RESOLUTION R2026-XX
RESOLUTION OF THE CITY COUNCIL OF THE CITY OF MANTECA, STATE OF CALIFORNIA, APPROVING AMENDMENT NO. 3 TO AGREEMENT C2023-136 FOR PROFESSIONAL SERVICES WITH CAROLLO ENGINEERS, INCORPORATED FOR AN AMOUNT NOT-TO-EXCEED $400,000 TO PROVIDE ONGOING ENGINEERING SERVICES DURING CONSTRUCTION FOR THE WASTEWATER QUALITY CONTROL FACILITY SLUDGE THICKENER PROJECT (CIP NO. 24007) & DEWATERING UNIT NO. 3 PROJECT (CIP NO. 24006) AND AUTHORIZING THE CITY MANAGER OR DESIGNEE TO TAKE ALL APPROPRIATE ACTIONS NECESSARY TO CARRY OUT THE PURPOSE AND INTENT OF THE RESOLUTION.
WHEREAS, on November 6, 2023, the City of Manteca (“City”) entered into Agreement C2023-136 for Professional Services with Carollo Engineers, Incorporated (“Carollo”) to evaluate, design, and prepare a Preliminary Design Report (PDR) and biddable project Plans, Specifications, and Estimates (PS&E) for the Wastewater Quality Control Facility (“WQCF”) Sludge Thickener Project (CIP No. 24007) and Dewatering Unit No. 3 Project (CIP No. 24006) (collectively “PROJECT”); and WHEREAS, on August 1, 2024, the City executed Amendment C2023-136-A1 to Agreement C2023-136 for an expanded design and environmental services as recommended in the PDR for the PROJECT; and WHEREAS, on April 15, 2025, the City Council awarded the construction contract C2025-66 to C. Overaa & Company (“Overaa”) in the amount of $22,865,000 and approved a Project Budget Contingency of $2,000,000 for the PROJECT; and WHEREAS, on May 5, 2025, the City executed Amendment No. 2 to Agreement C2023-136 for Professional Services with Carollo to provide engineering services during construction (ESDC) for an amount not-to-exceed $800,000 only; and WHEREAS, during construction, several Requests for Information (“RFIs”), submittals, and Potential Change Orders (“PCOs”) were received, reviewed, and responded by Carollo as part of their Amendment No. 2 ESDC tasks. Several Design Clarifications (“DCs”) were prepared and issued to Overaa as needed to keep the PROJECT construction progress. Carollo’s Amendment No. 2 budget for ESDC is close to being fully expended. The number of RFIs, submittals, PCOs, and DCs are not within the control of the designers; and WHEREAS, City staff has reviewed and is recommending approval of Amendment No. 3 for a not-to-exceed amount of $400,000 for ongoing ESDC; and WHEREAS, the City Council has considered all information related to this matter, as presented at the public meetings of the City Council identified herein, including any supporting reports by City Staff, and any information provided during public meetings.
NOW, THEREFORE, BE IT RESOLVED, by the City Council of the City of Manteca, as follows:
The City Council hereby finds that the facts set forth in the recitals to this Resolution are true and correct, and establish the factual basis for the City Council’s adoption of this Resolution.
The City Council hereby approves Amendment No. 3 to Agreement C2023-136 for Professional Services with Carollo Engineers, Incorporated for an amount not-to-exceed $400,000 to provide engineering services during construction for the Wastewater Quality Control Facility Sludge Thickener Project (CIP No. 24007) & Dewatering Unit No. 3 Project (CIP No. 24006).
The City Council hereby authorizes the City Manager or designee to execute Amendment No. 3, approve Agreement amendments up to the total Project budget, apply for permits, apply for State and Federal grants, solicit project funding support, complete and execute all associated documents, and take all appropriate actions necessary to carry out the purpose and intent of the resolution.
This Resolution shall take effect immediately upon its adoption.
I HEREBY CERTIFY that the foregoing Resolution was duly adopted by the City Council of the City of Manteca at a public meeting of said City Council held on the 16th day of June, 2026, by the following vote:
AYES:
NOES:
ABSENT:
ABSTAIN:
MAYOR: __________________________
GARY SINGH
Mayor
ATTEST: __________________________
CASSANDRA CANDINI-TILTON
City Clerk
ATTACHMENT 1
R2026-XX Page PAGE 3 of NUMPAGES 3 June 16, 2026 R20XX-XX Page PAGE 1 of NUMPAGES 2 Type approved date of resolution here