Backfilling and Compaction Services

The contract requires the execution of controlled backfilling operations behind a retaining wall, ensuring all materials used are pre-approved and placed in engineered lift layers to achieve proper compaction standards. The work must strictly adhere to specified engineering requirements to guarantee structural integrity and long-term stability of the retaining wall system. Materials and compaction methods will be subject to verification and compliance checks to ensure alignment with project specifications. This subcontract is issued by the Town of Carlisle under the Massachusetts agency CRLSE, with performance located at Westford Street in Carlisle, ZIP code 01741. The solicitation, classified under NAICS code 238910 for other heavy and civil engineering construction, was posted on August 4, 2026, with responses due by September 2, 2026. The opportunity is open for bidding without any set-aside provisions, and all work must be completed in accordance with the technical and procedural guidelines dictated by the agency.