This Subcontract opportunity from California was posted on August 2, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Concrete Slab and Foundation Construction

Closed

State & Local

Submission Closed08/31/2026, 04:00:00 PM PDT

Contract Overview

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

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NAICS: 238110

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26_1119 – Robbinsdale-MN

Solicitation # 261119-robbinsdale-mn

Caldwell Tanks, Inc. is seeking subcontractors for a water tank construction project located in Robbinsdale, Minnesota. The solicitation covers several specialized scopes of work, including site work under NAICS 238910, tank painting under NAICS 238320, and electrical work under NAICS 238210. Interested bidders must adhere to specific Disadvantaged Business Enterprise goals, with target participation rates set at 3.5 percent for Minority Business Enterprises and 5.0 percent for Women Business Enterprises. The response deadline for this opportunity is November 17, 2026.

POSTED

DEADLINE

Elbon Tank #2, Schedule 2- Elevated Tank Project

Solicitation # elbon-tank-2-schedule-2-elevated-tank-project

Caldwell Tanks, Inc. is seeking subcontractors for the Elbon Tank #2, Schedule 2 Elevated Tank Project located in Phillip, South Dakota. The project involves several specialized scopes of work, including site work under NAICS 238910, tank painting under NAICS 238320, and electrical work under NAICS 238210. This solicitation is specifically set aside for small businesses, including SAM.gov designated Small Disadvantaged Businesses and Department of Transportation Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 13, 2026. Primary coordination for this opportunity is managed by Eric Koetter.

POSTED

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Concrete Saw Cutting and PavingThis subcontract for the Wilkinson County School District involves concrete saw cutting and paving services for projects at Wilkinson County High School. The selected contractor will be responsible for the removal of existing concrete, backfilling and tamping earth, and pouring new four-inch thick concrete walkways that match existing specifications to ensure a fully restored walkway. The opportunity is categorized under NAICS code 238110 and was posted on November 9, 2026. Interested parties must submit their responses by the deadline of November 12, 2026.

Wilkinson County School District

POSTED

DEADLINE

Hydraulic Cement Installation and RepairThis subcontract for Hydraulic Cement Installation and Repair involves performing specialized concrete repair for prime contractors on Texas Department of Transportation maintenance projects located in Ellis County. The scope of work requires the application of rapid-setting hydraulic cement to seal leaks, fill voids, and patch concrete structures in strict accordance with TxDOT standard specifications. The selected provider will utilize concrete patching tools and highway safety equipment to deliver fully repaired and sealed sections of highway infrastructure. The opportunity is categorized under NAICS code 238110 and was posted on November 9, 2026. Interested parties must submit their responses by the deadline of December 3, 2026, at 4:00 PM. Further details regarding this procurement can be accessed through the Texas SmartBuy portal.

Texas Department of Transportation

POSTED

DEADLINE

Picnic Area Concrete & Paving RepairThis subcontract opportunity involves performing minor concrete and paving repairs for prime contractors on Texas Department of Transportation picnic area projects located in Terrell County, Texas. The scope of work includes patching cracked concrete, filling potholes in small parking areas, and repairing concrete pads beneath picnic tables. Contractors will be required to utilize concrete mixers and saws while ensuring all work strictly complies with TxDOT specifications for concrete and pavement repair to deliver high-quality repaired surfaces. The project is categorized under NAICS code 238110 and was posted on November 9, 2026. Interested parties must submit their responses by the deadline of December 8, 2026. Further details regarding this solicitation can be accessed through the Texas SmartBuy portal.

Texas Department of Transportation

POSTED

DEADLINE

Concrete Foundation InstallationThis subcontract for Concrete Foundation Installation involves providing specialized services for prime contractors working on infrastructure projects for the South Kesteven District Council. The scope of work includes the excavation and pouring of concrete foundations, utilizing formwork to support retaining structures and ensuring the delivery of completed foundations. The opportunity was posted on November 9, 2026, with a response deadline set for December 7, 2026. Classified under NAICS code 238110, this contract focuses on essential structural support and groundworks necessary for the council's infrastructure developments.

