City Council
259 N. Wilma Avenue
Ripon, CA 95366
MEMO
To: Honorable City Council
From: Spencer Schroen, Associate Civil Engineer
Date: 04/23/2026
Subject: W. Ripon Road Overlay Project
RECOMMENDED ACTION:
Award the contract for the West Ripon Road Overlay Project to Knife River Construction in the not to exceed amount of $342,852.00 and authorize staff to proceed (funding source: Street and Road Reconstruction Fund).
BACKGROUND:
West Ripon Road is an important arterial roadway that carries a high volume of daily traffic.
The segment of West Ripon Road between Jack Tone Road and South Highland Avenue has experienced significant degradation caused by aging materials and prolonged use.
The purpose of the West Ripon Overlay Project is to restore the integrity of West Ripon Road between Jack Tone Road and City limits located near South Highland Avenue by completing the following improvements:
Two-inch grind and overlay
Deep lift asphalt reconstruction where failure has occurred Thermoplastic striping
DISCUSSION:
On April 1, 2026, bids for the W. Ripon Road Overlay Project were opened. Four (4) bids were received as summarized below:
Consolidated Engineering $340,060.00
Knife River Construction $342,852.00
Dirt Dynasty $369,435.00
Tom Mayo Construction $369,920.00
City staff has reviewed the bids and found the apparent lowest bidder, Consolidated Engineering to be noncompliant with the material terms of the Invitation to Bid1 . Therefore, Knife River
Construction was found to be the lowest responsive bidder. The Contractor has submitted the bid bond and all required documents.
FISCAL IMPACT:
The total cost of construction for the W. Ripon Road Overlay Project is $342,852.00 and will be funded through the Street and Road Reconstruction Fund, which has a balance of $2,104,590.09
1 Consolidated Engineering’s Bid Proposal did not include a complete list of subcontractors and therefore did not comply with the material terms of the Invitation to bid.