -owned easements or property. • Pipelines schematically illustrated on Figure 14 are located by means of recorded easements. However, there are additional pipelines located in private easements which the city has no knowledge of until the property is platted. Pipeline easements pose a constraint as well as a hazard when land development occurs within their proximity. To that extent, location of pipelines is a constraint to development which, at times, requires unique layout designs to accommodate the easements, i.e. using pipeline easements for bike and and hike trails or nature trails. Also, additional development costs can be incurred if the pipeline has to be encased and buried deeper or relocated. POLICY STATEMENT RELATIVE TO PIPELINES: o Develop specific guidelines that regulate development in areas near pipeline corridors and in areas of industrial use. - 44 - FIGURE 14 - 45 - PETROLEUM HAZARDS A combination of factors, including natural gas seepage, underground pipelines, and the fact that many abandoned wells have been less than adequately plugged by today's standards, have led the Petroleum Inspections Department to designate Saxet Field and the immediate vicinity as a petroleum hazard area (see Figure 15). In relation to the Northwest Study, the petroleum hazard area is located adjacent to the east study area boundary between State Highway 44 and Interstate 37. Associated with the petroleum hazard area is a subsidence area that encompasses the Saxet Fields and surrounding lands south of State Highway 44, west of Rand Morgan Road, and north of Interstate 37. Portions of this area, including Saxet Field have undergone considerable subsidence, up to ten feet in some areas (see Figure 16). The subsidence is thought to occur as a result of the intensive petroleum extraction, and is considered unsuitable for residential redevelopment. The proximity of the Saxet Fields, and area of subsidence to the study area will encourage more industrial uses on the study area fringes from Rand Morgan Road west along the proposed extension of McNorton Road to the existing Corpus Christi Petrochemical (C.C.P.C.) site. POLICY STATEMENT RELATIVE TO PETROLEUM HAZARDS: o Establish specific guidelines for land use development in the Saxet Oil Field; - 46 - FIGURE 15 - 47 - FIGURE 16 _ 48 _ o Adopt guidelines for construction of buildings in flood -prone areas; and o Work closely with all federal and state agencies to ensure that all hazardous wastes are eliminated properly. _ 49 _ VIII. PUBLIC SERVICES PARKS City parks in the northwest area comprise a total land use of 165.25 acres accounting for seventeen (17) parks. The City's Parks Department classifies each park as: o Neighborhood; o Community; o Urban; or o Special park. Table 6 indicates the location of each city park, its acreage, and Figure 17 illustrates their location. Park Name First Colony (U) Northwest (U) Cenizo (U) Forest (U) Brookhill (U) Country Ests.(U) Willow (U) Nolford. (U) Woodland (D) Violet Jackson Castle River Overland Patterson Solar West Guth Nueces River (P) (D) (U) (D) (D) (D) (D) (P) TABLE 6 Location Lone Oak Dr./ Prairie Ridge Dr. Spaulding Dr. Rolling Ridge Calallen/Smith Rd. Brookhill/Shelton Emory Drive Williwood Creek Dr. Woodland Creek Dr. Wandering Creek/ Chispa Creek Windsor/Violet Rd. Fair Oaks/UpRiver Rd. Castle Valley Dr. Frontier/Winrock North Harrington Rainmist Lane UpRiver Rd. Nueces River/Hwy. 77 Type of Acreage Park Facility 10.06 Neighborhood No 1.60 Neighborhood No 1.86 Neighborhood No 3.10 Neighborhood No 1.89 Neighborhood No 5.00 Neighborhood No .93 Neighborhood No 3.05 Neighborhood No 1.56 Neighborhood Yes 1.55 Neighborhood Yes 2.29 Neighborhood Yes 3.34 Neighborhood No 5.18 Neighborhood Yes 1.00 Neighborhood Yes 2.84 Neighborhood Yes 80.00 Urban Yes 40.00 Community Yes *D, P, & U indicate developmental status of park. D - Developed P - Partially U - Undeveloped - 50 - FIGURE 17 - 51 - Additionally, two county parks lie within the study area and are described in Table7 and illustrated in Figure 16: Park Name Hazel Bazemore Hilltop Location TABLE 7 COUNTY PARKS Acreage Highway 624 S. of Leopard St. west of Hilltop Road *D, P, U, indicates development status D - Developed P - Partially U - Undeveloped Type of Park 77 Urban 32 Community of Park Facility (D) Yes (D) Yes In evaluating the adequacy of these parks, the National Parks and Recreation Association standards were utilized. The Association states that the population ratio method is the " . most applicable and defensible method of park planning." Table 8 illustrates the park/facility ratio method that has been applied to the northwest population. TABLE 8 RECOMMENDED SIZE RANGE RECO MENDED ACRE PER 1.000 PERSONS PARKLAND STANDARDS RECOM0ENDED SERVICE RECCMIENDED RADIUS LOCATION CONSIDERATIONS PARK FACILITY STANDARDS RECOM®IDED FACILITIES• Less than 20 acres 4 acres/1,000 1/2 mils c ow ow Adjoining elementary/ junior high school (emphasis on walking and bicycle , no major barriers in area). o Multi-purpose fields and courts without lighting facilities o Children's play- ground equipment, conventional and interpretive o Passive park areas, picnic, trails, etc. o Sitting area FACILITY FACILITY/POP, Baseball/ 1/5,000 Softball Fitness 1/20,000 trail 20-50 acres 2.5 acres/1,000 1-1/2 mile 7L{ Y Oy 504 acres at 8.61.1 rl1RN Abutting major or secondary thoroughfare (vehicular access more Important, walking and biking still significant) o Baseball. softball, football, and soccer game fields. o Tennis and basket- ball game courts o Night lighting 0 Swimming pool o Recreation Center o Public convenience, auto parking, toilets, fountains. etc. Multi-purp. Court Picnic unit 1/125 Play unit 1/10,000 1/1,000 3.5 acres/1,000 3-1/2 mile or large At or near intersection of major thoroughfares (emphasis on vehicular access) o Tournament complexes for baseball, soft- ball, football. soccer, tennis and swimming events o Flower Gardens o Lake areas o Areas for special displays, exhibits, or cultural events o Recreation facilities unique to the park setting Recreation 1/20,000 Center Soccer - 52 - Table 9 shows the Northwest parks as they compare to the ratio standard method. Park Type TABLE 9 NORTHWEST CITY/COUNTY PARKS Acres Per Surplus/ Existing Thousand Suggested Deficiency Acres Persons Acreage Acreage Neighborhood 45.25 4.0/1,000 78.24 -32.99 Community Parks 72.00 2.5/1,000 48.90 +23.10 Urban Parks 157.00 3.5/1,000 68.46 +88.54 Total 274.25 10.0/1,000 195.60 +78.65 Table 9 indicates that acreage for neighborhood parks is deficient according to the ratio method and the acreage for community and urban parks exceed their requirement. Thus, the development of neighborhood parks should continue as new subdivisions are created. In addition to park lands, recreational facilities such as a public golf course and softball complex are needed within the study area as to be identified by the City Park and Recreation Department. Additional facilities should include river access and facilities for boat launching, hiking, canoeing, and observation points. To address the recreational facility needs of the area, the 1986 bond program included the approval of recreational facilities to be located within the study area. Short and long range park and recreation projects are shown on Figure 18. - 53 - J m E S O 2 o ®®•a !I VOtlOIAI ONdk! FIGURE 18 - 54 - POLICY STATEMENTS RELATIVE TO PARK DEVELOPMENT: o New park and recreational facilities should be constructed in areas where facilities are inadequate or non-existent; o Encourage development of amenities within recreational vehicle parks; o Identify potential areas for future parks; and o Tourist -oriented social and recreational facilities that are complimentary of the natural amenities of the area should be encouraged. - 55 - PUBLIC SAFETY Fire Station There are two existing fire stations, two volunteer fire stations, and one fire station proposed for the Martine and Leopard Street area within the Northwest Study Plan Area as shown in Figure 19. In 1984, a new fire response time was adopted. The northwest area was divided into fire demand zones (FDZs), and each district was assigned a hazard potential classification based on the type of use of the majority of buildings within each fire demand zone. For example, industrial and residential districts were assigned higher priorities than buildings located in sparsely populated areas. Once each FDZ was categorized to reflect hazard potential, travel time goals were established by hazard class. If more development occurs in the outer southern boundary of the study area, an additional fire station may be needed in the future. As for now, fire protection in the study area is adequate. (For further information, refer to The City of Corpus Christi, Fire Station Location Project, 1984.) POLICY STATEMENTS RELATIVE TO FIRE STATIONS: o New fire stations should be constructed in newly developed areas; and o Sufficient water pressure for fire protection should be carefully considered in existing and developing areas. PROT PROT 0 a - 56 - o ~< 0 o G7 =O < A J 2 J O J < 0 O H4 ' Q co w H 0 W W rc w "> Jam' r0 6 � FIGURE 19 - 57 - POLICE The study area has one police substation that provides protection for the public and proprietors. At this time, police services in the study area are adequate (see Figure 19 for location). POLICY STATEMENT RELATIVE TO POLICE PROTECTION: o Extend police protection to newly annexed areas. - 58 - WATER SYSTEM The City of Corpus Christi provides water service throughout the majority of the northwest area. Three other entities also provide water service within the study area (see Figure 20) and are identified as follows: o Nueces Water Control and Improvement District No. 3 (Robstown): The area south of F.M. 624 and west of U.S. 77 is served by the District located in Robstown. A portion of this area is within the city limits with the remainder of the area being in the city's extraterritorial jurisdiction (ETJ). The District's boundary extends north of F.M. 624 to the Nueces River to provide service, but because of the lack of distribution facilities crossing F.M. 624, the District has stayed to the south of F.M. 624. The District takes raw water from the Nueces River and treats it. o Violet Water Supply Corporation: An area centered on Callicoate Road extending south of the city limits to S. H. 44. The Violet Water Supply Corporation purchases potable water directly from the city. o River Acres Water Supply Corporation (RAWS): An area contiguous to the Study Area, north of F.M. - 59 - z a la W J cc ▪ � cn - z W a ce cro I— o o z uJ 3 G ONv!! • / 1 .Q Npeisd, w at V FIGURE 20 - 60 - 624 and west of East Riverview Drive. RAWS purchases potable water from District No. 3. The City's J. W. Cunningham and O. N. Stevens Water Treatment Plants, located in Calallen, provide water treatment and pumping distribution for the entire City of Corpus Christi. The O. N. Stevens Treatment Plant is the primary water treatment and distribution facility while the J. W. Cunningham Plant is on a "stand down" status. The 1984 Black and Veatch Water Master Plan Studies recommended several water system improvements. The Master Water Plan recommendations will continue to be implemented as a part of the city' Capital Improvement Program. To serve projected significant growth in the Five Points area, the Black and Veatch Master Plan recommends that the existing 16" main located in the Five Points area be connected back to the Stevens Plant as growth begins to occur. Other improvements to water mains include: o A 60" main from O. N. Stevens Plant southward along Callicoate Road to State Highway 44; o A 54" main along the south side of State Highway 44 between Callicoate Road and east of McKenzie Road; and - 61 - o A 12" main running in an east -west direction eastward of Violet Road along Haven Drive, McNorton Road, Alpine Street extended and State Highway 44. All areas within the corporate city limits and within the EJT are subject to the City's Subdivision Regulations and Water Distribution Standards promulgated by the Water Division of the City of Corpus Christi regardless of the entity that provides water service. The area westward of U. S. Highway 77 from F.M. 624 south to County Road 46 falls within Corpus Christi's five -mile extraterritorial jurisdiction for subdivision regulations. At the present time, water service is provided for this area by the Nueces County Water Control and Improvement District Number 3. Extension of the City's water system, other than major rehabilitation to serve existing customers, is generally accomplished through the process of land development. The City of Corpus Christi conducted preliminary discussions with officials of the River Acres Water Supply Corporation regarding the possible purchase and management of their water system in the future. However, the