City Council Agenda
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Memo to: |
Manteca City Council |
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From: |
Jose Jasso, Assistant City Manager / Interim Director of Public Works |
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Prepared by: |
George Montross, Deputy Director of Public Works / Water Resources |
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Date: |
October 21, 2025 |
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Subject: |
Award Construction Contract to Diede Construction, Inc. for the Wastewater Quality Control Facility Breakroom and Operator Control Room Remodel Project - CIP 24047 |
Recommendation:
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Adopt a resolution determining Diede Construction, Inc. to be the lowest responsive and responsible bidder for the Wastewater Quality Control Facility (WQCF) Breakroom and Operator Control Room Remodel Project (CIP 24047), awarding the construction contract to Diede Construction, Inc. in the amount of $1,909,000 and approving a project construction contingency not-to exceed $190,900 (10%), for a total construction budget of $2,099,900; and authorizing the City Manager or designee to take all appropriate actions necessary to carry out the purpose and intent of the resolution
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Background:
The City of Manteca WQCF, located at 2450 West Yosemite Avenue, has an existing breakroom which is undersized for this growing division. The remodel project includes the conversion of an existing storage building into a multipurpose breakroom and training room with an accessible restroom addition as well as the renovation of the existing breakroom into the plant operation control room. Exterior improvements include a concrete patio with a metal canopy and improvements to the accessible path of travel.
On August 19, 2025, City Council authorized a Call for Construction Bids and approved the Plans, Specifications and Estimate for this Project.
Two bids were received and opened on September 24, 2025:
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Company |
Total Bid: |
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Diede Construction, Inc. |
$1,909,000 |
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C. Overaa and Company |
$2,236,000 |
The low bid was within the staff’s expected cost range and recommends accepting the total bid.
Fiscal Impact:
Staff recommends Council approve awarding the project to Diede Construction, Inc. in the amount of $1,909,000 and project construction contingency of $190,900 (10%) for a total not-to-exceed amount of $2,099,900 in Fund 640 Sewer Operation and Maintenance.
There is sufficient funding in the Fiscal Year 2025-26 Capital Improvement Program Wastewater Quality Control Facility (WQCF) Breakroom and Operator Control Room Remodel Project (CIP 24047) in Fund 640 Sewer Operation and Maintenance for this recommendation.
Documents Attached:
1. Attachment 1 - Resolution
2. Attachment 2 - Agreement for Construction
3. Attachment 3 - Vicinity and Location Map