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HomeMy WebLinkAboutC2020-338 - 9/29/2020 - ApprovedCITY OF CORPUS CHRISTI AMENDMENT NO. 1 to the CONTRACT FOR PROFESSIONAL SERVICES The City of Corpus Christi, Texas, hereinafter called “CITY,” and CP&Y, Inc. 1820 Regal Row, Suite 200, Dallas, Texas, 75235, hereinafter called “CONSULTANT,” agree to the following amendment to the Contract for Professional Services for Holly & Rand Morgan Elevated Storage Tanks Implementation, Project No. 20267 as authorized and administratively amended by: Original Contract June 05, 2020 Administrative Approval $49,538.00 IN THE ORIGINAL CONTRACT, EXHIBIT A, SCOPE OF SERVICES, shall be modified as shown in the attached Exhibit A. IN THE ORIGINAL CONTRACT, COMPENSATION shall be modified as shown in the attached Exhibit A for an additional fee not to exceed $383,397.00 for a total revised fee not to exceed $432,935.00. All other terms and conditions of the 06/05/2020 contract between the “CITY” and “CONSULTANT” and of any amendments to that contract which are not specifically addressed herein shall remain in full force and effect. CITY OF CORPUS CHRISTI CP&Y, INC. ________________________________ ___________________________ Michael Rodriguez Date Marisa Trevino Vergara, PE Date Chief of Staff Senior Vice President 1820 Regal Row, Suite 200 Dallas, Texas 75235 mvergara@cpi.com APPROVED AS TO FORM ________________________________ Legal Department Date DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A 10/1/2020 10/1/2020 Ord.032221___________________Authorized By Council ________________________09/29/2020 10/7/2020 10/7/2020 ATTEST: _____________________________ Rebecca Huerta City Secretary Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 1 of 11 1)Scope of Work The Consultant shall provide additional Engineering Services related to updating the implementation plan for the TCEQ Alternative Capacity Requirement (ACR), the design, bid and construction phases for the recommendations to bring the Holly and Rang Morgan Elevated Storage Tanks (EST) into service and planning efforts associated with the Expanded Pipe Reinvestment Program. 2) Basic Services The Engineer shall provide the following services: i) Project Management (1) Hold monthly meetings with the Owner to establish status of project, plan future activities, and discuss design issues. Meetings will be conducted using Teams or Owner web-based platform. In person meetings will be held as needed and as travel/meeting restrictions allow. (2) Perform project administrative duties such as progress monitoring, scheduling, correspondence, and office administration. (3) Submit monthly invoices with project status reports outlining the activities during that billing period to the Owner. (4) Attend internal Technical Review meetings with senior staff to ensure the project is being properly executed and to provide technical oversight for the project. (5) Make three presentations on findings and recommendations to the Council or senior management in PowerPoint format. (6) Engineer will perform QA/QC activities for all deliverables for this project. ii) Update to the ACR Implementation Plan (1) Hydraulic Modeling (a) Engineer will utilize GIS based hydraulic modeling software to perform a hydraulic analysis of the Corpus Christi water distribution system. (b) Engineer will update the model based on the changes made to the system since the last modeling effort. (c) Engineer will coordinate with Owner operations staff for system requirements and current system operations. (d) Scenarios run by the Engineer will include: EXHIBIT A SCOPE OF SERVICES Amendment No. 1 Holly & Rand Morgan Elevated Storage Tanks Implementation DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 2 of 11 (i) Analyze scenarios with two new ESTs (Holly and Rand Morgan). (ii) Analyze scenarios with four new ESTs (Nueces Bay and Flour Bluff). Validate the new tank locations and elevations. (iii) Develop recommended PRV settings and pump sizes for all four tanks. (iv) Analyze scenarios removing old ESTs from service. (v) Confirm all ACR requirements are met. (vi) Simulations to check water quality/age and compare to water age/ water quality parameters provide by the Owner. (vii) Extended period simulations to develop system operations recommendations. (e) The results of the hydraulic modeling effort will be summarized in the Update to the ACR Implementation Plan. (f) Engineer will provide design criteria of the PRV and by-pass pumps for the Nueces Bay and Flour Bluff ESTs to the design engineer associated with those tanks. (2) Develop the updated ACR Implementation Plan and Report (a) Provide background information regarding the current situation with the elevated water storage tanks. (b) Document the model development and modifications to the model since the original ACR letter (2012 letter to TCEQ). (c) Document the ACR requirements and the modeling results associated with the ACR requirements. (d) Update the implementation plan along with the schedule associated with the implementation plan. (3) Coordination with TCEQ (a) Engineer will coordinate with TCEQ concerning the updated ACR Implementation Plan. (b) Engineer will have the following calls/meetings with the TCEQ: (i) Preliminary meeting to document the process for which the update to the ACR Implementation