River Acres Water Supply Corporation chose to remain independent. The City will continue close contact with RAWS to monitor their status. - 62 - POLICY STATEMENTS RELATIVE TO THE WATER SYSTEM: The water supply for the City of Corpus Christi area is stored in Lake Corpus Christi (Wesley Seale Dam) and Choke Canyon Dam. Wesley Seale Dam is located thirty-five (35) miles northwest from the city's treatment plants at Calallen. Choke Canyon Dam, located further upstream, was completed in 1982 to augment the water supply. The City's water supply should be sufficient to the year 2002. The City provides water to the South Texas Water Authority. The Authority sales water to Kingsville, Bishop, Driscoll, Banquete, and Agua Dulce. The City of Beeville receives water from Lake Corpus Christi through the Beeville Water Supply District. Water is also purchased by the Alice Water Authority, the City of Mathis, and the San Patricio Municipal Water District. The Nueces County Water Control and Improvement District No. 4 also purchases treated water for sale to municipal and industrial customers in Nueces County, including Mustang Island, San Patricio and Aransas Counties. With the main water supply for the entire Coastal Bend passing through and from the Northwest Area, stringent policies are critical: o Strive to improve the quality of water; o Develop water conservation programs; and o Seek and develop additional water sources. - 63 - WASTEWATER SYSTEM The collection and treatment of wastewater in the northwest area is provided from two sources. The primary source serving the majority of the area is the City of Corpus Christi's Allison Wastewater Treatment Plant located near the Nueces River west of Carbon Plant Road (see Figure 21). The area, west of U. S. Highway 77 and south of County Road 50 ,is served by the Robstown Wastewater Treatment System. A recent Capital Improvement Program allowed expansion of the capacity of the Allison Wastewater Treatment Plant from 2 million gallons per day (MGD) to 5 million gallons per day. Present wastewater treatment levels are approximately 2 million gallons per day, which allows for considerable growth in the northwest area. In accordance with an agreement endorsed in October 1985 between the City of Corpus Christi and the City of Robstown, the City of Robstown will continue to provide sanitary sewer service to that area, bounded by County Road 50 on the north, County Road 46 on the south, U. S. Highway 77 on the east, and F.M. 1889 on the west. The service area of the Allison Treatment Plant, which serves most of the study area, contains more topographical relief than any other part of the city. The main trunk lines require a combination of pump stations and gravity (transmission) lines, including force mains. Figure 21 illustrates the network of lines and their sizes. - 64 - X W a a 0 0 0 O a FORCE MAIN A LIFT STATION CITY OF CORPUS CHRISTI W ced a df = W W 2 =a 1- O z J OW z W 0 WASTEWATER FIGURE 21 - 65 - Sanitary Sewer Master Plans, compiled by Reagan and McCaughan in 1963, and Naismith in 1982, proposed extension of large size gravity lines, force mains, as well as lift stations, north and south of F.M. 624 and west of Highway 77, respectively (see Figure 21). The present wastewater collection and treatment system, along with future extensions, can meet the needs of a growing population in the northwest area into the next century. Current levels of wastewater treatment at the Allison facility are approximately 40 percent of capacity. POLICY STATEMENTS RELATIVE TO WASTEWATER SYSTEM: The purpose of the wastewater collection is to efficiently transport wastewater from all areas of the city to wastewater treatment facilities. The essential service of wastewater collection and treatment should be provided for it is a critical factor associated with urban growth. Provision of wastewater services do not necessarily create or force growth to occur, but it can have significant impact on growth limitations. Providing this service in a manner that does not pollute air and water resources is vitally important. The City has adopted a city-wide master plan for wastewater management. The plan is amended from time -to -time to accommodate the needs of impacted areas. Overall, the growth in the Northwest Area will be enhanced with adherence to the following policies: - 66 - o Promote the orderly extension of the wastewater system; o Discourage the use of septic systems or privately owned sewer services; and o Minimize odor at wastewater treatment facility. STORMWATER SYSTEM The stormwater system in the northwest area is divided nearly in half by the Nueces River Basin and the Oso Creek Basin (see Figure 22). The stormwater system in the Nueces River Basin utilizes many natural drainageways because of the topography, as well as open -drainage ditches and box culverts, leading northward to the Nueces River. The Oso Creek Basin large open -drainage ditches leading Creek. stormwater system consists of eastward and southward to Oso The majority of development in the northwest area exists in the Nueces River Basin with the stormwater system well in place. The Oso Creek Basin is sparsely developed and will require construction of proposed major facilities as growth occurs (see Figure 22). Completion of these proposed facilities will help open up a large vacant portion of the northwest area for future development. POLICY STATEMENTS RELATIVE TO THE STORMWATER SYSTEM: The purpose of the stormwater drainage system is to carry stormwater away from development and to natural drainage outfalls. Z 0 40 O zZ W Z W b 1- X 4Wr b W Z J 17x Z m b b J W }m2 Z t OV U.e S b b O ii W a O 40cc Z tfl C W m m ZO 1- O 0.0 ~FOWO m -'onto n x4 O'' �b mZ0 0 42 d5 JZ I 1 1 1 1 - 67 - VOW° ONV!! FIGURE 22 - 68 - Both underground and aboveground storm drainage systems are found throughout the Northwest Area. Underground systems made up of curbs, gutters, inlets, and underground conduits are found primarily in developed areas. In areas where full development has not occurred or is incomplete, surface drainage systems are used. Prior to development, much of the stormwater is absorbed into the ground. As development occurs, increased amount of runoffs from roof tops, sidewalks, streets, and parking lots are generated. The city responds by constructing surface and sub -surface systems as the need arises. The City has adopted a master plan for the development