Neighborhood Traffic Calming Project

The Neighborhood Traffic Calming Project (Bid #P.W. 282-19C) is a solicitation by the City of Antioch, California, for the installation of 13 speed hump systems, roadside signage, and thermoplastic striping. The project covers multiple locations, including Sunset Drive, East Tregallas Road, Wildflower Drive, Madill Street, D Street, East 19th Street, Sunset Lane, and Candlewood Way. The estimated construction cost is $260,000. The scope of work includes mobilization, cold plane pavement, asphalt concrete, and the removal and relocation of existing facilities, all conforming to California standards. Sealed bids are due by 2:00 P.M. on August 25, 2026, and will be awarded to the lowest responsive and responsible bidder. A critical requirement for award is that all contractors and subcontractors must be registered with the Department of Industrial Relations. Bidders must provide a bid guaranty of at least 10 percent of their total bid price, and the successful awardee must furnish performance and payment bonds for 100 percent of the contract value. The period of performance is 60 days from the Notice to Proceed, with work commencing within 10 calendar days of that notice and completion required within 45 working days. The contractor is also required to correct any defective work discovered by the City for two years following the date of acceptance.