This Subcontract opportunity from California was posted on May 29, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Concrete Formwork and Placement

Closed

State & Local

Submission Closed06/12/2026, 12:00:00 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

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Solicitation # 261123-hanska-mn

Caldwell Tanks, Inc. is seeking subcontracting partners for the construction of a water tank project located in Hanska, Minnesota. The solicitation targets specialized services across three primary areas: site work under NAICS 238910, tank painting under NAICS 238320, and electrical work under NAICS 238210. The overall project falls under the primary NAICS code 238110. This opportunity is designated as a set-aside for small businesses, specifically including SBA certified Women-Owned Small Businesses, HUBZone Small Businesses, and Department of Transportation Disadvantaged Business Enterprises. Interested parties must respond by November 20, 2026. As a covered federal contractor, Caldwell Tanks, Inc. maintains compliance with affirmative action requirements for protected veterans and individuals with disabilities. Primary coordination for this solicitation is managed by Kendal Eckert.

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26_1215 – Gatesville-NC

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Solicitation # 261210-suamico-wi

Caldwell Tanks, Inc. is seeking subcontracting partners for the construction of a water tank project located in Suamico, Wisconsin. The project encompasses several specialized scopes of work, including site work under NAICS 238910, tank painting under NAICS 238320, and electrical work under NAICS 238210. The primary solicitation is categorized under NAICS 238110. This opportunity is designated as a set-aside for small businesses, specifically targeting SBA certified Women-Owned Small Businesses, SBA certified HUBZone Small Businesses, and Disadvantaged Business Enterprises through the Department of Transportation. Interested parties must submit their responses by the deadline of December 9, 2026. The primary point of contact for this solicitation is Eric W. Monske.

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Concrete Structural Work (Clearwell & Pump Station)This subcontract for Concrete Structural Work involves the installation of reinforced concrete structures for a new clearwell and electrical room on Island Water Association, Inc. projects. The scope of work includes concrete resurfacing, formwork, and the installation of reinforcing steel, adhesive-bonded bars, all-thread rods, and concrete accessories. The project requires the use of precast prestressed structural concrete, hydrophilic waterstops, and epoxy injection systems to deliver completed pump station and clearwell structures. Managed by Wharton-Smith, Inc. under NAICS code 238110, this opportunity is set aside for SBA certified Women-Owned Small Businesses, SAM.gov designated Small Disadvantaged Businesses, and Department of Transportation Disadvantaged Business Enterprises. The solicitation was posted on November 13, 2026, with a response deadline of December 3, 2026.

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Lead Service Line Replacement ContractorMonumental Paving & Excavating, Inc. is seeking a subcontracting partner for lead service line replacement on City of Baltimore Department of Public Works water projects. The selected contractor will be responsible for the excavation and removal of existing lead pipes across various terrains, including streets, sidewalks, curbs, and grass areas, and the installation of new, operational non-lead water service lines of multiple sizes using specialized trenching and pipe-laying equipment. To be eligible, contractors must hold the City of Baltimore DPW/OBC prequalification for Water Mains (B02551). This opportunity is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. The response deadline for this subcontracting opportunity is November 18, 2026.

Monumental Paving & Excavating, Inc.

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Signage Foundation and Structural Support Installation

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Housing and Community Development

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Public Utilities (Water) | DPU-W

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Concrete Curb, Gutter, and Median ConstructionThis subcontract opportunity involves the installation of concrete curb, gutter, and raised medians for prime contractors working on roadway projects within the City of Smyrna, Georgia. The scope of work specifically includes pouring and finishing concrete for raised landscaped buffers and the central raised medians used to separate opposing traffic. The project is categorized under NAICS code 238110 and was posted on November 13, 2026. Interested parties must submit their responses by the deadline of March 5, 2027.

POSTED

DEADLINE

Concrete Curb & Sidewalk ReconstructionThis subcontract for Concrete Curb and Sidewalk Reconstruction involves the installation and reconstruction of concrete curbs for prime contractors working on City of Hamilton road projects in Canada. The scope of work includes the removal and replacement of various curb types utilizing ready-mix concrete, concrete forms, and curb machines to deliver a total of 2,795 linear metres of installed curb systems. The opportunity was posted on November 13, 2026, with a response deadline of November 27, 2026. Classified under NAICS code 238110, the project is managed by the City of Hamilton and focuses on essential infrastructure improvements within the municipal road network.

City of Hamilton

POSTED

about 15 hours ago

DEADLINE

in 13 days

AI Contract Overview

The contract entails the forming, reinforcing, and pouring of structural concrete specifically for foundations, slabs, and walls. It is a subcontract opportunity issued by the California Department of Corrections & Rehabilitation, focusing on concrete formwork and placement services as classified under NAICS code 238110. The posting date was May 29, 2026, with a response deadline set for June 12, 2026, at 7:00 PM. While specific location details for performance and contact information are not provided, the contract's scope highlights a critical construction activity necessary for creating sturdy structural elements in various facilities. This subcontract requires specialized expertise in handling concrete structures, ensuring proper formwork and reinforcement to meet structural integrity standards. It offers an opportunity within a government agency's construction project but does not specify preferences related to set-aside types or organization types. Interested bidders are directed to refer to the California procurement platform for further details and submission procedures.