of storm drainage systems in the Northwest Area as well as throughout the city. The master plan should be amended to accommodate the future needs of the five -mile extraterritorial jurisdiction. The following policies are significant as they apply to the Northwest Area: o The protection of the drainageways; o Provide flood plain management to reduce erosion and poor water quality; and o Stormwater system should be improved and maintained in an adequate state of repair. - 69 - NATURAL GAS PIPELINE SYSTEM Natural gas service was initially provided to the northwest area by Southern Community Gas Pipeline Company. The Southern Community Gas System was purchased by the City of Corpus Christi at the time of annexation of the area into the city limits. Figure 23 illustrates portions of the original gas pipeline system either replaced, extended, or proposed for extension by the City of Corpus Christi. Portions of the original system are in use and are replaced by the. City of Corpus Christi on an "as needed" basis. Overall, low pressure mains vary in size from 8" to 4" in diameter. These mains are found throughout the northwest area, especially in the developed portions of the study area. Mains measuring 4", 6", and 8" generally form a grid -like network which allows better service along arterials. Natural gas in the study area is supplied to the city's system by means of three purchase points, which are privately -owned transmission lines, (see Figure 23). The use of multiple purchase points provides more cost effective transmission of natural gas as well as the ability to minimize interruption of service to the customer by rerouting of natural gas as lines require repair or replacement. Long range plans propose a fourth purchase point along F.M. 624 outside of the study area to the west when growth occurs in that area. A 4" high-pressure line (labeled HP in Figure 23) provides inter -connection between the McKinzie Road purchase point and the purchase point east of Rand Morgan Road. Additionally, a proposed 10" main extends northward from the Violet - 70 - FIGURE 23 - 71 - Road purchase point and a regulator station along Violet Road to Starlite Lane. As development occurs, other lines will be added to the existing system, especially in the westernmost section of the study area. Finally, with these additions, the City will be able to serve the needs of all customers located in the northwest area through the year 2000. POLICY STATEMENTS RELATIVE TO THE NATURAL GAS SYSTEM: The City's Gas Distribution System is the only natural gas supplier for the City of Corpus Christi. The system serves customers from Farm Road 624 approximately three (3) miles west of Calallen,to both Mustang and Padre Islands. A study indicated that more aggressive selling techniques were needed, similar to those used by private utility companies to attract new customers. Therefore, the Gas Division established a rebate program for builders and homeowners who installed or converted to natural gas appliances. The following policies are significant as they apply to the Northwest Area: o Innovative and aggressive marketing techniques should be continued by the City to increase gas sales; o Expand the natural gas system city-wide; and - 72 - o The natural gas system should be systematically maintained and repaired. POLICY STATEMENTS RELATIVE TO PUBLIC SERVICES - GENERAL UTILITIES: Existing master plans for water, wastewater, and stormwater drainage require that developers construct all service lines to and within a subdivision, with minimal expense to the city. The City will participate in off-site development costs for trunk lines by reimbursement to developers when those lines accommodate additional future development. Some of the facilities that must be provided include service lines, trunk lines, and treatment plants. Generally, these facilities represent significant costs to both the city and developers alike. By the adoption of the Corpus Christi Policy Statements, the predominant concerns of the Northwest Area are as follows: o Promote contiguous development; o Discourage independent water and wastewater districts; and o Develop systematic maintenance program for infrastructures. - 73 - OTHER PUBLIC SERVICES The purpose of this section is to identify existing public services and services that are currently planned in the study area that have not been addressed elsewhere. In addition, this section includes services found in the Northwest Plan Study Area that are provided by other government entities such as the Tuloso- Midway and Calallen Independent School Districts. BRANCH LIBRARY The existing branch library in the Northwest Plan Study Area is located on McKinzie Road between Leopard Street and Interstate 37 (see Figure 24). The building is of modular construction containing approximately 6,500 square feet. Modular design was used to facilitate future expansion for which there is ample room. Based on the current circulation of 150,000 books year, and the 40,000 books in the Northwest Branch, the total square footage should be doubled. Criteria to be considered for future expansion should be: 1. Location of site near schools to maximize school district participation in construction; 2. Direct access to an arterial; 3. A site of at least 3/4 to 1 acre to accommodate a 17,400 square foot facility (60,000 volumes); and - 74 - FIGURE 24 - 75 - 4. Centrally located with respect to existing and future residential land uses. POLICY STATEMENTS RELATIVE TO LIBRARY FACILITIES: o Development and support of a quality core collection; and o A modern technological system should be maintained to operate library system. PUBLIC SCHOOLS Another important public service is the distribution of public schools. The Northwest Plan Study Area is served by two school districts -- Calallen Independent School District and the Tuloso-Midway Independent School District. Figure 24 illustrates the district boundaries and location of the schools. That portion of the Tuloso-Midway School District serving the northwest includes one high school and one middle school. An elementary school is located just outside of the study area boundary on Rand Morgan Road. The Calallen. Independent School District includes one high school, one middle school, and four elementary schools serving the Northwest Plan Study Area. - 76 - Using McKinzie Road as a general dividing line, the Calallen School District serves the population