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CITY OF CORPUS CHRISTI
AMENDMENT NO. 2
CONTRACT FOR PROFESSIONAL SERVICES
The City of Corpus Christi, Texas, a Texas home-rule municipal corporation ("City")and HDR Engineering,Inc.
("Consultant"), agree to the following amendments to the Contract for Professional Services for Corpus Christi
Aquifer Storage and Recovery Feasibility Study(Protect No. E162651:
Original Contract July 26,2016 Ordinance No. 030902 $601,980
Amendment No. 1 September 8, 2016 Administrative Approval 0.00
In the Original Contract, Exhibit A,Scope shall be amended as set forth in the attached Amendment No.2,Exhibit A.
In the Original Contract, Exhibit A, Fees shall be amended based on the modified scope of services in the attached
Amendment No. 2, Exhibit A for a fee not to exceed $24,820, for a total restated fee not to exceed $626,800.
All other terms and conditions of the July 26, 2016 Contract for Professional Services 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 'ISTI HDR ENGINEERING, INC.
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E�'e H. Gray, P. . . Dat: e y J .a , .E Date
utive Directo of P bit , W arks 7 /Ink, ce Pr: ident
01 West G. e Boulevard, Suite 400
Austin, Texas 78745
APPROVED AS TO LEGAL FORM (512)912-5100 Office
9 // 2017.05.04 (512)912-5158 Fax
11:24:45 -05'00'
Assistant City Attorney Date
ATTEST
(..<,e41- it 47/1 —1
Citjf Secretary Date
Project Number E16265
Accounting Unit 4481-072
Account 550950
Activity E16265-01-4481-EXP
Account Category 50950
Fund Name RWSpplvDvChgCIP
2017-335
5/12/17 65'CC AQUIFER STORAGE b RECOVERY FEASIBILITY STUDY`AMENDMENT NO 2\CONTRACT.DOC REV 1011/15
HDR Engineering Inc. INDEXED
. .
April 14,2017
Mr.Jeff Edmonds, P.E.
Director of Engineering Services
City of Corpus Christi
P.O. Box 9277
Corpus Christi,Texas 78469-9277
RE: Amendment No. 2 to Professional Services Agreement for Corpus Christi Aquifer
Storage and Recovery Feasibility Study(Project No. E 16265)
Dear Mr. Edmonds:
In August 2016, HDR Engineering, Inc(HDR)entered into contract with the City of
Corpus Christi to provide Professional Services for the Corpus Christi Aquifer Storage and
Recovery(ASR)Feasibility Study'. Subsequently,Amendment No 1 added TWDB
requested contract language at no change in study costs or scope of work.
HDR's agreement with the City was in response to City Council approval and
appropriation of$1,857,708 on July 26,2016 for the Corpus Christi ASR Feasibility Study,
to include: $601,980 for HDR's Professional Services Agreement(E16265), $946,1102 for
exploratory well drilling and testing services,and an additional $309,618 for contingencies,
City Staff,and additional efforts requested by City Staff beyond original scope.
Attached for your consideration is Amendment No. 2, which requests reimbursement for
City Staff requested activities beyond our original scope of work in an amount of$24,820
total. These items were discussed previously with the City's Project Manager and
Engineering Services Contracting Manager. At City Staff request, attached is
documentation of the additional tasks and accumulated expenses.
t Approved by City Council on July 26,2016 by Ordinance No.030902,which included but is not limited to
acceptance of TWDB grant,executing contract with HDR,and appropriating funding from the Raw Water
Supply Development Fund No.4041 to combine with previously assigned Water Supply Operating Fund for a
total project budget of$1,857,708.
2 Estimated,to be confirmed by driller procurement process.
AMEND. NO. 2
EXHIBIT A
hdrinc.corn PAGE 1 of 5
4401 West Gate Blvd.,Suite 400.Austin,TX 78745
T 512.912.5100 F 512.912.5158 Texas Registered Engineering Firm F-754
1 .
•
Mr Jeff Edmonds, P.E.
April 14,2017
Page 2
If the attached Amendment meets with your approval,please sign and return one copy to
our office. Should you need additional information regarding this proposal, please contact
me at 512-912-5118 at your convenience.
We appreciate the continued opportunity to work with the City of Corpus Christi and the
CCASRCD on this important ASR feasibility project.
Sincerely,
HDR Engineering, Inc.
r'!
Kristine S. Shaw, P.E.
Project Manager
AMEND. NO.2
EXHIBIT A
PAGE 2 of 5
Amendment No. 2 for
Professional Service Agreement for the Corpus Christi Aquifer Storage and
Recovery Feasibility Study (Project No. E16265)
This is an Amendment to the AGREEMENT signed on August 1,2016 between The City of
Corpus Christi(City)and HDR Engineering,Inc.(Consultant)for the Corpus Christi Aquifer
Storage and Recovery Feasibility Study(Project No. E16265)and Amendment No. 1 signed
on September 8,2016 to add TWDB requested contract conditions.
Amendment No.2 increases Task 1-Exploratory Testing Drilling Program in AGREEMENT
by an additional $24,820 for additional services related to Item # 1: Identifying Locations
for Test Drilling Program and Item#2: Preparing Bidding Documents. Contract total is not
to exceed $626,800(Tasks 0- 5) without additional authorization from City. A description
of work performed and associated with this amendment is attached hereto.
IN WITNESS WHEREOF, the parties hereto have made and executed this AGREEMENT
as of the day and year as noted below.
City of Corpus Christi HDR En ineering, Inc.
