HomeMy WebLinkAboutC2008-422 - 11/20/2008 - NAAMENDMENT No. 5 - CEFE VALENZUELA LANDFILL
CONTRACT FOR ARCHITECTURAUENGINEERING SERVICES
The City of Corpus Christi, a Texas Home Rule Municipal Corporation, P.O. Box 9277, Corpus Christi, Texas
78469-9277 (City) acting through its duly authorized City Manager or Designee (Director of Engineering
Services) and Chiang, Patel, and Yerby, Inc., a Texas corporation, 1820 Regal Row, Suite 200, Dallas, Texas
75235, (Architect/Engineer-Consultant), hereby agree to the amendment of the contract administratively
approved December 21, 2007 and amended by Motion 2008-005, January 8, 2008 and amended
administratively by amendment January 3, 2008 and administratively approved Febryary 10, 2008 and
administratively approved March 24, 2008 October 14, 2008 as follows
Section II. B.3 Basic Services, Pre-Design Services is amended to add the following:
• Provide services for the development of construction scheduling for the Cefe Valenzuela Landfill
which will
o Establish the expected sequencing of current filling activities;
o Determine conceptual time frames and interim cell development schedule through the year2013;
o Prepare conceptualized refuse fill plans through the year 2013;
o Calculate airspace volume for each fill sequence;
o Identify environmental controls required to be developed for each sequence; and
o Estimate preliminary material quantifies for cell construction in terms of soil excavation volumes,
clay liner quantity, and area quantities.
A scope of services for Amendment Number 5 is attached as Exhibit A-5.
Section III Fees Authorized is amended to read
II. FEES AUTHORIZED
The City will pay the Consultant a total not to exceed fee of $318,276.00. The fee consists of:
• An original contract fee not to exceed fee of $50,000.00;
• a fee for Amendment No. 1 services not to exceed fee of $147,000.00;
• a fee for Amendment No. 2 services not to exceed $20,500.00;
• a fee for Amendment No. 3 services not to exceed $49,730.00;
• a fee for Amendment No. 4 services not to exceed $31,046.00; and
• a fee for Amendment No. 5 services not to exceed $20,000.00
Completion of design phase, bid phase and construction phase services are authorized by Amendment No. 1
as set forth in the original contract as amended. Consultant will be compensated for airfare, ground
transportation, lodging, and per diem meal expenses incurred due to out-of-town travel on a not to exceed
basis as set forth in the Summary of Fees. Travel will be will be documented by photocopies of receipts and
invoices. Per Diem will be at the GSA rate.
The table "Summary of Fees" shall be used when calculating the fee due for the proportion of services
completed. The City shall make prompt payments in response to Consultant's statements for Professional
Services.
Billing for services provided in Section II A B,_D,and_E_will_be-based-on-the-GonswltanYs-estimate-af-the
percent of services complete at the time of billing. The fee for additional services (Section II.E) is included as
part of the fee listed for Design, Bid and Construction phase services listed in the table "Summary of Fees".
However, in no case will the billing exceed 90% of the fee for each phase until the delivery of documents
associated with each phase has been reviewed and accepted by the City. Billing for services provided in
Section II.C.1 will be based on the amount of construction completed. Billing for services provided in Section
II.C.2 shall be payable upon delivery of the record drawings to the City Engineer. Billing for services provided
in Section II.C will be payable upon pertormance of inspections and delivery of all materials to the City.
Survev work will he invoired at the billing rate of the sub-consultant pertorming the survey without markup.
2008-422
11/20/08
:Mang, Patel and Yerby IenzuelaCells4A4BWEAmdSContract.doc
Consultant will submit monthly statements for work authorized by the City Engineer and performed by the
Consultant. The statement will be based upon Consultant's estimate and concurrence by the City of the
proportion of the total services actually completed at the time of billing. The City will make prompt monthly
payments in response to Consultant's monthly invoices.
