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HomeMy WebLinkAboutAECOM_-_SA_3,_Cont._No._1134_-_10.6.2025Docusign Envelope ID: 377E1D49-EFF1-47E3-BBBC-21846B7574E4 AECOM Page 1 SOUTH BUSINESS PARK WINN STREET SANITARY SEWER CONSTRUCTION -RELATED SERVICES CITY OF WATERLOO, IOWA 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 January 17, 2023, for preliminary engineering service for the South Business Park; and WHEREAS, the Client and ATS entered into Supplemental Agreement No. 1 for the South Business Park Platting and Final Design Services of roadway improvements along Ansborough Avenue dated July 1, 2024; and WHEREAS, the Client and ATS entered into Supplemental Agreement No. 2 for the South Business Park Final Design Services of roadway improvements for the Ansborough Avenue roundabout at the intersection with Highway 20 eastbound off- and on -ramps dated August 4, 2025; and WHEREAS, the Client and ATS now desire to enter into Supplemental Agreement No. 3 for South Business Park Winn Street Sanitary Sewer Construction -Related Services. NOW THEREFORE, it is mutually agreed to amend the original Professional Service Agreement as follows: I. PROJECT DESCRIPTION This project consists of the development of approximately 210 acres located in the southeast quadrant of the Highway 20 interchange with Ansborough Avenue for the proposed South Business Park in Waterloo, Iowa. The project will include grading, drainage, utilities, roadway and other construction typical of a large -sale development. The development area includes approximately 182 acres zoned Business Park (B-P) and 25 acres zoned Agriculture District (A-1). This Supplemental Agreement includes construction -related services (CRS) for the construction of the Winn Street Sanitary Sewer project. Construction is anticipated to begin in October 2025. It is estimated that construction will take 40 working days, with a construction contract completion date of May 31, 2026. II. SCOPE OF SERVICES The Scope of Services will encompass and include work, services, materials, 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. 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 use by Contractor for GPS Grading Docusign Envelope ID: 377E1D49-EFF1-47E3-BBBC-21846B7574E4 AECOM Page 2 d. Set Stakes for Fence Construction e. Set Stakes for Drainage Structures and Piping f. Set Stakes for Sanitary Sewer Structures and Piping 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 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. 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. Docusign Envelope ID: 377E1D49-EFF1-47E3-BBBC-21846B7574E4 AECOM Page 3 Task 18. Provide monument preservation for the project. This includes resetting property corners and sections after construction as well as preparation and recording of plat. 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 segregated with the fees in the original agreement and Supplemental Agreement Nos. 1 and 2. The estimated fee is Forty -Four Thousand Six Hundred Dollars ($44,600.00) and will not be exceeded without authorization from the Client. IV. In all other respects, the obligations of the Client and the Consultant shall remain as specified in the Professional Services Agreement dated January 17, 2023. 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. B : �DocuSigned by: C t, ln, A -Mt y Do.,2 wonnca44a... Printed Name: By: edA Quentin Hart Printed Name: Michelle Sweeney, PE, PTOE Title: Mayor Title: Associate Vice President Date: 10/6/2025 Date: 9/25/2025 L:\Secure DCS\Administration\AGREE\SUPPLE\SA3 WAT South Business Park.docx