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HDPE Inverted Siphon Maintenance

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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 the California State Lands Commission involves specialized maintenance and cleaning of a triple barrel HDPE inverted siphon located under a riverbed in Oakdale. The scope of work includes debris removal, pressure testing, and structural inspections of the High-Density Polyethylene system to ensure operational integrity. The contractor is responsible for supporting prime contractors on projects involving sovereign land and must deliver a comprehensive siphon flow and integrity report along with a cleaning certification. This project falls under NAICS code 237110 and was posted on July 7, 2026.

General Info

Subcontract for maintenance, cleaning, and structural inspection of HDPE siphons in Oakdale, California.

Agency

California State Lands Commission

NAICS

237110 - Water and Sewer Line and Related Structures ConstructionView NAICS

Place of Performance

Oakdale, CA

Set-Aside

NONE

Documents

This scope was carved out of Issuance of General Lease Public Agency Use Lease 5221.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

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Timeline

PostedJul 7

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Organization & Contact Information

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AgencyCalifornia State Lands Commission

ContactsNo contacts available

OfficeN/A

Organization / Agency

California State Lands Commission

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs specialized maintenance and cleaning of a triple barrel HDPE inverted siphon for prime contractors on City of Oakdale projects involving California State Lands Commission sovereign land. Performs debris removal, pressure testing, and structural inspection of the High-Density Polyethylene (HDPE) siphon under the riverbed. Delivers siphon flow/integrity report and cleaning certification.

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