South Kesteven District Council

POSTED

DEADLINE

LOADING DOCK CONCRETE REPAIRS

Solicitation # 36C24626Q1099_1

The Department of Veterans Affairs Network Contracting Office 6 is soliciting bids for a firm-fixed-price contract to perform concrete repairs on the loading dock structure at the Richmond VA Medical Center in Virginia. The project focuses on addressing safety concerns by demolishing failed concrete and damaged stair components, removing deteriorated reinforcement steel, and reconstructing the platform and stair system using 3500 PSI concrete. Key requirements include the installation of structural reinforcement with rebar and steel dowels, as well as the application of yellow safety tread markings and bumpers in accordance with VA Life Safety and Safety Office standards. All work must comply with OSHA 29 CFR 1926, VA Design Guides, and VA Master Specifications. This opportunity is a total set-aside for Service-Disabled Veteran-Owned Small Businesses (SDVOSB), with an estimated contract magnitude between $25,000 and $100,000. The period of performance is approximately 90 calendar days, with work expected to begin within 15 days of award. Performance and delivery are restricted to normal business hours, Monday through Friday. The government will evaluate offers based on technical capability, past performance, and price, requiring a detailed work plan and itemized cost breakdown. Additionally, the contract is subject to the Davis-Bacon Act, requiring adherence to prevailing wage rates for Henrico County, Virginia, and specific federal mandates regarding paid sick leave and minimum wage.

246-NETWORK Contracting Office 6 (36C246)

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Concrete and FoundationsThis subcontract agreement focuses on the supply and installation of concrete elements for a two-story Youth Wellness Center project managed by the Saint Regis Mohawk Tribe. The scope of work requires the contractor to pour footings, slab-on-grade, and foundation walls to deliver all completed foundation and concrete structural elements to the prime contractor. The opportunity is categorized under NAICS code 238110 and was posted on November 9, 2026. Interested parties must submit their responses by the deadline of December 1, 2026.

Saint Regis Mohawk Tribe

POSTED

DEADLINE

Concrete Drainage InstallationThis subcontract for Concrete Drainage Installation involves performing demolition and concrete installation for prime contractors on drainage mitigation projects managed by the Kentucky Energy and Environment Cabinet. The scope of work requires the removal of existing rectangular timber-lined ditches and the installation of 60 linear feet of 3x3 concrete rectangular ditches. The project mandates strict compliance with local authority access restrictions regarding state roadways to ensure safe and legal site operations. Interested parties should note the response deadline of December 2, 2026, and the classification of the work under NAICS code 238110.

Energy & Environment Cabinet

POSTED

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Concrete Structures (Culvert/Abutments)This subcontract for the Town of Bolton in Massachusetts involves the installation of structural concrete components for bridge projects located on Main Street. The scope of work includes formwork installation, rebar placement, and the pouring of concrete specifically for abutments, wingwalls, and culvert bases and slabs. The selected contractor will be responsible for utilizing concrete forms and reinforcing steel to deliver completed bridge supports and concrete culvert structures for the prime contractor. The opportunity is categorized under NAICS code 238110 and was posted on November 9, 2026. Interested parties must submit their responses by the deadline of December 17, 2026.

POSTED

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Concrete and Reinforced Concrete WorksThis subcontract for Concrete and Reinforced Concrete Works involves the supply and installation of Plain Cement Concrete and Reinforced Cement Concrete for prime contractors supporting UNESCO projects in Afghanistan. The scope of work includes the pouring and finishing of concrete, the installation of reinforcement bars, and the placement of boulders for foundations and stabilization, all performed in accordance with technical specifications and engineering drawings. The primary objective is the delivery of completed concrete foundations and reinforced structural elements. This project falls under NAICS code 238110 and is managed by UNESCO, with all performance of work taking place within Afghanistan.

POSTED

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PV Mounting Structures and Civil WorksThis subcontract involves the supply and installation of metal support structures and concrete bases for hybrid off-grid solar projects managed by the UNHCR in Farchana, Chad. The scope of work includes the fabrication and installation of stainless steel mounting structures, as well as the casting of reinforced concrete bases or the execution of roof-fixing, to ensure a securely anchored system for PV modules. The contractor is responsible for ensuring that all structures are wind-resistant and meet all provided technical specifications. This project falls under NAICS code 238110 and is designed to support prime contractors in delivering critical energy infrastructure within the region.

UNHCR

POSTED

3 days ago

DEADLINE

N/A

AI Contract Overview

The City of San Buenaventura in California is seeking a subcontractor for a concrete slab and foundation construction project located in Ventura, zip code 93001. The scope of work involves the construction of slabs and raised floor systems, specifically requiring the use of number 4 rebar at mid-depth that remains continuous across joints, along with dowel-reinforced footings as specified in the project requirements. This opportunity falls under NAICS code 238110. Interested parties must submit their responses by the deadline of August 31, 2026, at 11:00 PM. Further details regarding the solicitation can be accessed through the provided BidAmerica portal.