Plan will occur. (ii) Coordination meeting to update TCEQ on the progress of the project. (iii) Meeting to discuss the findings of the modeling effort as they relate to the ACR requirements. (c) Presentation to the TCEQ summarizing the final update to the ACR Implementation Plan and schedule extension request. (4) Deliverables - Draft and Final ACR Implementation Plan iii) PRV/By-Pass Pump Design, Bid and Construction Phase Services (1) PRV and by-pass pump design will be only for the Holly and Rand Morgan ESTs. Similar improvements to the Nueces Bay and Flour Bluff ESTs will be by others. (2) 60% Design Phase (a) The design will include the following for the Holly and Rand Morgan ESTs: (i) Mechanical 1. Confirm space requirements to determine if recommended improvements will fit within the base of the new tanks (Holly and Rand Morgan). DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 3 of 11 2. Based on the hydraulic model, Engineer will evaluate the size and type of pumps for filling the ESTs. 3. Engineer will coordinate with PRV suppliers to for valve sizing, controls and operation of the valve. 4. Provided necessary piping and valves for the pumps and PRVs. (ii) Structural 1. Utilize previous Geotechnical Reports for use in structural evaluations. 2. Evaluate existing EST slab to determine its capability of supporting new pumps. 3. Design a new pump foundation/pad to support the new pumps. (iii) Electrical 1. Engineer will coordinate with Electrical Provider to determine the electrical needs required for the new pumps. 2. Engineer will assist with negotiations of any electrical supply agreements, if needed. 3. Engineer will evaluate the types of electrical equipment required for the new pumps and valves. (iv) Instrumentation 1. PLC panel to control and monitor station pump equipment and field instruments and will communicate with OWNER’s SCADA system via their current network. If the existing tank PLC has sufficient spare I/O then the existing PLC will be utilized. 2. Each pump will be provided with a local panel for manual operation of each pump. 3. Develop proposed System Architecture. 4. Control narratives addressing process functions for all equipment to be monitored or controlled by SCADA. 5. A list in the specifications of the proposed I/O points inclusive of hard and virtual I/O points. (b) Engineer will prepare 60% engineering Construction Documents, for the OWNER’s review and comment, at a scale suitable for 11”x17” sheets. Electronic files in PDF format will be provided to OWNER. Engineer shall provide an electronic submittal in pdf format for both the drawings and specifications. Full size drawings will not be prepared for 60% design submittal. (c) The 60% design submittal will include the following: (i) Drawings, including: 1. Front End Sheets, 2. Major Plan Views (all disciplines), 3. Major Profile and Section Views (all disciplines), 4. One Line Diagrams, 5. PMID’s, 6. Limited Details. (ii) The following specifications will be included: 1. Table of Contents (TOC) of specifications to be the included in the Bid Documents, 2. Major Civil Pipeline, 3. Major Mechanical Equipment, 4. Major Electrical and Instrumentation Equipment, DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 4 of 11 5. Mechanical and Instrumentation Control Narratives. (d) Perform internal peer and QA/QC review for all documents produced prior to submitting to the District. (e) Incorporate comments developed from peer and QA/QC review process. (f) Prepare 60% OPCC. (g) Deliverables - 60% Plans, Specifications, and OPCC. (3) 90% Design Phase (a) Meet with OWNER to address OWNER’s comments for the Project, based on review of the 60% Design submittal documents. (b) Engineer will prepare written response to the comments generated by OWNER. (c) Engineer will prepare 90% engineering Construction Documents, for the OWNER’s review and comment, at a scale suitable for 11”x17” sheets. Electronic files in PDF format will be provided to OWNER. Engineer shall provide an electronic submittal in pdf format for both the drawings and specifications. Full size drawings will not be prepared for 90% design submittal. (d) Perform internal peer and QA/QC review for all documents produced prior to submitting to OWNER. (e) Incorporate comments developed from peer and QA/QC review process. (f) Prepare 90% OPCC. (g) Deliverables – 90% Plans, Specifications, Written Response to Comments to 60% Comments, and OPCC. (4) Bid Documents (100%) (a) Meet with OWNER to address OWNER’s comments for the Project, based on review of the 90% Design submittal documents. (b) Engineer will prepare written response to the comments generated by OWNER. (c) Engineer will finalize and prepare engineering Construction Documents at a scale suitable for 11”x17” sheets. Electronic files in PDF format for bidding will be provided to OWNER. Engineer shall provide an electronic submittal in pdf format for both the drawings and specifications. Bid drawings will incorporate appropriate review comments from the 90% Design submitted to the Owner. (d) Finalize drawings. (e) Finalize specifications. (f) Assist with the development of the front-end documents including development of the bid items. (g) Finalize Opinion of Probable Construction Cost. (h) Perform internal peer and QA/QC review of Contract Documents prior to submitting to