01-0L3804 Rdwy Excavation, Place HMA and HFST, Install APC and Concrete Barrier

The California Department of Transportation (Caltrans) is soliciting sealed bids for roadway excavation, placement of Hot Mix Asphalt and High Friction Surface Treatment, installation of an Adaptive Portable Crash Cushion, and concrete barrier installation on Route 101 in Mendocino County under Contract No. 01-0L3804, with bids due December 8, 2026 at 2:00 p.m. via Bid Express. This is a federal-aid project subject to prevailing wage requirements and Buy America provisions for iron, steel, manufactured products, and construction materials.

Bidders must hold either a Class A or Class C-12 California contractor license. The work extends approximately 0.7 miles of highway from 0.2 miles north of Ridgewood Ranch Road to 0.4 miles south of Black Bart Road, about 8 miles south of Willits. The 131 bid items include 43,300 cubic yards of roadway excavation, 8,480 tons of Hot Mix Asphalt Type A, 13,700 square yards of High Friction Surface Treatment, 3,150 linear feet of Type 60M concrete barrier, and temporary traffic control, erosion control, and stormwater pollution prevention work. Contractors must complete the primary work scope within 95 to 135 working days and permanent erosion control establishment work within 250 working days.

The estimated project cost is $13.7 million. Bidders must submit security equal to at least 10 percent of their bid amount. The contractor must designate an on-site safety representative holding Cal/OSHA 30-hour training and one of several specified professional safety certifications. Environmental compliance requirements include submission of environmental product declarations for Hot Mix Asphalt and concrete materials within 30 days of initial placement and compliance with aerially deposited lead, naturally occurring asbestos, and water quality certification standards from the California Regional Water Quality Control Board. The contract requires automated machine guidance technology using global navigation satellite systems for earthwork. Prevailing wage rates as determined by the California Department of Industrial Relations apply. Contractors must pay subcontractors within 7 days of progress payment receipt and other entities within 30 days, with monthly reporting to Caltrans.