This Subcontract opportunity from South Carolina was posted on June 5, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Graded Aggregate Base Course Installation

Closed

State & Local

Submission Closed07/01/2026, 01:00:00 PM EDT

Contract Overview

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

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NAICS: 238990

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MAIN WASTEWATER TREATMENT PLANT SECONDARY REACTORS REHABILITATION,PHASE 2, SPECIFICATION SD-462

Solicitation # main-wastewater-treatment-plant-secondary-reactors-rehabilitationphase-2-specification-sd-462

J.F. Shea Construction, Inc. is seeking bids from subcontractors and suppliers for Phase 2 of the Main Wastewater Treatment Plant Secondary Reactors Rehabilitation project located in California. The scope of work is extensive, covering demolition, saw-cutting, concrete coring, hazardous materials handling, AC paving, ready-mix concrete, reinforcing steel, structural steel, miscellaneous metals, waterproofing, access and vault hatches, painting, coatings, equipment, and electrical services. This solicitation is specifically set aside for certified small businesses, including Service-Disabled Veteran Owned, Veteran Owned, Women-Owned, and Disadvantaged Business Enterprises. Interested parties must submit their responses by November 18, 2026. Primary coordination for this opportunity is managed by Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

PURIFIED WATER REPLENISHMENT SAN JACINTO VALLEY ADVANCED WATER PURIFICATION FACILITY SPECIFICATION NO. 1472W

Solicitation # purified-water-replenishment-san-jacinto-valley-advanced-water-purification-facility-specification-0

J.F. Shea Construction, Inc. is seeking bids from qualified DBE subcontractors and suppliers for the Purified Water Replenishment San Jacinto Valley Advanced Water Purification Facility project in San Jacinto, California. The project, owned by the Eastern Municipal Water District, involves a wide array of work items including AC paving, concrete, structural steel, HVAC, electrical, instrumentation, and various interior and exterior finishing trades. Bids are due by November 17, 2026, at 10:00 A.M. Interested parties must adhere to the project plans and specifications, including specific warranty requirements. Potential subcontractors are expected to be bondable, with J.F. Shea offering to cover up to 1% of subcontractor bond costs. Detailed plans and specifications are available for download via the District's PlanetBids procurement portal. Contact for this solicitation is Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

Lead-Based Paint and PCB AbatementThis subcontract for Lead-Based Paint and PCB Abatement involves providing specialized cleanup and off-site disposal services for environmental remediation projects within the Town of Redding. The selected contractor will work under prime contractors to remove contaminated building materials and apply stabilizing encapsulation for lead and PCBs, ensuring all work strictly adheres to TSCA regulations and Sections 13282 and 13284. The primary deliverables include the provision of fully decontaminated surfaces and official disposal certificates. Managed by DAS Procurement for the state of Connecticut under NAICS code 238990, this opportunity requires the contractor to hold specific certifications for the handling of PCBs. The solicitation was posted on November 8, 2026, with a response deadline set for December 7, 2026. Interested parties can find further details through the CTSource Bid Board.

POSTED

DEADLINE

Asbestos-Containing Materials (ACM) AbatementThis subcontract for Asbestos-Containing Materials (ACM) Abatement involves the removal and disposal of asbestos-containing materials for prime contractors working on environmental remediation projects for the Town of Redding. The scope of work specifically includes the removal of pipe insulation and mudded fittings to ensure metal substrates are clean. To maintain safety and regulatory standards, the contractor must utilize negative pressure enclosures featuring HEPA-filtered exhausts with a minimum of four air changes per hour and an inward clean air flow of 100 fpm. The selected provider must hold certification in asbestos abatement and maintain strict compliance with 29 CFR 1910.120. Final deliverables for the project include the provision of asbestos-free surfaces and the submission of all relevant Waste Shipment Records. This opportunity is managed through DAS Procurement for the state of Connecticut, with a response deadline of December 7, 2026.

POSTED

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Elevator Preventative Maintenance and RepairThis subcontract for the City of Seguin involves providing comprehensive elevator preventative maintenance and repair services. The scope of work includes performing scheduled monthly maintenance, routine inspections, and emergency repairs, as well as conducting semi-annual, annual, and five-year load testing using specialized equipment. The selected contractor will be responsible for delivering fully maintained elevator systems and providing the necessary load test certifications. The project requires the contractor to maintain specific insurance coverages, including Workers Compensation, General Liability, Auto, and Errors and Omissions. Interested parties must submit their responses by December 1, 2026. This opportunity falls under NAICS code 238990 and is designed for those capable of supporting prime contractors on various city facility projects.

POSTED

DEADLINE

Boiler Maintenance Renewal, 1/1/23-12/31/23The Department of Energy Office of Science is forecasting a boiler maintenance renewal contract for the period of January 1, 2023, through December 31, 2023. The work is designated under NAICS code 238990 and will be performed in Tennessee. Boiler Supply Company, Incorporated is listed as the incumbent contractor for these services. Administrative oversight for this requirement is managed by Small Business Program Managers David Riley and Chadsey Kittock. This procurement is categorized as a forecast and is listed as another type of set-aside.