the District. (i) Incorporate comments generated from peer and QA/QC review process. (j) Engineer, on the behalf of OWNER, will submit the drawings and specifications to the TCEQ for their regulatory review. (k) Deliverables - Plans, Specifications and Front-End Documents suitable for bidding, OPCC. DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 5 of 11 (l) Exclusions – Does not include scope to assist the Owner in obtaining alternative funding for this project. iv) Bid Phase Services (1) Attend Pre-Bid Conference. (2) Field all bidder questions as they relate to the project. Engineer will provide a compiled question and response log that will be included in each addendum. (3) Develop addenda content as necessary to clarify the intent of the Contract Documents and/or to handle other administrative matters. The Owner’s approval will be obtained prior to issuing any addenda items that affects the scope of the project or significantly alters the Project as approved by Owner. (a) (4) Attend and assist Owner as needed during Bid Opening. (5) Following the bid opening, Engineer will review statement of experience and provide recommendation, electronically. (6) Deliverables - Pre-Bid Meeting Minutes, Q&A Log, Addendum Content and Electronic Bid Recommendation. (7) The Owner will provide the following: (a) Advertise the Project for bidding, maintain the list of prospective bidders, issue any addenda, prepare bid tabulation and conduct the bid opening. (b) Coordinate the review of the bids with the A/E. (c) Prepare agenda materials for the City Council concerning bid awards. (d) Prepare, review and provide copies of the Contract for execution between the Owner and the Contractor. v) Construction Phase Services (1) Engineer will prepare Conformed Documents, after the bid opening, that incorporate any changes in the construction documents made by addenda. Engineer will provide electronic PDF sets of construction documents. (2) Attend and assist Owner in a Pre-Construction Conference. (3) Visit construction site during various stages of construction being performed to observe as an experienced and qualified design professional the progress and quality of the executed work by the Contractor(s) and to determine if such work is proceeding in general accordance with the Contract Documents. During such visits and on the basis of on-site observations the Engineer will notify Owner of reasonably detectable defects and deficiencies or work failing to conform to the Contract Documents. Engineer will not, during such visits or as a result of such observations of Contractor’s works in progress, supervise, direct, or have control over Contractor’s work, nor will Engineer have authority over responsibility for the means, methods, techniques, sequences, or procedures of construction selected by Contractor, for safety precautions and programs incident to Contractor’s work, or for any failure of Contractor to comply with Laws and Regulations applicable to Contractor’s furnishing and performing the work. Accordingly, Engineer neither guarantees the performance of any Contractor nor assumes responsibility for any Contractor’s failure to furnish and perform its work in accordance with DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 6 of 11 Contract Documents. Fee includes eight (8) site visits in addition to the monthly construction meetings. (4) Attend monthly construction meetings scheduled by Owner. Engineer will attend up to 12 monthly construction meetings. (5) Review and make recommendations for shop drawings, product data, samples, and other submittals submitted by the Contractor. Fee includes the review of up to 35 submittals (25 initial submittals, and 10 resubmittals). (6) Provide answers on “Request for Information” (RFI’s) from the Contractor and Owner as related to clarification of the plans and specifications and/or to possible conflicts between the plans and specifications. Fee includes the review of up to 10 RFIs. (7) Review and make recommendations to Owner on change order request from the Contractor. Fee includes up to 5 individual change order items. (8) Conduct a walk-through with Owner and the Contractor to determine if the Project is substantially complete, and a final walk thru to determine if the work has been completed in accordance with the Contract Documents and if the Contractor has fulfilled all of his obligations there under so that Engineer may recommend, in writing, final payment to the Contractor and may give written notice to Owner and the Contractor that the work is acceptable, subject to any conditions therein expressed. It is assumed that there is one day for each site for each visit for a total of 2 walk- throughs. (9) Incorporate changes made during construction based on information received from the Construction Contractor into the Contract Documents and submit record drawings within thirty (30) days after receiving as-built information from the Contractor. Submit the following items to Owner: (a) One set of construction record drawings on 22”x34” bond paper. (b) Two sets of construction record drawings on 11”x17” bond paper (c) One set of construction record drawings in digital (AutoCAD) format, and in PDF. (10) Engineer will notify TCEQ upon completion of the construction. (11) Deliverables – Conformed Documents, Submittal Review Comments, Responses