of the west out to F.M. 624 and the Tuloso-Midway School District serves the population to the east. A third school district, Robstown Independent School District, also has a portion of its district boundaries extending into the southern portion of the Northwest Plan Study Area, but there are no school facilities. Both the Calallen and Tuloso-Midway Independent School Districts are not planning additional schools in the near future, but are considering expansion of existing school sites. In planning future school sites, school district officials need to make certain that there is sufficient street right-of-way to serve projected enrollment. A problem with traffic congestion on Coronet Street and Redbird Lane, was identified as a concern. POLICY STATEMENTS RELATIVE TO PUBLIC SCHOOLS: o The educational and recreational needs of new areas should be met through coordinating development of facilities; and o A continuous dialogue should exist between the City and the school districts. HEALTH CARE The Northwest Plan Study Area is served by one 89 -bed general hospital located on the southside of F.M. 624 directly across from - 77 - the Calallen High School. Riverside AMI Hospital was constructed in 1965 and is classified as a general and acute care facility. At this time, there are no plans for expansion (see Figure 24). POLICY STATEMENT RELATIVE TO HEALTH CARE: o A comprehensive health care plan should be prepared. SENIOR COMMUNITY SERVICES The City of Corpus Christi operates the Hilltop Senior Citizen's Center in the Northwest Plan Study located at 11425 Leopard Street. This facility offers recreation activities during the day, and serves approximately 30 meals per day at the site. Transportation to and from the site is also provided on a 24-hour advanced reservation basis to all eligible persons (see Figure 24). POLICY STATEMENT RELATIVE TO SENIOR COMMUNITY SERVICES: o Some social service facilities should meet the needs of specific populations. - 78 - IX. ISSUES AND RECOMMENDATIONS The following planning issues were identified by City Staff, residents, property owners and/or City Boards and Commission members: Issue: What type of development patterns should occur in the Northwest Area? Recommendation: Staff recommends the adoption of the future land use flap illustrated by Figure 25 and narratively by Table 10, which is intended to support the continual growth of the Northwest Area as a primary low to medium residential area with supporting neighborhood and commercial activities located at arterial intersections. Additionally, residential areas should be buffered from existing industrial uses and the Nueces River Flood Basin should be preserved as an open space environment. The proposed land use map was not intended to establish specific boundaries between types of land uses, but rather a recommended land use pattern based on an inventory and analysis of the area, including growth trends, physical characteristics of growth, development constraints, and community input. The adopted land use plan and supporting texts and graphics, contained within the report, shall be used to guide future decisions on zoning, platting, and capital improvement programs. ->s - FIGURE 25 Qw H c7 0 o\o H W W U 0 Q 0 H C7 zw HC7 HQ cn 42 ai 43 o o o N zl� N c.0 00 CJ) La N al d' �c O Aa HHS M o i-.4 LC =41 111CY) Kt � W U 11 r1 0 0 a E d Q• W 0 Q W U) Z H QCH/lE-luoi HQ ow ow ow ow ow ow 1 ow ow 01 M l0 N C' 'O O OI O r-1 1 N O ri :1 M ▪ d' m O rn �0 O o M r- M M 1 N 01 tf1 1- N m 01 N O N O + + + 1 N O H r -I ,..1 N ow ow ow ow ow ow 1 de dA 00 N 1f1 r-1 N •Cr 0 'd'I 'O M H 1 H N ✓ 0 N M N lD 1 01 co m co M o N 0 00 O u'1 01 Cr) u'1 CO 1 N ow do do do do dP da da 1-1 r 1 ,-i ri N N 1/4.0 tp ,--1 N 0 r-1 1/40 r1 dP O O r-1 01 d' N O m m ,- 1 1- 01 ri t� lf1 d' N to 0 M O .4W 1•-1 N V' M ,-i C' N N ' D ,-i ,--1 ,--1 Industrial Public/Semi-Public Parks & Open Space Right -Of -Way Issue: - 81 - The Northwest Area is served by a combination of utility companies, including three water districts, twc wastewater systems, two electric companies, and two telephone companies. This sometimes result in differing levels of quality, service, and cost. Should the City encourage consolidation of these services to assure uniformity in utility services city-wide? Recommendation: Utilities dealing with water and wastewater, which the City of Corpus Christi and other private entities provide, should ultimately be consolidated under the City's jurisdiction as property is annexed and developed. Until such time a consolidation of these services can be accomplished, there are adequate assurances that water and wastewater services provided by agencies, other than the City of Corpus Christi, meet minimum city standards. Regarding drainage, it is recommended that a multi -agency effort between the City of Corpus Christi, Nueces County, and the City of Robstown, be developed to undertake the development of a drainage master plan for the area south of F.M. 624 and west of U.S. Highway 77 in the future. The Public Utilities Commission has the authority in consolidating electric and telephone services. Those - 82 - residents who desire consolidation of electric and telephone services can petition the Commission expressing their concerns. Low water pressure areas, within the existing water system, should be identified and recommendations, with a timetable, should also be developed for upgrading the distribution system within those areas. Design alternatives should also be considered to reduce the potential for future low pressure problems as the water distribution system is expanded. Issue: Should the City encourage development of Recreational Vehicle Parks in the Northwest Area? Recommendation: Interstate 37 and U.S. Highway 77 traverse the Northwest Area connecting Corpus Christi to the Rio Grande Valley to the south and San Antonio and other cities to the north. With these major entryways to the city located in the area, recreational vehicle park development is considered a viable land use. Location of a recreational vehicle (RV) park adjacent to one of these primary roadways would be ideal in attracting "winter Texans" and other tourists to the city. A limited number of unimproved RV spaces are currently available in the Nueces River Park located adjacent to IH -37 at the northernmost boundary of the Northwest Area. The park is considered an ideal stopping point for tourists with RVs, as it