This Subcontract opportunity from Virginia was posted on September 25, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Sanitary Sewer Bypass Specialist

Closed

State & Local

Submission Closed10/23/2026, 04:30:00 PM EDT

Contract Overview

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

Active Opportunities Like This One

NAICS: 237990

New

Request for Quote for The Recharge Master Plan Update at Montclair Basin

Solicitation # request-quote-recharge-master-plan-update-montclair-basin

Bosco Constructors, Inc. is requesting quotes from certified and qualified DBE, SBA, and MBDA subcontractors and suppliers for the Recharge Master Plan Update at Montclair Basin in California. The scope of work involves improvements to Basin 2 and Basin 3, specifically requiring services for mobilization, water control, bypass and dewatering, the installation of inlet and outlet structures, diversion piping, valves, fittings, riprap, grading, backfill, restoration, and general cleanup. This solicitation is set aside for various small business categories, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. Interested parties must submit their responses by November 23, 2026. Primary coordination for this project is handled by Rafael Fonseca Jr.

Bosco Constructors, Inc.

POSTED

DEADLINE

Imperial Irrigation District – East Highline Reservoir

Solicitation # imperial-irrigation-district-east-highline-reservoir

Granite Construction Company is seeking quotes for the Imperial Irrigation District East Highline Reservoir project located in California. This solicitation is specifically open to qualified socioeconomic firms, including certified Small Business, Women-Owned Small Business, Minority Business, and Disadvantaged Business Enterprises. The scope of work is extensive, covering a wide array of materials and services such as crushed stone, sand, gravel, concrete, reinforcing steel, and lumber, as well as specialized labor for clearing, grading, excavation, erosion control, and electrical signals. Additional requirements include professional services for environmental consulting, materials testing, and land surveying, along with a comprehensive need for various trucking and equipment rentals including bottom dump, flat bed, and water trucks. Interested parties must submit their responses by December 2, 2026. Primary inquiries and submissions should be directed to Andrew Burk at Granite Construction Company.

Granite Construction Company

POSTED

DEADLINE

ADVANCE NOTICE: Rail Modernization Program

Solicitation # WMATA-0000010871

The Washington Metropolitan Area Transit Authority has issued an advance notice for the Rail Modernization Program under solicitation number WMATA-0000010871. This solicitation is categorized under NAICS code 237990, which pertains to other heavy and civil engineering construction. The notice was posted on November 13, 2026, and the deadline for responses is set for September 30, 2027. Interested parties can find further details and manage bids through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

DEADLINE

Carroll Creek Stream Restoration - CIP# 350007 (MWBE Goals)

Solicitation # IFB-27-11

The Carroll Creek Stream Restoration project (CIP# 350007), issued by the City of Frederick, Maryland under solicitation IFB-27-11, is a comprehensive construction effort located near Old Gas House Pike. The scope of work includes in-stream structure installation, floodplain bench grading, bank stabilization, and extensive planting. Key technical requirements involve the use of a Stream Restoration Plan, supplemental specifications, and the installation of reinforced soil lifts, riparian seed mixes, and various culverts. The project has an estimated value of approximately 6.88 million dollars and is expected to be completed within 180 days of the Notice to Proceed. Bidders must comply with strict submission requirements via the OpenGov Portal, including a detailed electronic project schedule and a list of three equivalent projects completed within the last four years. The contract emphasizes socioeconomic goals with participation targets of 31 percent for MBE, 11 percent for WBE, and 2 percent for SDVOSB. Financial security is mandated through a 5 percent bid bond, followed by 100 percent performance and materialmen bonds upon award, and a two-year maintenance bond upon final acceptance. Contract administration includes a two-year guarantee on all work and materials, with liquidated damages set at 500 dollars per calendar day for delays beyond the substantial completion date. The City of Frederick reserves the right to withhold payment if the required progress schedule is not submitted. Evaluation for award is based on the vendor's responsiveness to material requirements and their overall responsibility, including technical capability, integrity, and performance record.

POSTED

DEADLINE

Foundation & Site PreparationThis subcontract for Foundation and Site Preparation supports prime contractors on DLA Weapons Support ASC Industrial Plant Equipment projects. The scope of work involves comprehensive ground-level preparation, including the demolition of existing structures, excavation, debris removal, and the application of foundation fill. Additionally, the contractor is responsible for conducting geotechnical surveys to assess soil conditions and delivering certified machine foundations. All operations must strictly adhere to EM 385-1-1 and UFC 3-301-01 standards. The project falls under NAICS code 237990 and is managed by the Department of Defense. Interested parties must submit their responses by the deadline of December 14, 2026.