to RFI’s, and Record Drawings. (12) Exclusions (a) Scope does not include daily construction inspections or specialty inspections. (b) PLC and HMI programming services are not included in this scope. vi) Expanded Pipe Reinvestment Program (PgM) (1) Information Review. The purpose of this task is to refine the pipe reinvestment analysis that was presented in the first phase of this study and create a more well-defined overall program. The following information will be reviewed and used to develop the plan: (a) GIS Data for the distribution system. (b) Condition assessment projects that are underway or planned for the next 10 years. (c) Master planned projects to address growth that are underway or planned for the next 10 years. DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 7 of 11 (d) Computerized Maintenance Management System (CMMS - Maximo System) output that shows main breaks and customer line breaks in GIS to assess pipe conditions. (e) Bid tabs for all pipeline replacement projects over the last 5 years. (2) Updated Reinvestment Estimate. (a) A unit costing table will be generated to use for all pipe sizes in the distribution system from 4 inch to 72 inch in size. All 3 inch and smaller piping will be replaced with 4” pipe. Basis for costs will be bid tabulations from the Owner’s projects, other bid prices from projects in Texas, manufacturers pipe costs, and standard cost estimating methods to develop cost for all sizes. Categories will be created to include trenchless, open cut with and without pavement replacement. (b) The main break information, together with pipe age and material characteristics will be utilized to verify the target replacement age for categories of pipes. These replacement age estimates, and construction costs will be utilized to update the reinvestment analysis values for broad budgeting purposes. (3) Deliverables - The following submittals will be made in the course of this task: (a) Summary of data analysis. (b) Summary of cost analysis and final proposed pipe estimates. (c) Summary of pipe condition evaluation and replacement cycle (d) Update of the reinvestment analysis. 3) Special Services i) Fee is based on easements on at the Rand Morgan EST. Since the Holly EST site is a former pump station site it is assumed the electrical infrastructure will be adequate to service the new pumps. ii) Easement Legal Description and Exhibit Preparation (1) Provide Easement Legal Descriptions and Exhibits for the proposed Electrical provider transformer yard and primary feed circuits. (2) Perform survey, render field notes and prepare individual parcel exhibits for new additional rights-of-way and/or easements needed for the project. Exhibits shall include a standard signed and sealed exhibit and a reprint of the boundary information on color aerial photography. (3) Parcel Exhibits - Individual parcel exhibits shall be sealed, signed and dated by a Registered Professional Land Surveyor and shall contain the following: (a) Parcel number, (b) Area required, (c) Area remaining, (d) Legal description, (e) Current owner, (f) Any existing platted easements or easements filed by separate instrument including easements provided by utility companies, (g) Any physical features, (h) Metes and bounds descriptions of parcel to be acquired. The description shall be provided on a separate sheet from the exhibit. Each type of easement shall be described separately. If additional parcels are DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 8 of 11 determined to be acquired, then a supplemental adjustment shall be made to the schedule of fees. (4) Deliverables - parcel exhibits shall be in both hard copy (8½" x 11") and pdf format. 4) Additional Services i) Expanded Pipe Reinvestment Program (1) Information Review. The purpose of this task is to create a more well- defined overall program. The following information will be reviewed and used to develop the plan: (a) Maps of the collection system where sewer pipelines will be replaced over the next 10 years. (b) TXDOT or Owner’s street widening program maps and schedule for the next 10 years. (c) City of Corpus Christi pavement and storm drainage replacement programs for the next 10 years. (2) Develop the 10-year Pipe Replacement Program. Using the information obtained from the Owner to develop a line by line pipe replacement program designed to bring the program current and to a maintainable pipe replacement program. The following information will be coordinated to create a CIP plan: (a) Street replacements and widening, pipelines upsized for growth, and wastewater line replacements (for growth and condition) will be evaluated with an attempt to coordinate concurrent construction of pipe replacements with other similar or related projects to minimize the cost of repaving, possible later relocation of new assets, and disruptions to traffic and general public. (b) Water pipelines determined to be replaced in the 10-year catchup program will mapped and compared to the locations of the other projects. The pipeline replacement projects in this time period will be scheduled (within the 10-year period) to coordinate and potentially be combined with other projects. (c) Replacement projects will also be coordinated and scheduled as follows: (i) Nearby segments will be combined to create contiguous segments. (ii) Groups