-ma)
J. H. Edmonds,P.E. K lly d.it , P E.
Director of Engineering Services ni•r ice Pre.•ident
City of Corpus Christi 'DR Engineering
Address for Giving Notices: Address for Giving Notices:
City of Corpus Christi 4401 West Gate Blvd
P.O. Box 9277 Suite 400
Corpus Christi, Texas 78469-9277 Austin,Texas 78745
Attest:
Date: Date: '�///.3/�Zd
AMEND. NO. 2
EXHIBIT A
hdrinc.com PAGE 3 of 5
4401 West Gate Blvd.,Suite 400,Austin,TX 78745
T 512.912.5100 F 512.912.5158 Texas Registered Engineering Firm F-754
Amendment#2
Item#1:Additional Support Services Associated with Identifying Locations for Well Testing Program($10,309)
Related original scope item,per contract- Task 1.1-Confirm test program approach including location,review of
nearby logs to gain insight on local aquifer structure and stratigraphy.
Scoped Task Completed. Reviewed geophysical logs and City-provided materials on eligible land for ASR feasibility
study. Submitted proposed well locations to City Staff on 2/15/17;responded to City Staff comments and sent
update for locations on 12/21/16 to the City and 12/22/16 to District. Submitted test program approach(work plan)
to City on 1/12/17.
Item#1: Additional Out of Scope Items Requested and Effort Associated with Identifying Locations for Well Testing
* Request by City 12/21/16- Pro-con analysis and directives to coordinate with Parks&Recreation Department,
Corpus Christi International Airport,and West Oso ISD staff for proposed testing locations.
* At City staff request,prepared meeting materials for City staff meeting on 1/23/17 to discuss items and project
assumptions prior to progress report meeting with District/City/HDR on 2/2/17. Attended conference call on 1/26 to
receive City Staff directives.
* Coordination with Parks&Recreation Department and Gabe Lozano consultant on location for Well#6(1/4-1/12).
Revised location for Well#6.
* Coordination with Parks&Recreation Department,West Oso ISO,and other City Staff on Well#5(1/4-1/30).
Revised location for Well#5 twice.
* Coordination with Corpus Christi International Airport(12/23-3/31). Confirmed FAA protocol for proposed testing
locations within 10,000feet of the airport. Performed calculation of runway approach and proximity to well locations
to evaluate slope criteria and FAA restrictions and elevation requirements.
* Revision to test locations on 1/12/17(version 2),1/24/17(version 3),and 2/2/17(version 4-approved).
No.Hours Unit Cost(Payroll x 2.2) _Total Cost
Project Manager 42 $212.70 $8,933.40
Geohydrologist 4 $136.05 _ $544.20
GIS Specialist 8 $103.93 $831.44
Total additional cost-Identifying Locations for Well Testing Program $10,309.04
AMEND. NO. 2
EXHIBIT A
PAGE 4 of 5
• .
Amendment#2(continued)
Item#1: Additional Support Services Associated with Preparing Bidding Documents($14,511)
Related original scope item,per contract- Task 1.2-Prepare design and specifications for test drilling program and
contract documents. This subtosk includes HDR participation in the following activities and up to three meetings
related to the following: Pre-bid meeting,receipt of proposals,bid opening,summary of bids received,coordination
and interview of drillers(os needed). Meet with the District(one meeting)to provide recommendation on driller
selection.
Scoped Task Completed. Coordinated with City Staff to confirm assumptions prior to preparing bidding documents
(i.e.water source,laydown area,disposal water,restricted hours for drilling,etc). Prepared design and technical
specifications for test drilling program and contract documents to include General Requirements to supplement City
documents;Division 31-Earthwork;and Division 32-Exterior Improvements(Topsoil/Seeding); Division 33-Gravel
Pack Wells;and Appendices which included(a)General Site Hydrogeology schematic(b)Site Plan-7 drawings total
(one overall;six for focused view of each potential site location); and(c)Well Construction Diagrams(two total-
temporary and permanent monitoring well). Submitted to City on 2/14/17(total:35 pages). Revised per City
comments received 3/11/17.
Item#2: Additional Out of Scope Items Requested and Effort Associated with Preparing Bidding Documents
* Request by City to assist in preparing front-end documents-1/12/17 email related to use of City's 230+page front
end documents for project use.
* Request by City Staff-Engineering on 2/15/17 and 3/21/17 for HDR to submit tracked changes on City front end
documents to include: Submit three rounds of bidding documents for review-90%,100%,and final. Provide two
hard-copy of 90%documents.Receive and address City comments for 90%and 100%. Submit hard-copy of final
documents in addition to electronic files. HDR responded by submitting 90%documents on 2/17; 100%documents
on 3/14. Coordination with City Staff on 3/1,3/2,3/9,and 3/13 to collect and clarify understanding of City comments
for 100%submittal.
* Request by City Staff-Engineering on 3/2 to provide driller cost estimate. HDR contacted potential drillers,
received estimates,and performed cursory analysis to estimate driller costs for 100%documents.
HDR received 100%comments from City Staff on 3/21 and 3/22,responded to comments and issued Final bidding
documents on 3/24.
HDR printed and delivered two hard copies of final bidding documents at City Staff request on 3/27.
Labor No.Hours Unit Cost(Payroll x 2.2) Total Cost
Project Manager 57.25 $212.70 $12,177.08
Geohydrologist 15 $136.05 $2,040.75
Administrative Assistant 6 $27.73 $166.38
Non-labor expense: Printing-90% $72.06
Non-labor expense: Printing-Final $54.53
Total Cost-Preparing Bidding Documents $14,510.80
Amendment No. 2—Total
Item Cost
Item#1-Additional Support Services Associated with Identifying Locations for Well Testing Program $10,309
Item#2-Additional Support Services Associated with Preparing Bidding Documents $14,511
Total $24,820
AMEND. NO. 2
EXHIBIT A
PAGE 5 of 5