This Subcontract opportunity from Georgia was posted on October 16, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Top

Structural Supports & Foundations (Concrete/Steel)

Closed

State & Local

Submission Closed10/16/2026, 11:00:59 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

New

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 includes specific opportunities for site work, tank painting, and electrical services, corresponding to NAICS codes 238910, 238320, and 238210 respectively. The project emphasizes Disadvantaged Business Enterprise participation, with target goals set at 3.5 percent for Minority Business Enterprises and 5.0 percent for Women Business Enterprises. Interested parties must submit their responses by the deadline of November 17, 2026. The primary point of contact for this opportunity is Kendal Eckert. This solicitation is categorized under the Department of Transportation DBE set-aside guidelines to encourage diverse contractor involvement in the construction process.

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 installations 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

DEADLINE

ADA Pedestrian Path & Concrete WorkThis subcontract for the Parish of Ascension in Louisiana involves the construction of a new accessible pedestrian route. The scope of work includes pouring and finishing concrete slabs, installing curbs, and constructing sidewalks that connect parking areas to the dock. A primary objective of the project is to ensure that all slopes, widths, and transitions strictly adhere to ADA accessibility requirements to provide a continuous and compliant route. The project falls under NAICS code 238110 and was posted on November 5, 2026. Interested parties must submit their responses by the deadline of December 1, 2026.

POSTED

DEADLINE

Foundation Modification ServicesThis subcontract for Foundation Modification Services, issued by DLA Aviation for the Department of Defense, involves modifying existing concrete foundations for prime contractors at Fleet Readiness Center, Southwest in San Diego. The scope of work includes adjusting concrete slabs to fit new PMB booth footprints and applying industrial sealants to patch and seal building structures against environmental intrusion. All work must be performed in accordance with local building codes and specific facility requirements to ensure the foundations are fully prepared for equipment installation. The project is categorized under NAICS code 238110, with a response deadline set for November 20, 2026.

POSTED

DEADLINE

Concrete and Paver Restoration SubcontractorThis subcontract agreement is for a Concrete and Paver Restoration provider to support prime contractors on municipal projects within the City of Hermosa Beach. The scope of work involves concrete removal and surface restoration, specifically the installation of Portland Cement Concrete, Asphalt Concrete, cobble pavers, and 2'x2'x4" concrete pedestals. All restorations must match existing conditions and strictly adhere to ADA standards for curb ramps and sidewalkers. The project is categorized under NAICS code 238110 and is located in Hermosa Beach, California, zip code 90254. Interested parties must submit their responses by the deadline of December 3, 2026. The final deliverables include fully restored street and sidewalk surfaces along with the completed installation of all specified concrete pedestals.

City of Hermosa Beach

POSTED

DEADLINE

Concrete Flatwork & Curb/Gutter InstallationThis subcontract involves the installation of concrete flatwork and curb and gutter systems for restoration projects within the Citrus Heights Water District. The scope of work includes pouring and finishing approximately 2,000 square feet of flatwork and 200 linear feet of curb and gutter, with all work adhering to The Greenbook standards. Responsibilities extend to saw cutting and grinding to ensure final edges meet project specifications. Qualified contractors must hold a valid California State Contractor License, specifically Class A or C-61/C-8, and maintain strict compliance with Prevailing Wage requirements. The project is located in Citrus Heights, California, and requires the delivery of fully finished concrete systems. Interested parties must submit their responses by November 18, 2026.

Citrus Heights Water District

POSTED

DEADLINE

CSM Building 5N Olympic Pool Replastering Project, College Of San Mateo

Solicitation # 87033

The San Mateo County Community College District is soliciting bids for the CSM Building 5N Olympic Pool Replastering Project in San Mateo, California. This project involves the removal and replacement of swimming pool finishes, 52 lights, main drains, and stainless steel gutter caps. Additional scope includes replacing portions of the pool deck, upgrading an outdoor shower for accessibility, installing detectable warnings, painting loading and non-loading zones, and relocating toilet paper dispensers. All work must comply with Division of State Architect approval and various regulatory standards, including the California Plumbing and Building Codes. The contract will be awarded to the Apparent Low Bidder based on the total amount of all bid items and alternates. Bidders must submit their proposals electronically via the PlanetBids portal by January 7, 2027. Required submission documents include a statement of bidder qualifications, a list of three similar recent projects, a surety letter confirming bondability, and various certifications regarding non-discrimination, prevailing wage compliance, and the Iran Contracting Act. The successful contractor will be required to provide a 10 percent bid security, as well as performance and payment bonds, and will operate under an Owner Controlled Insurance Program. Performance requires the submission of a preliminary baseline schedule within 14 calendar days of the Notice to Proceed, with no single activity exceeding a 21-day duration. Quality assurance involves inspections by the District and the Division of State Architect, with materials required to meet ASTM or ASHRAE standards. Payment will be made via progress payments within 30 days of receipt of undisputed applications in a format similar to AIA forms G702 and G703.