POSTED

DEADLINE

Containment Liner InstallationThis subcontract opportunity with the Environmental Protection Agency Region 9 involves the supply and installation of impermeable bottom liners for mine waste containment cells. The selected contractor will support prime contractors on environmental remediation projects by performing critical site preparation, laying and seaming geosynthetic liners, and conducting quality assurance testing to deliver a fully certified bottom liner system. The project is categorized under NAICS code 238990 and is designated as an SBA set-aside. Interested parties must submit their responses by January 5, 2027, in accordance with the solicitation guidelines provided by the agency.

POSTED

DEADLINE

Stone Masonry and Structural WorksThis subcontract for Stone Masonry and Structural Works involves the execution of specialized masonry and the construction of various structures for prime contractors supporting UNESCO projects in the Daudi valley of Bamiyan Province, Afghanistan. The selected provider is responsible for building structures of diverse sizes and types in strict accordance with the drawings and specifications provided by the Engineer. The scope of work is governed by the General Terms and Conditions for Large Scale Works and the specific requirements outlined in Scope of Works Annex VI. The primary objective of the contract is the successful delivery of completed stone masonry structures that meet all technical and organizational standards set by UNESCO.

POSTED

DEADLINE

Shading Structure InstallationThis subcontract involves the design and installation of shading structures for prime contractors working on UNHCR Gedaref Office facility projects located in the Al Fashaga Locality of Sudan. The scope of work focuses on providing environmental protection through the implementation of shading systems utilizing metal frames, shading fabrics, or permanent roofing materials. To ensure quality and compliance, all material samples must be submitted to the UNHCR supervisor engineer for formal approval prior to installation. The final deliverable for this contract is the successful delivery and installation of the completed shading structures.

POSTED

DEADLINE

Perimeter Fence ConstructionThis subcontract involves the installation and rehabilitation of perimeter security fencing for UNHCR Gedaref Office facility projects located in the Al Fashaga Locality of Sudan. The scope of work requires the removal of damaged fencing and the installation of new, secure perimeter barriers using materials such as wire, posts, or panels as specified in the Bill of Quantities. To ensure quality and security, all material specifications must be approved by the UNHCR supervisor engineer. The ultimate objective of the contract is the delivery of a fully functional and secure perimeter fence to protect the designated site.

POSTED

DEADLINE

Pavement Marking and StripingThis subcontract agreement involves the installation of permanent pavement markings for prime contractors on projects managed by the Kansas Turnpike Authority. The scope of work includes the application of 12 inch solid white chevron lines, 6 inch solid yellow edge lines, and 8 inch solid white gore markings. These tasks must be performed using striping trucks and thermoplastic or paint applicators in strict adherence to KDOT and KTA marking standards and project plans. The opportunity is categorized under NAICS code 238990 and was posted on November 7, 2026, with a response deadline of November 10, 2026. Interested parties can find further details through the provided BidExpress solicitation link.

Kansas Turnpike Authority

POSTED

DEADLINE

Permanent Pavement Markings InstallationThis subcontract opportunity involves the installation of permanent mainline pavement markings for prime contractors working on Kansas Turnpike Authority roadwork projects. The selected provider will be responsible for the layout and application of permanent traffic markings on mainline lanes following paving operations, utilizing striping trucks and either permanent pavement marking paint or thermoplastic in strict accordance with KDOT Standard Specifications. The project falls under NAICS code 238990 and requires the delivery of completed permanent mainline pavement markings. Interested parties should note the tight response window, with the solicitation posted on November 7, 2026, and a response deadline of November 10, 2026.

Kansas Turnpike Authority

POSTED

1 day ago

DEADLINE

in 1 day

AI Contract Overview

This contract involves the supply and installation of an 8-inch graded aggregate base course covering over 16,000 square yards. It is issued as a subcontract opportunity by Chesterfield County in South Carolina, targeting firms qualified under NAICS code 238990. The work focuses on preparing a stable base layer, essential for supporting pavement or construction projects, requiring precise grading and compaction of the aggregate material. The solicitation was posted on June 5, 2026, and responses are due by July 1, 2026. While specific location details and points of contact are not provided, interested contractors can access further information through the South Carolina Business Opportunities online portal. This contract presents an opportunity for subcontractors experienced in base course installation within the construction sector, emphasizing quality material supply and proper placement over a substantial project area.

General Info

Supply and install 8-inch graded aggregate base course over 16,000 square yards, subcontract opportunity.

Agency

South Carolina → Chesterfield County

NAICS

238990 - All Other Specialty Trade Contractors

Place of Performance

SC, USA

Set-Aside

NONE

Documents

This scope was carved out of 01-26/27.

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

View the prime solicitation

Health Care Services for Chesterfield County Detention Center

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Timeline

PhaseClosed

PostedJun 5

subcontract

Response DeadlineJul 1

Deadline has passed

Submission Closed

07/01/2026, 01:00:00 PM EDT

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Organization & Contact Information

AgencySouth Carolina → Chesterfield County

ContactsNo contacts available

OfficeN/A

Organization / AgencySouth Carolina → Chesterfield County

Office AddressN/A

ContactsNo contact information available

Full Description

Supply and placement of 8-inch graded aggregate base course over 16,000 square yards.

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