is at the entrance to the city, immediately off of IH -37 and houses the city's Tourist Information Center. The 1986 Park Bond Program calls for improvements to the RV facilities in the Nueces River Park, however, the number of spaces and duration of stay will be limited due to the multi-purpose nature of the park and its other uses. Due to the limited number of RV spaces and lodging time constraints of the Nueces River Park, additional recreational vehicle parks should be encouraged in the Northwest Area to support the City's objective to expand and develop tourism. The current Zoning Ordinance regulates travel trailer parks (now more commonly referred to as RV or recreational vehicle parks) with "T -1A" Travel Trailer Park District zoning. The "T -1A" zoning regulations require that a travel trailer park consist of a minimum of three (3) acres in size with 100 feet of frontage located on a public street or highway. Travel trailer spaces may be rented by the day or week, however, 180 continuous days is the maximum permitted length of stay. The zoning regulations specify minimum standards pertaining to design of internal access drives, travel - 84 - trailer spacing, maximum density, recreational areas, lighting, signage, refuse disposal, and the accessory uses allowed within the park. Additionally, "T -1A" regulations require that the travel trailer park be screened from public streets, highways, and adjacent property by a standard screening fence (unless such requirement is modified or waived by the City Council after a recommendation from the Planning Commission). The Corpus Christi Policy Statements include a policy which states that development of greater amenities within recreational vehicle parks should be encouraged. In order to effectively implement this policy, the following criteria, in addition to zoning requirements, should be applied when evaluating future RV proposals: 1) The proposed travel trailer/RV park shall be located with direct access to an arterial street, or interstate highway as indicated on the adopted Corpus Christi Urban Transportation Plan; 2) Sufficient infrastructure shall be in place, or provided by the developer, to serve the needs of the proposed RV park; 3) A site plan shall be submitted with the zoning application indicating, in detail, the following: - 85 - - Internal access drives - Trailer/RV spaces - Location and type - Parking spaces - Location and size or lots of accessory uses of recreation area, including proposed facilities - Signage (interior and exterior) - Location and screening of refuse containers - Landscaping (interior and exterior) - Fencing and/or screening - Sidewalks (if proposed) 4) Landscaping is highly encouraged throughout the park, at the entrance to and around the periphery of the RV park; and 5) A 30 foot greenspace/open area, to be landscaped and maintained by the property owner, shall be provided outside the periphery of the RV park when adjacent to a single-family residential zoning district. - 86 - Issue: Mobile homes are prevalent in the Northwest Area. The school districts, as well as, residents and property owners, share concerns about the location of mobile home parks and subdivisions. Areas of concern relating to mobile homes include limited tax revenues, effects on surrounding property values, family mobility, and the large number of children. The school districts experience planning problems as they cannot project, from one year to the next, an accurate number of students due to the mobility of families residing in mobile homes. Should the City specify where and how many mobile home parks/subdivisions can locate within the area? Recommendation: The City should continue to encourage mobile home parks and subdivisions as an affordable housing form, but discourage an undue concentration of mobile homes in any one area. Rather than dictate future sites in this plan, the City should address proposals for future mobile home subdivisions and mobile home parks on a case-by-case basis according to performance criteria to ensure their appropriateness and compatibility with surrounding areas. The existing Zoning Ordinance requires that certain minimum standards be met to allow application for mobile home park ("T -1B") or subdivision ("T -1C") zoning. For example, mobile home parks must consist of at least five (5) acres in size, while mobile home subdivisions must consist of at least eight (8) acres in size. Both parks and subdivisions must have a minimum width and/or depth of three hundred (300) feet located on a public street or highway. In addition to the zoning requirements, other criteria should be applied to mobile home development proposals to result in a maximum level of compatibility with the surrounding area. Therefore, the following requirements should be applied to future mobile home parks and/or subdivision proposals: 1) Sufficient infrastructure shall be in place, or provided by the developer, to serve the needs of the proposed mobile home park or subdivision. These services would include water, wastewater, drainage, streets, and school space for immediate enrollment of school age children within the mobile home park. 2) A site plan will be submitted with the zoning application indicating detailed street design, lot layouts, sidewalks, lighting, proposed landscaping, skirting, and proposed fencing. An aesthetically pleasing development is encouraged. - 88 - 3) It is preferred that a proposed mobile home park and/or subdivision not exceed the density of units per acre of any adjacent residential area by 20 percent. Mobile homes, just like "stick -built" single-family homes, should not be allowed to locate in low-lying areas subject to flooding or in other areas not considered appropriate for residential development. There are a large number of individual mobile home units scattered through the study area. Such individual mobile home units, located within or abutting a high concentration of single-family home development, should be phased out as their legal non -conforming status is voided and redeveloped as a single-family residential area. The City should also initiate a detailed inventory of mobile home units to determine legal non-conformance status and institute proceedings to eliminate illegal units. Issue• The Nueces River flood basin, northeast of the Nueces River, is an environmentally sensitive area tied to the Nueces Bay System. The City needs to take