This Subcontract opportunity from Department Of Defense was posted on August 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Concrete Repair and Waterproofing

Closed

Federal

Submission Closed09/18/2026, 11:00:00 AM EDT

Contract Overview

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

Active Opportunities Like This One

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 parties must submit their responses by November 17, 2026. The project emphasizes Disadvantaged Business Enterprise participation, with specific target goals set at 3.5 percent for Minority Business Enterprises and 5.0 percent for Women Business Enterprises. Primary inquiries should be directed to Kendal Eckert.

POSTED

DEADLINE

Solicitation # 261123-hanska-mn

Caldwell Tanks, Inc. is seeking subcontracting partners for a water tank construction project located in Hanska, Minnesota. The solicitation, identified as 261123-hanska-mn, focuses on three primary areas of work: site work under NAICS 238910, tank painting under NAICS 238320, and electrical work under NAICS 238210. The overall project is categorized under NAICS 238110. Interested parties must submit their responses by November 20, 2026. This opportunity is specifically set aside for small businesses, including SBA certified Women-Owned Small Businesses, SBA certified HUBZone Small Businesses, and Department of Transportation Disadvantaged Business Enterprises. As a covered federal contractor, Caldwell Tanks, Inc. maintains strict compliance with affirmative action efforts for protected veterans and individuals with disabilities in accordance with 41 C.F.R. and the Rehabilitation Act of 1973. Primary inquiries regarding this solicitation should be directed to Kendal Eckert.

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. This solicitation focuses on several specialized scopes of work, including site work under NAICS 238910, tank painting under NAICS 238320, and electrical work under NAICS 238210. The opportunity is designated as a set-aside for Small Businesses, including SAM.gov designated Small Disadvantaged Businesses and Department of Transportation Disadvantaged Business Enterprises. Interested parties must respond by November 13, 2026. Primary coordination for this project is handled by Eric Koetter.

POSTED

DEADLINE

Concrete and Unit MasonryThis subcontract for Concrete and Unit Masonry involves providing specialized construction services for facility projects at the Allegany College of Maryland. The scope of work includes concrete forming, reinforcing, and cast-in-place concrete work, as well as the installation of brick masonry units and cast stone in accordance with TMS 402/602 standards. The selected contractor will be responsible for delivering completed concrete slabs, footings, and masonry walls while working under prime contractors. The solicitation was posted on November 11, 2026, with a response deadline of December 21, 2026. Classified under NAICS code 238110, this opportunity is specifically tied to the college's infrastructure needs, including renovations for the Workforce Development Training Center.

Allegany College of Maryland

POSTED

DEADLINE

Concrete Maintenance & RepairThis subcontract for Concrete Maintenance and Repair supports prime contractors on facility projects for the Cedar Rapids Community School District in Iowa. The scope of work involves the maintenance and repair of cast-in-place concrete, specifically focusing on concrete removal, patching, floor joint repair, and the application of polymer sealers. Technical requirements include cleaning reinforcing bars through wire brushing or abrasive blasting and splicing replacement bars in accordance with ACI 318 standards, utilizing epoxy-modified cementitious bonding agents to ensure structural integrity. The opportunity was posted on November 11, 2026, with a response deadline of December 8, 2026. Classified under NAICS code 238110, the contract focuses on delivering fully repaired concrete surfaces and reinforced structural elements across district facilities.

Cedar Rapids Community School District

POSTED

DEADLINE

Concrete Curbing and EdgingThis subcontract opportunity for the City of Spokane involves the installation of concrete curbing and edging to define playground perimeters and contain surfacing materials. The selected contractor will be responsible for the forming and pouring of concrete curbs and borders using professional finishing tools to deliver a complete installed system for prime contractors. The project falls under NAICS code 238110 and requires strict compliance with Washington State prevailing wage regulations. Interested parties must submit their responses by the deadline of December 8, 2026.

POSTED

DEADLINE

Concrete and MasonryThis subcontract agreement involves the provision of concrete and masonry services for a consolidated receiving and distribution center project managed by Horizon/McClellan LLC. The scope of work requires the contractor to perform masonry installation and the pouring of concrete slabs and walls, ensuring the final delivery of completed structures to the prime contractors. The opportunity is categorized under NAICS code 238110 and was posted on November 11, 2026. Interested parties must submit their responses by the deadline of November 25, 2026.

Horizon/McClellan LLC

POSTED

DEADLINE

Sidewalk ConstructionThis subcontract opportunity involves providing concrete sidewalk construction services for prime contractors working on City of Daytona Beach projects under the Public Works agency. The scope of work includes grading, forming, pouring, and finishing concrete sidewalks in strict accordance with project plans and FDOT standard specifications, concluding with the delivery of the completed infrastructure. The solicitation is categorized under NAICS code 238110 and was posted on November 11, 2026. Interested parties must submit their responses by the deadline of December 15, 2026.

