City Council Agenda
Memo to:
Manteca City Council
From:
Michael Selling, Assistant Director of Engineering/City Engineer
Prepared by:
Beshoy Demyan, Senior Engineer;
Somporn Boonsalat, Deputy Director of Engineering
Date:
March 3, 2026
Subject:
Approve Professional Services Agreement for the Project Approval and Environmental Document phase for the SR120/Airport Way and SR120/Main Street Diverging Diamond Interchange Projects and Approve a Budget Appropriation from the Public Facilities Implementation Plan (Fund 590) for CIPs 23031 and 23032
Recommendation:
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Adopt a resolution approving an Professional Services Agreement with Mark Thomas and Company, Inc. for the Project Approval and Environmental Document phase for the State Route 120 & Airport Way Diverging Diamond Interchange Project (CIP 23031) and the State Route 120 & Main Street Diverging Diamond Interchange Project (CIP 23032) for an amount not to exceed $3,600,000; Approve a Budget Appropriation of Public Facilities Implementation Plan Transportation funds (Fund 590) totaling $600,000 ($300,000 each) to CIPs 23031 and 23032; 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 ("City"), in cooperation with the California Department of Transportation (Caltrans), and the San Joaquin Council of Governments (SJCOG), proposes to develop two new Diverging Diamond Interchanges ("DDI") at SR120/Airport Way and SR120/Main Street ("Projects"). The proposed Projects will widen the current two-lane overcrossings to six lanes with a raised median using a DDI design. A grade-separated Ribbon Path is also proposed to enhance bicycle and pedestrian access.
On March 2, 2023, the City approved Cooperative Agreements C-23-051 and C-23-052 with SJCOG allowing for disbursement of $500,000 in Measure K grant funding earmarked for regional congestion relief projects. Additionall...
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