steps to ensure that the area is preserved so as not to disturb the delicate ecological cycle of the Nueces Bay area by protecting the area from incompatible development. - 89 - Recommendation: There is a need to delineate the boundaries of the wetland area of the Nueces Bay flood basin in order to determine the exact area to be preserved. The City should take a leading role in encouraging preservation of the open space through land acquisition by means of land donation, land dedication, condemnation and purchase, and zoning controls. Open space is defined as publicly or privately owned space, which is not used for buildings or structures, emphasizing recreation, preservation, environmental protection, tourism, economic development, and/or resource development. Development along the south periphery should be limited to single-family residential development and recreational uses, including recreational vehicle parks, campsites, and other passive recreational areas. Issue: Annexation o lands along the south boundary of the Nueces River, upstream from the City's water intake point, should be given priority in order to have better control of development and to protect the City's water supply from pollution upstream, either from a point source or run-offs from adjacent developments. Recommendation: Growth trends of the past indicate that the future path of annexation westward of the Northwest Area will most - 90 - probably occur between F.M. 624, a future major transportation corridor, and the Nueces River. While annexation will also occur south of F.M. 624, it will be slower in coming because of the agriculture and grazing uses of those lands now in existence. As the areas north of F.M. 624 primarily drain into the Nueces River Basin, special care in controlling growth through subdivision regulations and zoning will be of utmost concern. Subdivision regulations can control drainage and require extension of water and wastewater systems as development occurs. Zoning will be a controlling factor in managing, limiting, or completely eliminating land uses which would be detrimental to the City's water supply. Issue: A majority of the most economically developable areas in the northwest have been developed. Other undeveloped areas have severe drainage constraints. Should the City consider construction of the main drainage system south of F.M. 624 to the Oso Creek as a project for inclusion in a future bond program in order to assist future development of the area? Recommendation: If development within the Northwest Area is at a level warranting major improvements to the drainage system, it - 91 - would be in the best interest of both the City and residents of the Northwest Area to include such improvements in future bond programs. Issue: As in other areas of the city, there are locations experiencing a decline in residential housing. Where are such areas in relationship to this plan and what programs could be utilized in improving the designated housing locations? Recommendation: Field surveys of residential areas revealed that the following residential pockets are in different stages of decline: o Village Park o Highway Village o Suburban Acres o San Carlos Hilltop Village o Calallen Town Site o Riverside Acres o Buena Vista Date of Plat 2/03/53 10/30/48, 1/8/49 & 10/02/50 9/28/62 10/20/11 (Unrecorded) 8/18/10 7/30/56 2/04/55 Further study to develop strategies to upgrade these neighborhoods is warranted. Existing programs should be - 92 - identified that may be available to provide direct or indirect assistance. Such programs could include, but not limited to: o Code enforcement o Rehabilitation loans o CDBG funds o Voluntary street paving o Removal of abandoned vehicles Issue: A belt loop linking the south extension of Saratoga, Clarkwood, and Rand Morgan Road to the Northwest area of the city was noted by residents as a critical connection. Recommendation: The realignment of Rand Morgan Road/Clarkwood (F.M. 2292) with Saratoga Boulevard (S.H. 357) was proposed in the Principal Arterial Street System Improvement Program as developed by the city in cooperation with the State Department of Highways and Public Transportation. The adoption of this alignment is desirable and is recommended for further coordination with the Airport Master Plan Update and further analysis in the Corpus Christi Urban Transportation Study. This inner belt loop should be given a higher priority than the plan to upgrade McKinzie Road as a freeway to tie in with the Chapman Ranch outer belt loop. Issue: - 93 - As a result of citizen input received and concerns expressed, modifications to the existing and planned expressway/street network were identified. Recommendation: - Upgrade U.S. 77 from a rural arterial to an expressway cross section between F.M. 624 and the Missouri Pacific Railroad (see Figure 26); - Plan more east/west roadway facilities paralleling F.M. 624 and Leopard and across U.S. 77 to include the extension of Starlite Lane with County Road 52, align County Road 44 with McNorton Road between F.M. 1694 and F.M. 24 and extend Trinity River Drive westward to East Riverview. The exact alignment of these proposed roadways would be determined only after further study and analysis by Traffic Engineering (see Figure 26); - Reaffirm the need for McKinzie Road improvements between I.H. 37 and Haven Drive; and - Continue work with the State Department of Highways and Public Transportation to assess the need for an Interstate Highway 37 exit ramp to McKinzie Road and the continued use of two-way frontage roads. - 94 - _ II Iwo• W II i ;U1 2 - p� • W = CO II 1 • W': 1 • • Z • J ▪ a. • O J CI 41 O 0 = co Ciw- o W z o f• 0. W z F• d z F 4 faO F' JQO ii cc J NO W S 4.q W •. f W L n O N W = Z F o. t h N CC O W d FIGURE 26 - 95 - Alternative roadway networks within the Northwest Area should be developed and tested within the Corpus Christi Urban Transportation Study to assess the need for more east/west roadway facilities to parallel F.M. 624 and Leopard Street across U.S. 77. The City and State Department of Highways and Public Transportation should begin discussion to initiate the alignment and upgrade of U.S. 77 to an access -controlled facility between F.M. 624 and the Missouri Pacific Railroad. The adopted plan shall serve as the basis for future transportation improvements. The City should aggressively promote upgrading designated arterials to their full planned improvement. The