All invoices shall be accompanied by a cover letter summarizing the fee in accordance with the Summary
Schedule of Fees. Invoices will be sequentially numbered for each project and state the project name. The
letter shall state the number of the current invoice, the contract fee for each task, the amount previously
invoiced for each task, and the current amount due. Invoices will be organized to accommodate funding
sources. During the construction phase, the ArchitecUEngineer will also submit a brief letter/memo
summarizing observations during the site visit, the work of the contractor, construction progress forthe billing
period, and any pending items.
Summary of Fees:
Tasks Description Fee
Original Contract
Pre-design and Review Services
II.A Preliminary Design and Review 12,180.00
II.B Survey Update (Allowance) 10,000.00
II.C Travel 1,000.00
Pre-design Subtotal 23,180.00
Basic Services & Additional Services
11.6.1 Initial Design -Construction Document Phase 60% 26,820.00
Original Total Fee 50,000.00
Amendment No. 1 Authorized Services
11.6.2 Design -Construction Document Phase 100% 40,000.00
11.6.3 Bid Phase 5,000.00
DesignlBid Subtotal 45,000.00
Construction Services
II.C.1 Construction Phase 88,000.00
II.C.2 Record Drawings 5,000.00
Construction Service Subtotal 93,000.00
Post Construction Services
II.D Post Construction Phase 5,000.00
Post Construction Services Subtotal 5,000.00
Expense Allowance 4,000.00
Amendment No. 1 Fee 147,000.00
Amendment No. 2 Authorized Services
I.A.1.f. Surve in -Storm opal IIs9B_and_4t3 ~n~g0_ _
Amendment No. 2 Fee 20,500
Amendment No. 3 Authorized Services
I.A.1.f. Cell Construction Schedule and Storm Water Pond 1 18,858
I.A.2.k. Mass Excavation Cell 4A 18,968
I.A.2.1. Prepare Separate Bid Construction Documents for Cells 4A and 46 11,904
Amendment No. 3 Fee 49,730
Amendment No. 4 Authorized Services
11.6.3 Bid Phase Services Cell 46 3,712
Page 2 of 3
H:\HOME\KEVINS\GEN\IANDFILL\ValenzuelaCells4A4BW EAmd5Conlract.doc
II.C.1.m Construction Phase -Cell 4A and Cell 4B 10,150
IIC.1.n Construction Phase -Surveying -Topographic & Documentation 4A & 46 17,184
Amendment No. 4 Fee 31,046
Amendment No. 5 Authorized Services
II.A Preliminary Design and Review 20,000
Amendment No. 5 Fee 20,000
TOTAL 318,276.00
XI. DISCLOSURE OF INTEREST
In compliance with City of Corpus Christi Ordinance No. 17112, Consultant agrees to complete the City of
Corpus Christi Disclosure of Interests form which is incorporated in the contract as Exhibit "C".
All other terms and conditions of the originally authorized, as amended, between the City and Consultant
shall remain in effect.
CITY OF CORPUS CHRISTI CHIANG, pATEL AND YERBY, INC.
Oscar Martinez Date Authorized Representative D e
Assistant City Manager
REC M END
! ry/~~'
K vin R. Sto ers ate
Interim Director -Engineering Services
APP ED AST ORM:
~l ag
Assista t City Attorney D to
ATTEST•
~~
Armando Chapa Date
Ciry Secretary
~ 85~~ ~}C,~f
Page 3 of 3
H:\HOM E\KE V I NS\G EN\LANDFILL\Va IenzuelaCe I Is4A4 B V~EAmd5Contract.doc
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SCOPE OF WORK
CITY OF CORPUS CHRISTI
CEFE F. VALENZUELA LANDFILL
INTERIM CONSTRUCTION SCHEDULING PLAN
UNIT 1
November 3, 2008
Objective
o Establish expected sequencing of current filling activities
o Determine conceptual time frames and develop interim schedule for
development of cell construction for the next 5 years
o Prepare conceptualized refuse fill plans for the next 5 years
o Calculation airspace volume for each fill sequence
o Identify environmental controls required to be developed for each
sequence
o Estimate preliminary material quantities for cell construction
• Soi] excavation
• Clay liner quantity
• Area quantities
Assumptions
o Electronic Survey or design file of the Interim fill grades of the current
3D fill area will be provided by the City of Corpus Christi.