of projects in nearby proximity will be combined to create a larger project. (iii) The dollar value of the projects will be coordinated with the owner to create projects that will encourage competitive bidding. The number of projects created will influenced also by the Owner’s ability to administer and inspect the projects. (iv) Yearly investment levels will be balanced to create a more even spending program. (d) The final pipeline replacement program will consist of: (i) Overall color-coded program map. (ii) Annual detailed replacement map indicating coordinating projects. (iii) Unit price cost estimates by projects, by investment year. DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 9 of 11 (iv) Narrative to describe the approach and rational for the development of the plane. (3) Deliverables - The following submittals will be made in the course of this task: (a) Analysis of project coordination requirements. (b) Pipe replacement Program for 10 years: (i) Draft (ii) Final ii) Long Term Planning to 2035 (1) Data Collection (a) Meet with Corpus Christi to hold a kickoff meeting/workshop. The information below will be in addition to data already received from the prior and current effort related to implementing the Holly and Rand Morgan ESTs. Receive copies of as-built drawings, video inspections, utility data map sets from existing geographical information system (GIS), and other records useful to the understanding of the City’s water system, including: (i) As-built drawings (ii) GIS base map files that include: 1. Pipe size, material, and installation date 2. Fire hydrants 3. Water valves (iii) Storage tank information, including capacity, location, availability, dimensions, water surface elevations, and system connections (iv) Pressure reducing valve station information (v) Source turn-out information (vi) Booster pump station information, including design and operating features, capacity, system head, elevation, and related features (vii) Historic SCADA data (viii) O&M records for leaks, repairs, and replacements (2) Population and Water Demand Projections (a) Growth projections will utilize data from the Owner’s planning group, county growth projections, and state level growth data to determine the amount and location of growth within the Owner’s water service boundary. Any additional information from the City staff regarding industrial, commercial, and residential developments that may have any bearing on the projections will be integrated. The growth projections will include an outlook to the year 2035. (b) Create demand scenarios at 5-year increments to correspond to the population growth for use in the model runs to evaluate existing system capacity and provide for future customers. (3) Hydraulic Modeling (a) Engineer will update the model as necessary to accommodate the projected future growth. (b) Performance Criteria – Provide the appropriate performance criteria and methodologies for analysis used to evaluate the existing distribution system and its facilities, and to size future improvements. (i) Minimum pressure for Peak Hour Demand, Maximum Day plus Fire Flow DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 10 of 11 (ii) Storage capacity evaluation (operational, firefighting, and emergency) in accordance with TCEQ and AWWA guidelines. (iii) Maximum system pressure (iv) Firm pumping capacity (v) Planning level required fire flow per land use type (vi) System reliability (4) Develop CIP (a) Identify improvements necessary to address new facilities required for providing continued reliable water service through year 2035. Provide phasing of improvements, capital cost requirements, cost estimates which incorporate the consumer price index (CPI), and implementation schedule. The 15-year plan will be divided into three 5-year CIP programs. (5) Deliverables - Draft and Final Report 5) Compensation Basic Services 1) Project Management $30, 727 2) Update ACR Plan $ 99 ,4 09 a. Modeling $69,106 b. Develop the ACR Report $16,953 c. Coordinate with TCEQ $13,350 3) PRV/Pump Design $ 180,07 7 a. Design $118,636 b. Bid $4,702 c. Construction $56,739 4) Pipe Reinvestment PgM 60,600 a. Information Review $24,659 b. Update Reinvestment Cost Estimate $35,942 Basic Services Total $ 370,813 Special Services 1) Easement Survey $12, 584 Special Services Total $12, 584 Additional Services 1) Pipe Reinvestment Additional Tasks TBD 2) 2035 Long Range Planning TBD Additional Services Total TBD Amendment 1 Total $ 383,397 DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A Attachment A – Amendment # 1 Scope of Work Implementation of the Holly and Rang Morgan ESTs Page 11 of 11 6) Schedule Date Activity NTP Update to the ACR Implementation Plan 12 Weeks from NTP Modeling 16 Weeks from NTP Update Implementation Plan PRV and By -Pass Pump Design 16 Weeks from NTP 60% Design 19 Weeks from NTP City Review 27 Weeks from NTP 90% Design 30 Weeks from NTP City Review 34 Weeks from NTP Final Bid Set 36 Weeks from NTP Advertise for Bids 38 Weeks from NTP Pre -Bid Conference 40 Weeks from NTP Receive Bids 47 Weeks from NTP Contract Award 52 Weeks from NTP Construction NTP TBD Construction Complete Expanded Pipe Reinvestment PgM 12 Weeks from NTP Information Review 24 Weeks from NTP Updated Reinvestment Estimate DocuSign Envelope ID: F7E7067E-8765-427E-8E03-A41B58BBB58A