Stream Crossing Installation & Modification

This subcontract for Stream Crossing Installation and Modification involves the modification of Class II and Class III watercourses for prime contractors on CDFW streambed alteration projects located in Humboldt County, California. The scope of work includes installing culverts or bridges, performing stream diversion and bed stabilization, and modifying watercourse channels to ensure the maintenance of fish and wildlife passage. These operations utilize heavy excavation equipment along with steel or concrete culverts and riprap to deliver stabilized road crossings. The project is managed under the Department of California Forestry and Fire Protection and requires strict adherence to the CDFW Streambed Alteration Agreement and CEQA findings. Classified under NAICS code 237310, the contract focuses on specialized civil engineering and construction to meet environmental and regulatory standards for watercourse modification.