This Subcontract opportunity from California was posted on June 8, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Drainage System Installation

Closed

State & Local

Submission Closed07/14/2026, 12:00:00 AM PDT

Contract Overview

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

Active Opportunities Like This One

NAICS: 237110

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26350 Lynchburg, VA - CSO 70 Sewer Improvements

Solicitation # 2027-027

Cleary Construction is soliciting quotations from certified Disadvantaged Business Enterprises (DBEs) for the City of Lynchburg CSO 70 Sewer Improvements project in Virginia. This solicitation, identified as IFB 2027-027, is open to various small business set-asides, including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone certified firms. Interested parties must submit their responses by December 4, 2026. The scope of work involves comprehensive sewer installation and infrastructure improvements. Key technical requirements include the open cut installation of sanitary sewers using PVC pipes ranging from 6 to 30 inches and DIP pipes from 18 to 24 inches. The project also requires the installation of standard and doghouse manholes, drop assemblies, a CSO regulator fit out, and 24-inch diameter DIP sewer trenchless crossings with associated launch and receiving shafts. Additional project deliverables include the implementation and maintenance of a Stormwater Pollution Prevention Plan (SWPPP), geotechnical instrumentation and monitoring, and the maintenance of flows and bypass for all pipes and manholes. General requirements also encompass clearing and grubbing of wooded areas, seeding, fine grading, and the procurement of specific railroad insurance.

Cleary Construction, Inc.

POSTED

DEADLINE

Morgans Branch Force Main and Pump Station Improvements

Solicitation # SRP-W-134-0290

The Morgans Branch Force Main and Pump Station Improvements project, solicitation number SRP-W-134-0290, is a construction contract for the City of Belmont, North Carolina, with an estimated value of 16,690,000 dollars. The scope of work involves the construction of 16,435 linear feet of new 20-inch ductile iron force main and extensive upgrades to the Morgans Branch Pumping Station. Key deliverables include the installation of a new wet well, valve vault, pumps, a generator, and odor control equipment, as well as the demolition of existing pumps and piping. Additional requirements include site improvements, stormwater facilities, fencing, and the installation of new gravity sewers and manholes. The contract will be awarded to the responsible bidder submitting the lowest responsive bid, with evaluation focusing on qualifications, financial ability, and strict adherence to bidding documents. Bidders must provide bid security, evidence of authority to sign, and M/WBE compliance documentation, including a Good Faith Efforts Form and Table A. The successful contractor is required to furnish performance and payment bonds equal to the contract price and maintain insurance from companies with an A.M. Best rating of A-VII or better. Project administration follows EJCDC standards, with payments processed monthly via applications for payment submitted to the Engineer, and final acceptance contingent upon the Engineer's written recommendation.

Don Moorhead Construction, Inc.

POSTED

DEADLINE

Wellhead Treatment Improvement PS102A

Solicitation # wellhead-treatment-improvement-ps102a

The City of Fresno is seeking proposals for the Wellhead Treatment Improvement PS102A project located in Fresno, California. This solicitation, managed by W.M. Lyles Co. under contract number 12700259, falls under NAICS code 237110 for heavy and civil engineering construction. Interested parties must submit their responses by the deadline of November 17, 2026. This opportunity is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, and Women-Owned Small Businesses, as well as SAM.gov designated Small Disadvantaged Businesses. Primary inquiries and submissions should be directed to Scott Fults via the provided contact information for W.M. Lyles Co.

POSTED

DEADLINE

Machado Wastewater Treatment Facility (WWTF) Upgrade and Expansion

Solicitation # machado-wastewater-treatment-facility-wwtf-upgrade-expansion

The Machado Wastewater Treatment Facility Upgrade and Expansion project involves the modernization of an existing facility in California. The primary scope of work includes replacing the current pond-based process with a membrane bioreactor system. A critical requirement of the contract is the maintenance of continuous treatment operations throughout the construction, commissioning, testing, and final acceptance phases. This solicitation is issued by Specialty Construction, Inc. and is set aside specifically for small businesses under NAICS code 237110. Interested parties must submit their responses by the deadline of December 4, 2026. Primary points of contact for this opportunity are Tom Seidel and Sheri Shambli.

Specialty Construction, Inc.

