Rip-Rap Installation & Erosion Control

The contract entails the supply and installation of rip-rap for erosion protection at drainage outfalls within the City of Corona, California, requiring comprehensive site preparation, grading, and precise placement of materials in full compliance with both city and state regulatory standards. Work must ensure long-term stability of drainage infrastructure by mitigating erosion risks through properly engineered rock placement, with all activities aligned to local environmental and civil engineering specifications. Execution of this subcontract is focused exclusively on the specified location in Corona, with no alternative performance sites permitted. The project falls under NAICS code 237990, indicating it is categorized as other heavy and civil engineering construction, and it is not subject to any formal set-aside provisions. The contract was posted on July 6, 2026, and all work must be completed according to the technical and procedural requirements outlined by municipal authorities to ensure public safety and infrastructure integrity.