o Daily gate tonnage from City of Corpus Christi will be provided to CP&Y
for analyzing the estimated life of the interim conditions
o Interim soil cover will be assumed to be no more than ]-foot thick on
interim slopes
o In-place waste density will be assumed to be 1200 ]b/cy for projected life
estimates
0 1997 base map topography and 1999 permit application conceptual design
grades will be used as guides for fill plans
o Conceptual base grading plans will be used as basis for excavation plans
o Preliminazy access roads and hauls roads will assume to be constructed
during actual filling activities.
o Industrial waste disposal will not be undertaken during the interim
development plan schedule.
• Scope
o CP&Y will prepare a five year capital improvements schedule for the
development of the Cefe F. Valenzuela Landfill. Information used for the
plan will be that supplied by the City of Corpus Christi for the Landfill
o The current approved Permit Mod 1 landfill sequence will be used ac a
basis for the preparation of the plan
o Additional background information will be obtained from the 1999 permit
application document prepared by EMCON.
o Approximately 5-year time frame will be analyzed to determine required
development
Exhibit A-5
Pa e 1 of 2
o An interim development schedule with itemized listing and description
will be developed for the plan.
o Schedule will establish design times, filling time, environmental controls,
groundwater seep control, soil management and stockpiling.
o Waste inflow will be based on permitted and currently projected rates
stated in the SOP and permit documents
Products
o Interim Sequence Development and Fill Plan Document in 11 x 17 inch
format
0 5-year capital improvements schedule and cost estimate
o Drawings will be produced showing the phased filling pans of each sector
to interim fill grades during the five year period
o Approximate elevations will be shown for each condition
o Conditions presented will represent a time frame of 5 years from initial
filling of Ce113D
Exhibit A-5
Pa e2of2
CITY OF CORPUS CHRISTI
~ DISCLOSURE OF INTERESTS
City of Corpus Christi Ordinance 17112, as amended, requires all persons or fines seeking to do business with the City to
provide the following /information. ery[[ques_ti/on must be answered. If the question is not applipble, answerwith'NA'.
FlRM NAME: r~!'1/cJ~~ , ~a'~7t'~ 1' ~~r?/~i.,, ,~r~C .
STREET: / fb'%7e~t~~ Z CITY• ~~ I ~~~c ZIP: 7.~7.~ J~
FlRM is: 1. Corporation , ~ 2. Partnership ^ 3. Sole Owner ^ 4. Assoaation ^
5. Other ^
DISCLOSURE QUESTIONS
If additional space is necessary, please use the reverse side of this page or attach separate sheet
1 • Sta6e the names of each "employee" of the City of Corpus Christi having an "ownership interest" constituting 3%
or more of the ownership in the above named "firm".
Na~me~ Job Title and City Department (d known)
~ IG~Jij/L~
2. StaOe the names of each "official" of the City of Corpus Christi having an "ownership interest" constituting 3% or
more of the ownership in the above named "firm".
N.am//e Title
N~~
3. State the names of each "board member" of the City of Corpus Christi having an "ownership interest" constituting
3% or more of the ownership in the above named "firm",
Name Board, Commission orCommitlee
~~?+~~
4. Sta6e the names of each employee or officer of a "consultant" for the City of Corpus~Christi who worked on any
matter related in the subject of this contract and has an "ownership interest" constituting 3% or more of the
ownarstrip in the above named "firm".
Name Consultant
CERTIFlCATE
I certihr that all information provided is true and correct as of the date of this statement, that I have not knowingly
owdhCtroeld dsdosure of any information naquested; and that supptemerdal siatemerds will he promptly sutxntlted to the City
rpus Christi, T~ex~a~s as changes occur. ) ~ ~ p ~
Certifying Person:_J~t~ ~~~~e~r,~ ~- ~/iv~~,,~~ Title: //~fe ~/~~-p
(rype or Print) i~~,e~s`~-=~~~.•~ ~/
Signature of Certifying. Person: l pain; /