Retaining Wall and Levee Stabilization

This subcontract for the California State Lands Commission focuses on the structural monitoring and repair of retaining walls and levee areas within the Napa River. The scope of work includes monitoring for cracks or shifting, managing vegetation to prevent breaches, and performing rip-rap placement for levee stabilization. These activities are carried out for prime lessees to ensure a stabilized shoreline and intact retaining walls. The project utilizes heavy equipment for stone placement and specialized geotechnical monitoring tools to maintain structural integrity. Classified under NAICS code 237990, the work is performed in Napa, California. The contract was posted on December 23, 2025, and is managed under the agency's oversight to protect critical infrastructure along the river.