adopted area development plan shall serve as a planning tool to guide and direct the transportation planning ocess. The transportation planning process is part of the Corpus Christi Urban Transportation Study which estimates and analyzes the projected travel demand over a twenty (20) year planning horizon and defines the needed roadway capacity to accommodate the projected travel demand at a tolerable level of delay and congestion. - 96 - Issue: An endorsement by City Council on October 21, 1986 of the Chapman Ranch expressway/beltway in the vicinity of McKinzie Road led residents to express concern regarding the use of McKinzie Road as a future expressway. Recommendation: Since alignment of Chapman Ranch expressway/beltway has yet to be finalized, although efforts toward acquiring right-of-way by private interests are underway, the concept of a expressway/beltway is included here as a corridor rather than a specific alignment (see Figure 27). Within this corridor, the expressway alignment could be determined after further study by the State. Issue: The City's Platting Ordinance, specifically the requirement of development fees, and the water and sewer line extension policy, was noted as creating a constraint to development and an economic hardship for small landowners or homeowners residing on unplatted property. Recommendation: Review the fairness and consistency of current ordinances and assessments on a city-wide basis. - 97 - FIGURE 27 - 98 - Issue: The Nueces River, Turkey Creek, Oso Creek, and the lands adjacent to these water areas, have been identified as significant natural, recreational, and educational resources that should be preserved and protected by the City. All activity on lands that drain stormwaters into these water areas will impact the quality of the environments along their entire length. Both the quantity and quality of stormwater runoff entering these water areas is a major concern. At this time, the City is in the process of acquiring park land along Oso Creek within both the London and the Southside Study Areas. The City is also planning for park areas along Nueces River and for a bikeway between Oso and Turkey Creek. The quality of the environment, within these areas and the types of recreation that can be provided, will depend greatly on the water quality. Pollution created by land uses located upstream of these recreational facilities is of a major concern. However, water quality is only one facet of potential problems created by stormwater runoff. The second concern involves water quantity or flooding along Oso Creek. A study entitled "Effects of Urban Development On Peak Runoff Rates and Flood Levels in Oso Creek," conducted by - 99 - HDR Engineering of Austin, indicates that stormwater entering the creek upstream of Chapman Ranch Road, at ultimate development, could create serious flooding problems for the Southside and London Study Areas. The study also recommended that some type of detention/retention facilities be provided for those areas upstream of Chapman Ranch Road. The City is making an investment to protect and preserve these areas for future generations. Provisions should be made within all study areas, impacting the creek, to continue the process and to protect this investment. Recommendations: 1) Efforts should be made to establish recreational open space connection between Oso Creek, Turkey, Creek, and the Nueces River; 2) Drainage ditches should be widened to create park -like drainage swales to provide these open space connections between Oso Creek, Turkey Creek, and Nueces River. These drainage swales should also connect neighborhood parks to the recreational facilities along these waterways; 3) Utilities should be placed underground in and around all recreational and park areas along Nueces River, Turkey Creek, and Oso Creek; - 100 - 4) Earthmoving along the banks of Nueces River should be kept to a minimum; 5) Natural vegetation along the Nueces River should be preserved during and after development, but when removal is necessary, plants should be replaced with temporary crops, mulch, or artificial soil retention netting; 6) Landscaping shall quickly follow development and shall integrate the developed area with surrounding natural areas; and 7) Low density public, semi-public, or semi -private uses should occupy the lands along the Nueces River. OTHER RECOMMENDATIONS: o Pipelines, petroleum hazards, and the subsidence area, located along the east boundary of Rand Morgan Road and extending to the south side of S.H. 44, should be encouraged to develop industrially. o The City should develop an overlay performance zoning district within the flood plain to preserve additional open space along the Nueces River and Nueces Bay flood basin and ensure that future development is compatible with this environmentally - 101 - sensitive area. Additional uses could be allowable if such uses met approved design criteria sensitive to the environment. The overlay district will be expanded as additional flood plain areas are annexed. o The adopted plan shall serve as the basis for future transportation improvements. The City should aggressively promote upgrading designated arterials to their full planned improvement. o .Non -conforming and illegal uses, located throughout the area, should be inventoried so that a more thorough code enforcement program can be implemented. That the foregoing ordinance was read for ie first lime and pissed to its second reading on this the �°�r day of �,( �, following vote: , 19 , by the Betty N. Turner David Berlanga, Sr. Leo Guerrero Clif Moss Bill Pruet atUatiUt Mary Rhodes Frank Schwing, Jr. Mary Pat Slavik Linda Strong That the foregoing ordinance was read for he seco d time third reading on this the day of following vote: Betty N. Turner David Berlanga, Sr. Cal -Oe_ (it Leo Guerrero Clif Moss That the foregoing ordi ce was this the /1.e1141 day of (9�{,Q; Betty N. Turner David Berlanga, Sr. Leo Guerrero Clif Moss Bill Pruet Mary Rhodes Frank Schwing, Jr. Mary Pat Slavik Linda Strong and p ssed to its , 19� , by the (Lei read for the third time and passed finally on , i98 , by the following vote: aT Bill Pruet Mary Rhodes Frank Schwing, Mary Pat Slavik Linda Strong PASSED AND APPROVED, this the /0"h day of ATTEST: City Secretary APPROVED: X—/DAY OF 0-01 HAL GEORGE, CITY ATTORNEY B i g • tant City Att 99.044.01 , 192_: MAYOR THE CITY OF CORPUS CHRISTI, TEXAS Jr. 20428