POSTED

DEADLINE

Concrete ConstructionThis subcontract for concrete construction involves performing specialized work for prime contractors on an NJ Transit industrial project located in Howell, New Jersey. The scope of work focuses on a storage tank upgrade, requiring the installation of concrete formwork, the placement of reinforcement, and the pouring and finishing of cast-in-place concrete. All activities must be executed in accordance with Sections 03100, 03200, and 03300 to deliver completed concrete pads and bases for equipment and storage tanks. The opportunity was posted on November 11, 2026, with a response deadline of December 22, 2026. Classified under NAICS code 238110, this project is managed under the agency of NJ Transit. Interested parties can find further details and submission guidelines through the provided Bid Express solicitation link.

POSTED

DEADLINE

Potable Water Well Pumping EquipmentThis subcontract involves the furnishing and installation of potable water well pumping equipment for prime contractors working on water well rehabilitation projects for the City of Sugar Land. The scope of work includes the installation of vertical turbine pumps, 12 inch diameter steel pump columns, C1045 steel line shafts, and Schedule 80 steel shaft enclosing tubes, with pumps set at a depth of 470 feet. The final deliverable is a fully operational potable water well pumping system. All work must be performed in strict compliance with industry standards, including AWWA A100, AWWA C654, AWWA E101, ANSI B58.1-1961, and NSF/ANSI 61. This project falls under NAICS code 238110 and is managed through the Engineering agency in Texas. The response deadline for this opportunity is December 3, 2026.

POSTED

DEADLINE

Structural Concrete and Utility ConcreteThis subcontract for Structural Concrete and Utility Concrete involves the supply and installation of concrete for prime contractors working on water distribution projects for the City of Sugar Land. The scope of work includes forming and pouring concrete for utility structures, applying rubbed finishes to exposed surfaces, and installing adjustment rings and precast concrete manhole sections. All work must be completed using ready-mixed concrete meeting ASTM C 94 standards or volumetric batching per ASTM C 685, with the final delivery including repaired pavement and finished concrete structures. Managed by the Engineering agency in Texas under NAICS code 238110, the solicitation was posted on November 11, 2026. Interested parties must submit their responses by the deadline of January 21, 2027.

POSTED

DEADLINE

Concrete Sidewalk ConstructionThis subcontract opportunity involves the installation of concrete sidewalks for prime contractors working on roadway projects within the City of Edinburg. The selected contractor will be responsible for the complete process of grading, forming, and pouring ready-mix concrete, ensuring all work strictly adheres to the specifications outlined in the City of Edinburg Standards Manual. The project falls under NAICS code 238110 and is managed by the Engineering agency in Texas. Interested parties must submit their responses by the deadline of December 1, 2026.

Engineering

POSTED

about 24 hours ago

DEADLINE

in 19 days

AI Contract Overview

This small business set-aside subcontract involves providing structural concrete patching and waterproofing services for USACE Baltimore District facility projects at Fort Meade. The scope of work includes routing and sealing cracks in exposed concrete foundation walls and repairing spalled concrete using specialized patching compounds and injection resins. The project requires strict adherence to ICD/JCS 705 secure facility standards, necessitating that personnel possess a Secret clearance or be provided with a contractor escort. All work falls under NAICS code 238110, with a response deadline of September 18, 2026.

General Info

Concrete patching and waterproofing for USACE Fort Meade projects requiring Secret security clearances.

Agency

Department Of Defense → W2SD Endist Baltimore

NAICS

238110 - Poured Concrete Foundation and Structure Contractors

Place of Performance

MD, 20755

Set-Aside

SBA

Documents

This scope was carved out of W912DR26QA057.

The full solicitation package (26 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

DISA FY26 ROOF REPAIRS AT FORT MEADE, MARYLAND

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Timeline

PhaseClosed

PostedAug 20

subcontract

Response DeadlineSep 18

Deadline has passed

Submission Closed

09/18/2026, 11:00:00 AM EDT

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Organization & Contact Information

AgencyDepartment Of Defense → W2SD Endist Baltimore

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → W2SD Endist Baltimore

Office AddressN/A

ContactsNo contact information available

Full Description

Performs structural concrete patching and sealing for prime contractors on USACE Baltimore District facility projects at Fort Meade. Routes and seals cracks in exposed concrete foundation walls and patches spalled concrete using injection resins and patching compounds. Must meet ICD/JCS 705 secure facility requirements. Requires Secret clearance or contractor-provided escort. Delivers sealed foundation walls and patched surfaces.