Culvert Replacement and Pipeline Installation

The contract involves replacing a 24-inch corrugated metal culvert with a 30-foot high-density polyethylene pipeline, encompassing all necessary site preparation, excavation, pipeline installation, backfilling, and compaction to ensure structural integrity and proper drainage function. The work must comply with industry standards for pipeline material performance, soil stabilization, and environmental protection, with the project location specified as zip code 94513 in California. The scope requires precise engineering practices to minimize disruption and ensure long-term durability of the new HDPE pipeline under expected load and environmental conditions. This subcontract is issued under NAICS code 237110, indicating it falls within the water and sewer line and related structures construction category, and is administered by the East Bay Municipal Utility District in California. The contract was posted on July 7, 2026, and must be performed at the designated place of performance in accordance with local regulatory and construction requirements. While specific performance timelines, payment terms, or bonding requirements are not detailed here, the project demands qualified contractors with experience in pipeline replacement, heavy excavation, and compaction techniques to meet the district’s infrastructure standards.