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Earthwork and Pipeline Excavation

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State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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This subcontract for Earthwork and Pipeline Excavation supports water infrastructure projects for the Metropolitan Water District of Southern California in San Jacinto. The scope of work involves performing excavation for prime contractors specifically around the Casa Loma Siphon and San Jacinto Pipeline, with the goal of delivering exposed pipeline sections prepared for rebar and concrete installation. A critical requirement of the project is the implementation of groundwater dewatering via pumping to the riverbed, which necessitates a valid NPDES permit for all groundwater discharges. The contract is categorized under NAICS code 238910 and was posted on April 17, 2026.

General Info

Subcontract for earthwork and pipeline excavation in San Jacinto requiring NPDES dewatering permits.

Agency

Metropolitan Water District of Southern California

NAICS

238910 - Site Preparation Contractors

Place of Performance

San Jacinto, CA, 92583

Set-Aside

NONE

Documents

This scope was carved out of Casa Loma Siphon No. 1 and San Jacinto Pipeline Protection Project.

The full solicitation package (14 documents), including the RFP, is on the prime solicitation, not on this scope.

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Timeline

PostedApr 17

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Organization & Contact Information

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AgencyMetropolitan Water District of Southern California

ContactsNo contacts available

OfficeN/A

Organization / Agency

Metropolitan Water District of Southern California

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs excavation for prime contractors on Metropolitan Water District of Southern California water infrastructure projects. Excavates soil around the Casa Loma Siphon and San Jacinto Pipeline and implements groundwater dewatering via pumping to the riverbed. Requires an applicable NPDES permit for groundwater discharge. Delivers exposed pipeline sections ready for rebar and concrete.

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