Kern County PlanetBids #25052

Kern County State Route 43 and 7th Standard Road Roundabout Construction

Kern County is seeking a contractor to build a roundabout and associated roadway improvements at State Route 43 and 7th Standard Road in the Bakersfield area. - Government buyer: County of Kern, California — Public Works Department. Caltrans District 6 and the City of Shafter are identified in the project plans. - Project scope: Roundabout construction, roadway widening and excavation, asphalt and concrete paving, curbs, sidewalks, driveways and ramps, drainage and an infiltration basin, lighting, signs, pavement markings, fencing, landscaping, erosion controls, and staged traffic control. The work also includes removal and adjustment of existing infrastructure. - OEMs and vendors: No OEMs, manufacturers, or vendors are named; materials are specified by type and bid-item code. - Notable quantities: 11,200 tons of Type A hot-mix asphalt; 7,330 cubic yards of Class 2 aggregate base; 18,584 cubic yards of roadway excavation; 220 linear feet of 18-inch and 330 linear feet of 24-inch reinforced concrete pipe; 99,700 square feet each of hydromulch, straw, hydroseed, and material incorporation; and one each of a lighting system and traffic monitoring station system. - Key requirements: Complete the work within 110 working days, including plant establishment, with the start tied to the contract’s stated work-day commencement. The project is federally funded in whole or in part and includes prevailing-wage, Buy America, environmental, safety, water-pollution-control, and traffic-access requirements. Contractor licensing classifications listed are A, C-8, C-10, C-12, C-31, C-42, C-50, and C-61; bid security is 10%, and liquidated damages are $2,000 per day. - Estimated project value: $10,770,429.

Description

Kern County Public Works is soliciting sealed bids for construction of the State Route 43 and 7th Standard Road roundabout. Work includes paving hot mix asphalt and concrete pavement, cold planing asphalt concrete, constructing curbs, gutters, sidewalks and driveways, installing roadside signs and luminaires, adjusting sanitary manholes, drainage improvements and fencing, and applying hydroseed. The work must be completed within 110 working days, with contractor working days beginning March 1, 2027. Bids are due December 2, 2026, at 11:00 a.m.; the estimated value is $10,770,429.

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