San Mateo County Community College District

POSTED

DEADLINE

Untreated Base Course Supply and PlacementThis subcontract for the City of Encinitas involves the supply and installation of 300 tons of untreated base material for pavement rehabilitation projects. The selected contractor is responsible for the hauling, spreading, and compaction of the aggregate to specific depths and densities, utilizing compaction rollers to ensure compliance with 2024 Greenbook and 2023 Caltrans specifications. The project is located in Encinitas, California, under NAICS code 238110. Interested parties must submit their responses by the deadline of November 23, 2026.

POSTED

DEADLINE

Concrete Curb, Gutter, and ADA Ramp InstallationThis subcontract involves the installation of concrete curbs, gutters, and ADA-compliant ramps for prime contractors working on City of Walnut Creek infrastructure projects. The scope of work includes sawcutting and removing existing concrete, constructing Case C and Case G curb ramps according to Detail CC-7, and installing dark grey cast-in-place detectable warning surfaces. Additionally, the contractor is responsible for doweling new concrete to existing sidewalks as specified in Detail CC-5 to ensure the delivery of fully compliant infrastructure. The project is located in Walnut Creek, California, under NAICS code 238110. Interested parties must submit their responses by the deadline of November 23, 2026.

POSTED

DEADLINE

Concrete & Structural Work

POSTED

DEADLINE

ADA Accessible Walkway and Paving Installation

POSTED

DEADLINE

Site Concrete WorkThis subcontract for Site Concrete Work involves the installation of cast-in-place concrete for structural and flatwork elements as part of the City of Duarte park redevelopment projects. The scope of work includes the construction of retaining walls, benches, equipment pads, walkways, and curbs. The selected contractor is responsible for performing formwork in accordance with ACI 301 standards, managing steel reinforcement, and executing the placement of concrete. The project requires the application of medium to heavy broom and sandblast finishes utilizing surface retarders to deliver completed concrete structures and paving. This opportunity is located in Duarte, California, with a response deadline set for November 23, 2026.

City of Duarte

POSTED

about 7 hours ago

DEADLINE

in 18 days

AI Contract Overview

This subcontract involves the performance of concrete and steel work for signal and sign supports on Georgia Department of Transportation projects. The scope of work includes the installation of concrete structures, piling, round timber, strain poles, and mast arm foundations. All structural components must utilize ASTM A36 carbon structural steel and ASTM A123/A153 hot-dip galvanized coatings to ensure durability and compliance with agency standards. The project is categorized under NAICS code 238110 and is focused on delivering essential foundations and structural supports. Performance of these services is centered in Schley, Georgia, supporting prime contractors in the execution of GDOT infrastructure requirements.

General Info

Subcontract for concrete and steel signal and sign support installation in Schley, Georgia.

Agency

Georgia Department of Transportation

NAICS

238110 - Poured Concrete Foundation and Structure Contractors

Place of Performance

Schley, GA, USA

Set-Aside

NONE

Documents

This scope was carved out of B3TIA2602641-0.

The full solicitation package (5 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Call 028 B3TIA2602641-0

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedOct 16

subcontract

Response DeadlineOct 16

Deadline has passed

Submission Closed

10/16/2026, 11:00:59 AM EDT

Find active opportunities like this

Get full access to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

AgencyGeorgia Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyGeorgia Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Performs concrete and steel work for signal and sign supports for prime contractors on Georgia Department of Transportation (GDOT) projects. Installs concrete structures, piling, round timber, strain poles, and mast arm foundations using ASTM A36 carbon structural steel and ASTM A123/A153 hot-dip galvanized coatings. Delivers foundations and structural supports for signals and signs.