HomeMy WebLinkAboutAECOM - SA3, Cont. No. 1062 Sunnyside Creek Improvements - 3.3.2025AECOM
AECOM 319-232-6531 tel
501 Sycamore Street 319-232-0271 fax
Suite 222
Waterloo, Iowa 50703
www.aecom.com
CITY OF WATERLOO, IOWA
CONTRACT NO. 1062
SUNNYSIDE CREEK IMPROVEMENTS
WET DETENTION POND AND CHANNEL
STABILIZATION PROJECT
SUPPLEMENTAL AGREEMENT NO. 3
WHEREAS, a Professional Services Agreement was entered into between the City of Waterloo (Client),
715 Mulberry Street, Waterloo, Iowa, and AECOM Technical Services, Inc. (ATS), 501 Sycamore Street,
Suite 222, Waterloo, Iowa, dated March 7, 2022, for design of a wet detention pond located between
Highway 20 and West San Marnan drive; and
WHEREAS, the Client and ATS entered into Supplemental Agreement No. 1 dated May 15, 2023, for
updated modeling, development of preliminary and final platting, and temporary/permanent easements for
the proposed wet detention pond and channel improvement areas; and
WHEREAS, the Client and ATS entered into Supplemental Agreement No. 2 dated January 16, 2024, for
the development and submittal of the full Iowa Department of Agriculture and Land Stewardship (IDALS)
Water Quality Initiative Urban Conservation Project Grant Application; and
WHEREAS, the Client and ATS now desire to enter into Supplemental Agreement No. 3 for construction -
related services for the Sunnyside Creek Wet Pond and Channel Stabilization Project.
NOW THEREFORE, it is mutually agreed to amend the original Professional Service Agreement as follows:
I. PROJECT DESCRIPTION
The Sunnyside Creek Improvement Project involves construction of a water quality wet detention
pond located between Highway 20 and Van Miller Way, generally centered on the main channel of
Sunnyside Creek. The project also includes bank channel stabilization of approximately 1,050 feet
of the existing Sunnyside Creek channel located downstream of the proposed basin (between Van
Miller Way and Westchester Drive).
This Supplemental Agreement includes construction -related services (CRS) for the construction of
the above described project. Construction is anticipated to begin in February 2025 and be
completed by June 2026.
II. SCOPE OF SERVICES
The Scope of Services will encompass and include work, services, materials, equipment, personnel
and supplies necessary to provide construction -related services (CRS) for the above referenced
project. These services will include construction staking, field review, materials testing and contract
administration.
The Scope of Services is further defined as follows:
Task 1. Conduct a preconstruction conference attended by representatives of the Contractor,
Client, Consultant and affected utilities.
AECOM
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Task 2. Provide construction staking for horizontal and vertical controls for the project as follows:
a. Set Project Control
b. Set Project ROW, Easement and Construction Limits
c. Set Stakes for Temporary Erosion Control
d. Set Stakes for use by Contractor for GPS Grading
e. Set Stakes for Fence Construction
f. Set Stakes for Flexamat
g. Set Stakes for Drainage Structures and Piping
h. Set Stakes for Sanitary Sewer Structures and Piping
i. Set Slope Stakes for Streambank Stabilization
j. Set Stakes for Tree Plantings
k. Complete As -Built Survey
I. Property Pin Preservation
Task 3. Review shop drawings and other submittals as required of the Contractor by the contract
documents for general conformance with the design concept of the project and compliance with
the information given in the contract documents.
Task 4. Answer design interpretation questions from the Client, Contractor, review staff and
appropriate agencies.
Task 5. Prepare bi-weekly applications for payment based on information provided by field review
staff and Contractor and forward to the Client for execution with recommendation for approval and
payment.
Task 6. Perform construction site visits by design personnel at appropriate stages of construction
to review the quality of the work and to determine whether the work generally conforms to the
contract documents.
Task 7. Prepare and assist the Client and Contractor in processing contract change orders.
Task 8. Provide periodic field observation during construction to review the work of the Contractor
to determine if the work is proceeding in general accordance with the contract documents and that
completed work appears to conform to the contract documents. Staffing requirements may be
adjusted during the project in relation to the level of construction activity.
Task 9. Provide weekly SWPPP reviews along with City of Waterloo and Contractor personnel, as
required by Iowa DNR and City of Waterloo.
Task 10. Report to the Client work believed to be unsatisfactory, faulty or defective or does not
conform to the contract documents and advise the Client of work that should be corrected or
rejected.
Task 11. Consider and evaluate Contractor's suggestions for modifications and report them with
recommendations to the Client.
Task 12. Facilitate bi-weekly construction progress meetings of project and complete minutes for
each meeting.
Task 13. Participate in a review of the project with the Client and review staff near project
completion and prepare a list of items to be completed or corrected.
AECOM
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Task 14. Participate in a field observation of the completed project with the Client and review staff
before a final application for payment is processed for the Contractor.
Task 15. Maintain files for correspondence, reports of the job conferences, shop drawings and
sample submissions, reproductions of original contract documents including addenda, change
orders, field modifications, additional drawings issued subsequent to the execution of the contract,
Engineer clarifications and interpretations of the contract documents, progress reports and other
project -related documents.
Task 16. Provide the Client with a copy of revised drawings of the construction plans (record
drawings) for the project based on the construction observation records of the field review staff and
the Contractor showing those changes made during construction considered significant.
Task 17. Prepare and assist the Client with the final close-out documentation received from the
Contractor according to SRF and City of Waterloo requirements
III. COMPENSATION
Compensation for the above services will be on an hourly basis in accordance with Part VI of the
original agreement and shall be integrated with the fees in the original agreement. The estimated
fee is One Hundred Ninety -Nine Thousand Seven Hundred Dollars ($199,700.00).
IV. In all other respects, the obligations of the Client and the Consultant shall remain as specified in
the Professional Services Agreement dated March 7, 2022.
IN WITNESS WHEREOF, the parties hereto have executed this Supplemental Agreement No. 3 as of the
dates shown below:
APPROVED FOR CITY OF WATERLOO APPROVED FOR AECOM TECHNICAL
SERVICES, INC.
By: 62%,ems �" By �%' da:, %a°� • <: CilGl�
SIGNED
Printed Name: Quentin Hart Printed Name: Michelle Sweeney, PE, PTOE
Title: Mayor Title: Associate Vice President
3/3/2025 2/14/2025
Date: Date:
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