This Government Contract opportunity from California was posted on May 19, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Landfill Geotechnical Engineering & Liner Monitoring

Closed

State & Local

Submission Closed06/16/2026, 09:00:00 PM UTC

Contract Overview

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

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NAICS: 541620

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AI Contract Overview

This contract involves providing specialized geotechnical engineering services focused on landfill liner systems. The scope includes analyzing and designing liners to ensure slope stability, minimize settlement, and control seepage. Additionally, the contractor will be responsible for monitoring the installation quality and conducting long-term performance evaluations to ensure the landfill’s structural integrity and environmental safety. Issued by OC Waste & Recycling in California, this subcontract opportunity falls under the NAICS code 541620, which pertains to environmental consulting services. The solicitation was posted in May 2026, with a response deadline in mid-June 2026. Although specific location details and points of contact are not provided, the procurement is publicly accessible via the OC government’s online portal. The contract emphasizes quality assurance and control throughout the installation and ongoing monitoring phases.

General Info

Provide geotechnical engineering for landfill liners, ensuring stability, seepage control, installation, and monitoring.

Agency

California → OC Waste & RecyclingView Agency

NAICS

541620 - Environmental Consulting ServicesView NAICS

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of RFQ 299-3041304-AA.

The full solicitation package (3 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Qualified Vendor List for A-E Task Order Contracts for Landfill Services

AI Contract Breakdown

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Timeline

PhaseClosed

PostedMay 19

subcontract

Response DeadlineJun 16

Deadline has passed

Submission Closed

06/16/2026, 09:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → OC Waste & Recycling

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → OC Waste & Recycling

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Provide geotechnical analysis, design, and monitoring of landfill liner systems including slope stability, settlement, and seepage control. Perform QA/QC on liner installation and long-term performance.