DLA WEAPONS SUPPORT ASC INDUSTRIAL PLANT EQUIPMENT

POSTED

DEADLINE

Excavation and Detention Pond Construction

LONE STAR COLLEGE SYSTEM

POSTED

DEADLINE

CSP-26-08-06 Kingwood Campus Flood Mitigation Project

Solicitation # CSP-26-08-06

The Lone Star College System has issued Competitive Sealed Proposal CSP-26-08-06 for the Kingwood Campus Flood Mitigation Project. The primary objective is to protect ten campus buildings previously damaged by Hurricane Harvey through the design, construction, and implementation of a new continuous structural flood wall, passive flood gates, and new site detention measures for stormwater management. The scope of work is strictly limited to the site and excludes modifications to existing buildings. Key deliverables include a functional flood mitigation system and updated site infrastructure, such as new sidewalks, lighting, and landscaping. All work must comply with approved plans, City of Houston standards, and TCEQ requirements. Proposals are due by January 22, 2027, and will be evaluated using a Best Value procurement method. Scoring is weighted heavily on price (50 points), followed by experience, reputation, and references (20 points), quality of goods and services (10 points), and safety records (5 points). Qualified offerors must provide a detailed cost proposal, a safety record for 2023-2026, and documentation of experience with FEMA-funded and public entity projects. Key personnel, such as the Project Manager or Superintendent, must possess at least 10 years of construction experience, including participation in two flood mitigation projects and one project exceeding 10 million dollars. The contract requires strict adherence to material standards, including ASTM specifications for thin brick, calcium silicate, and granite, with independent laboratory testing required for masonry units. Financial protections include performance bonds for bids over 100,000 dollars and payment bonds for bids over 25,000 dollars. Additionally, the agreement is subject to annual budget appropriations, and vendors must certify compliance with the Davis-Bacon Act, the Buy America Act, and various non-discrimination and critical infrastructure security regulations.

LONE STAR COLLEGE SYSTEM

POSTED

DEADLINE

Wastewater Pumping Station Installation

Department of Economic Development

POSTED

DEADLINE

Wastewater Collection System Installation

Department of Economic Development

POSTED

DEADLINE

(RFP) 27-27, Richard Craig Park Athletic Complex Renovation

Solicitation # 27-27

Henry County is soliciting proposals for a complete turnkey renovation of the Richard Craig Park Athletic Complex in McDonough, Georgia. The project focuses on modernizing baseball and softball facilities and converting four tennis courts into eight dedicated pickleball courts to enhance public access and support league play and community events. The work is structured in two phases to minimize operational disruptions: Phase One covers the renovation of Fields 1 through 5, while Phase Two includes Fields 6 through 8, the Sunshine League therapeutic field, the concession building, and batting cage improvements. Key technical deliverables include laser grading, drainage improvements, irrigation system replacement, and the installation of certified 419 Bermuda sod and new athletic infield mix. Qualified contractors must hold a valid license from the State Licensing Board for Residential and General Contractors and provide a minimum one-year warranty on all labor and materials. Proposals are due by 3:00 PM on December 17, 2026, and must be submitted via the county's eProcurement portal or delivered in person to the Purchasing Department. Submissions must include a base bid lump sum, a detailed schedule of values, a bid bond of at least 5 percent, and a completed W9 form. The successful bidder will be required to provide 100 percent Performance and Payment Bonds within 15 days of the award. Evaluation is based on a 100-point scoring system, with potential additional points for oral presentations, and all work must strictly adhere to ADA accessibility requirements and OSHA safety standards.

Henry County Board of Commissioners

POSTED

DEADLINE

General Building and CivilsThis subcontract agreement involves the provision of general building and civil engineering services for Northern Trains Limited. The scope of work focuses on supporting prime contractors through the execution of earthworks, concrete pouring, structural repairs, and general masonry to deliver completed civil works and structural building components. The contract is categorized under NAICS code 237990 and was posted on November 13, 2026. It establishes a framework for specialized construction activities essential to the infrastructure projects managed by Northern Trains Limited.

Northern Trains Limited

POSTED

DEADLINE

Storm Drainage and Utility Infrastructure

W2SD Endist Baltimore

POSTED

about 9 hours ago

DEADLINE

in 21 days

AI Contract Overview

This subcontract for the County of Fairfax in Virginia involves the installation and operation of a sanitary sewer force main bypass system for the Dead Run at Georgetown Pike project. The selected specialist will be responsible for managing flow diversion to ensure continuous service, protecting existing infrastructure during restoration, and performing detailed CCTV inspections of the force main using robotic cameras. The scope of work requires the use of high-capacity bypass pumps and temporary piping to deliver a fully operational bypass system and comprehensive inspection reports. Interested parties must respond by October 23, 2026, under NAICS code 237990.

General Info

Fairfax County subcontract for Dead Run sanitary sewer bypass installation and CCTV inspections.

Agency

Virginia → County of Fairfax

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

Fairfax County, VA, USA

Set-Aside

NONE

Documents

This scope was carved out of SD-000031-230.

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

View the prime solicitation

INVITATION TO APPLY FOR PRE-QUALIFICATION FOR DEAD RUN AT GEORGETOWN PIKE

AI Contract Breakdown

Uniform Contract Format

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Timeline

PhaseClosed

PostedSep 25

subcontract

Response DeadlineOct 23

Deadline has passed

Submission Closed

10/23/2026, 04:30:00 PM EDT

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Organization & Contact Information

AgencyVirginia → County of Fairfax

ContactsNo contacts available

OfficeN/A

Organization / AgencyVirginia → County of Fairfax

Office AddressN/A

ContactsNo contact information available

Full Description

Installs and operates a sanitary sewer force main bypass system for prime contractors on the Dead Run at Georgetown Pike project. Performs CCTV inspection of the force main, manages flow diversion for continuous service, and protects existing infrastructure during restoration. Uses high-capacity bypass pumps, temporary piping, and CCTV robotic cameras. Delivers an operational bypass system and completed inspection reports.