POSTED

DEADLINE

Jefferson St. Pump Station Replacement

Solicitation # ITB-2026141

The Jefferson Street Pump Station Replacement project for the City of Winchester, Virginia, involves the construction of a new pump station featuring a precast concrete building, controls, and a standby generator. The scope of work includes site electrical, yard piping, security fencing, grading, paving, the relocation of an existing fuel tank, and the demolition of existing facilities. All work must be completed within 610 calendar days following the Notice to Proceed, with liquidated damages set at 1,000 dollars per day for delays. The project is governed by VDOT 2020 Road and Bridge Specifications and the City of Winchester Standards Manual, with strict adherence to OSHA and ADA requirements. WG Construction is seeking MBE/WBE subcontractor participation for paving, material supply, site development, fencing, MEP, roofing, and carpentry. Bids are due by 2:00 pm on November 12, 2026, via the City's e-Procurement Portal. The contract will be awarded to the lowest responsive and responsible bidder. Requirements for bidders include registration in the Commonwealth of Virginia, submission of a bid guarantee, and the provision of performance and payment bonds equal to 100 percent of the contract amount. Additionally, the project is subject to Davis-Bacon wage determinations and requires compliance with various federal executive orders regarding non-discrimination and the use of American Iron and Steel.

WG Construction Co., Inc.

POSTED

DEADLINE

Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Contract K-27-2470-DBB-3-C

Solicitation # K-27-2470-DBB-3-C

Flatiron Dragados Constructors, Inc. is soliciting bids for the Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A, Project No. K-27-2470-DBB-3-C, for the City of San Diego. This CASRF and EPA funded project in California seeks quotes from subcontractors and suppliers for a wide range of scopes, including aggregate and pipe supply, asphalt paving, electrical work, minor concrete, surveying, and landscaping. The solicitation is set aside for SBA certified Women-Owned Small Businesses and encourages Disadvantaged Business Enterprise participation. Bids must be submitted via email or fax by December 3, 2026, and must remain valid for 120 days. All subcontractors are required to hold a valid California contractor license and be registered with the California Department of Industrial Relations. The project is subject to a Project Labor Agreement and specific insurance requirements. Additionally, the prime contractor reserves the right to require payment and performance bonds equal to 100 percent of the contract value, with actual bond premium costs reimbursable up to 3 percent.

Flatiron Dragados Constructors, Inc.

POSTED

DEADLINE

Greenfield Wastewater Treatment Plant Upgrade Project

Solicitation # greenfield-wastewater-treatment-plant-upgrade-project-0

The City of Greenfield is seeking bids for the Greenfield Wastewater Treatment Plant Upgrade Project, identified as contract number 2026-03. Located in Monterey, California, this solicitation is managed by Anderson Pacific Engineering Construction, Inc. under NAICS code 237110. The project is specifically set aside for various small business categories, including SBA certified Women-Owned Small Businesses, HUBZone Small Businesses, SAM.gov designated Small Disadvantaged Businesses, and Department of Transportation Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 10, 2026. For further inquiries or submission details, the primary point of contact is the Estimating Department at Anderson Pacific Engineering Construction, Inc., reachable via email at [email hidden] or by phone at [phone hidden].

Anderson Pacific Engineering Construction, Inc.

POSTED

DEADLINE

Machado WWTF Upgrade and Expansion

Solicitation # machado-wwtf-upgrade-expansion

The Machado WWTF Upgrade and Expansion project is a solicitation for construction services located in San Miguel, San Luis Obispo, California. Managed by the San Miguel Community Service District under contract number EJCDC C-111, the project focuses on the upgrade and expansion of the Machado Wastewater Treatment Facility. The solicitation is being handled by Cushman Contracting Corporation, with Melia Raj serving as the primary point of contact. This opportunity falls under NAICS code 237110 for water and sewer line construction. Interested parties must submit their responses by the deadline of November 20, 2026. The project is open for bidding, and further details regarding the scope of work and submission requirements can be accessed through the provided procurement links.

Cushman Contracting Corporation

POSTED

DEADLINE

NTUA - Tuba City WWTP Improvements (NTUA-2026), Tuba City, AZ

Solicitation # ntua-tuba-city-wwtp-improvements-ntua-2026-tuba-city-az

GSE Construction Co., Inc. is soliciting quotes from subcontractors and suppliers for the NTUA Tuba City WWTP Improvements project in Tuba City, Arizona. The scope of work is extensive, encompassing the construction of headworks, an influent pump station, aeration basins, blower and dewatering buildings, UV disinfection, and an administration building. Additionally, the project requires expertise in electrical and SCADA systems, yard piping, and general sitework. This solicitation is specifically set aside for SBA certified Women-Owned Small Businesses, SAM.gov designated Small Disadvantaged Businesses, and Department of Transportation Disadvantaged Business Enterprises. Interested parties must submit their responses by November 24, 2026. Primary inquiries and submissions should be directed to Michael Demissie via the estimating department at GSE Construction Co., Inc.

