Dam Penetration Filling and Grouting Services

This subcontract for the California Department of Water Resources involves the filling and sealing of three existing penetrations located near the bottom of the San Dieguito Dam. The scope of work focuses on the area between buttresses 11 and 12, where the contractor will prepare the penetrations and utilize grouting pumps and mixers to inject specialized concrete or grout. The primary objective is to perform minor structural alterations to ensure a watertight seal and achieve verified leakage mitigation. The project is classified under NAICS code 237990 and requires the successful delivery of three fully sealed penetrations.