GSE Construction Co., Inc.

POSTED

DEADLINE

Magruder Mercury Interceptor Force Main Replacement – Section B (YR010520/VCWRLF)

Solicitation # magruder-mercury-interceptor-force-main-replacement-section-b-yr010520vcwrlf

The Magruder Mercury Interceptor Force Main Replacement Section B project involves the installation of approximately 4,480 linear feet of Ductile Iron pipe, consisting of 220 feet of 24-inch and 4,260 feet of 30-inch piping. The scope of work includes two trenchless crossings, the replacement of a meter vault and site yard piping at the Langley Circle Pump Station, and the abandonment of the existing 30-inch force main. Work will be performed across two primary areas in Virginia, specifically around the Langley Circle Pump Station and along Mercury Boulevard. This solicitation is issued by Garney Companies, Inc. and is set aside for Small Businesses, including SBA certified Women-Owned Small Businesses and Disadvantaged Business Enterprises. The project falls under NAICS code 237110. Interested parties must submit their responses by the deadline of November 10, 2026.

Garney Companies, Inc.

POSTED

DEADLINE

BOZEMAN WATER RECLAMATION FACILITY PHASE 1 IMPROVEMENTS

Solicitation # bozeman-water-reclamation-facility-phase-1-improvements

Prospect Construction, Inc. is seeking pricing for the Bozeman Water Reclamation Facility Phase 1 Improvements project located in Montana. The solicitation covers a wide range of construction scopes, including aggregate, electrical, paving, concrete, landscape and seeding, construction survey, testing and inspection, traffic control, metal fabrications, industrial coatings, and rough carpentry. Bidders must comply with AIS, Montana CGR, and Prevailing or Davis Bacon Wage requirements. The response deadline for this solicitation is November 19, 2026. This opportunity is specifically open to small businesses, including certified Veteran-Owned, Service-Disabled Veteran-Owned, Women-Owned, and HUBZone small businesses. Prospect Construction, Inc. encourages submissions from SBEs and DBEs and is open to contracting with multiple firms for larger scopes of work to support these entities.

PROSPECT CONTSTRUCTION, INC.

POSTED

DEADLINE

MWWTP Secondary Reactors Rehabilitation, Phase 2

Solicitation # mwwtp-secondary-reactors-rehabilitation-phase-2-0

The MWWTP Secondary Reactors Rehabilitation, Phase 2 project is a solicitation for construction services located in Oakland, California, for the East Bay Municipal Utility District. Managed by Anderson Pacific Engineering Construction, Inc. under contract number SD-462, the work falls under NAICS code 237110. The project is specifically set aside for Small Businesses, including SBA certified Women-Owned Small Businesses, SAM.gov designated Small Disadvantaged Businesses, and Department of Transportation Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 18, 2026. The solicitation was officially posted on November 7, 2026. For further inquiries or submission details, the primary point of contact is the Estimating Department at Anderson Pacific Engineering Construction, Inc.

Anderson Pacific Engineering Construction, Inc.

POSTED

about 3 hours ago

DEADLINE

in 10 days

AI Contract Overview

This contract involves the installation or improvement of stormwater drainage systems, including components such as culverts, catch basins, and piping. It is classified under NAICS code 237110, indicating it falls within the construction of highways, streets, and bridges. The contract is a subcontract opportunity issued by the California Department of Transportation with a posting date of June 8, 2026, and a response deadline set for July 14, 2026. Although specific location details and points of contact are not provided, the work is intended to support the infrastructure managed by the California Department of Transportation. The scope focuses on enhancing stormwater drainage capacities to manage runoff effectively and reduce flooding risks. This opportunity is critical for contractors specializing in civil infrastructure and drainage system installations. No set-aside type or target subcontractor group is specified, allowing a broad range of eligible contractors to participate. The contract highlights infrastructure investment aimed at improving environmental management and transportation system resiliency within the state of California.