This Government Contract opportunity from California was posted on September 15, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Concrete Curb, Gutter, and Sidewalk (ADA Improvements)

Closed

State & Local

Submission Closed09/28/2026, 11:00:00 PM UTC

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

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DEADLINE

Hickman Reservoir and Pump Station – 26_1109 – Hickman-NE

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Caldwell Tanks, Inc. is seeking subcontractors for the construction of the Hickman Reservoir and Pump Station project located in Hickman, Nebraska. This small business set-aside solicitation includes multiple opportunities across various specialties, specifically site work, tank painting, electrical installation, and fencing. Interested parties must submit their responses by November 5, 2026. The primary point of contact for this solicitation is Eric Koetter, who can be reached via email or phone for further coordination regarding the project requirements and submission process.

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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 various construction specialties, specifically site work under NAICS 238910, tank painting under NAICS 238320, and electrical work under NAICS 238210. This solicitation is 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 handled by Eric Koetter.

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Concrete Curbing & Site WorkThis subcontract opportunity with Hennepin County in Minnesota focuses on concrete curbing and site work for prime contractors operating on Hennepin County and MnDOT projects. The scope of work includes the installation of concrete curbing as well as the relocation of mailboxes, mailbox supports, and various utility or site markers. Interested parties must submit their responses by November 24, 2026, at 8:00 PM. The project falls under NAICS code 238110 and is managed through the Hennepin County procurement portal.

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DEADLINE

Concrete Work (Cast-in-Place & Precast)This subcontract for the Katharine Hepburn Cultural Arts Center project involves the installation of cast-in-place concrete, architectural precast concrete, and floor toppings. The selected contractor will be responsible for delivering finished concrete slabs and walls, providing architectural precast elements, and installing connection anchors in concrete. Managed by DAS Procurement for the state of Connecticut under NAICS code 238110, the opportunity was posted on October 30, 2026. Interested parties must submit their responses by the deadline of November 16, 2026.

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Minor Concrete WorkThis subcontract for Minor Concrete Work involves the removal and installation of minor concrete elements for prime contractors on Caltrans pavement rehabilitation projects located in Imperial. The scope of work includes the removal and replacement of approximately 40 cubic yards of minor concrete, utilizing concrete saws and forms in strict accordance with the 2025 Caltrans Standard Specifications. The selected contractor is responsible for the delivery of all completed minor concrete structures. The opportunity is categorized under NAICS code 238110 and is associated with the California Department of Transportation. Interested parties must submit their responses by the deadline of November 16, 2026.

California Department of Transportation

POSTED

DEADLINE

Concrete Sidewalk, Curb, and Gutter InstallationThis subcontract involves the forming, pouring, and finishing of concrete for sidewalk improvement projects within the City of Swainsboro. The scope of work includes the installation of 1,153 linear feet of curb and gutter, 635 square yards of sidewalk of varying dimensions, and 94 square yards of valley gutter, which incorporates two concrete flumes. All deliverables must be fully completed and cured. The contractor is required to adhere strictly to the 2021 GDOT Standard and 2024 Supplemental Specifications. This opportunity is categorized under NAICS code 238110, with a response deadline set for December 3, 2026.

POSTED

DEADLINE

Concrete Floor FinishesThis subcontract opportunity is for the provision of specialized concrete floor finishes for facility projects managed by Bradley County Schools in Tennessee. The selected contractor will be responsible for performing comprehensive surface preparation and the application of finishes in strict accordance with Section 03 35 11 to deliver completed, high-quality concrete flooring. The solicitation was posted on October 30, 2026, with a response deadline of November 30, 2026. Falling under NAICS code 238110, this project requires a subcontractor capable of working alongside prime contractors to meet the specific technical requirements of the school district's facility improvements.

Bradley County Schools

POSTED

DEADLINE

Bridge Installation & Structural ConcreteThis subcontract for Bridge Installation and Structural Concrete involves performing specialized construction services for prime contractors on Maryland Department of General Services park projects. The scope of work includes executing excavation for footings, installing rock spread footings, setting and connecting five precast arch sections, and completing final concrete finishing in accordance with MDOT-SHA Standard Specifications to deliver a fully installed bridge structure. The opportunity is categorized under NAICS code 238110 and was posted on October 30, 2026. Interested parties must submit their responses by the deadline of January 11, 2027.

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Cast-in-Place ConcreteThis subcontract opportunity involves the supply and installation of cast-in-place concrete for structural and miscellaneous elements at the Porter-Tower Joint Municipal Authority Wastewater Treatment Plant projects in Schuylkill County, Pennsylvania. The selected contractor will be responsible for pouring concrete for various components, including slope anchors, thrust blocking, and concrete encasement, as well as the delivery of installed concrete blocks and structures. The project falls under NAICS code 238110 and is managed through Schuylkill County. Interested parties must submit their responses by the deadline of December 16, 2026, at 5:00 PM.

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DEADLINE

Boiler Housekeeping Base InstallationThis subcontract opportunity involves performing specialized concrete work for prime contractors on facility projects for the Chicago Public Schools in Illinois. The scope of work requires the formation and pouring of cured concrete housekeeping bases for boilers, ensuring that each base is sized at least 4 inches larger than the boiler base in accordance with Section 03 30 00. The project falls under NAICS code 238110 and was posted on October 30, 2026. Interested parties must submit their responses by the deadline of November 24, 2026.

Chicago Public Schools

POSTED

DEADLINE

Concrete Curb, Sidewalk, and Driveway InstallationThis subcontract for Concrete Curb, Sidewalk, and Driveway Installation involves providing concrete flatwork services for prime contractors on street rehabilitation projects within the City of San Antonio. The scope of work includes the removal of existing concrete curbs, sidewalks, and driveways, followed by the forming and pouring of new concrete elements and the construction of ADA-compliant curb ramps. All work must be performed in strict accordance with City of San Antonio standard specifications and ADA accessibility guidelines. The project is categorized under NAICS code 238110, with a response deadline set for December 8, 2026.

CITY OF SAN ANTONIO

POSTED

1 day ago

DEADLINE

in about 1 month

AI Contract Overview

This subcontract for the City of Diamond Bar focuses on the removal and replacement of concrete curbs, gutters, sidewalks, and driveway aprons for arterial street projects. The scope of work includes the installation of ADA-compliant curb ramps, PCC cross gutters, spandrels, sidewalks, and bus pads, utilizing Class II Aggregate Base and detectable warning surfaces. All work must adhere to SSPWC Subsection 303-5 and SPPWC Standard Plans to ensure the delivery of compliant concrete infrastructure. The project is categorized under NAICS code 238110 and is located in Diamond Bar, California. Interested parties must submit their responses by the deadline of September 28, 2026.

General Info

Concrete curb and sidewalk replacement for Diamond Bar, California, due September 28, 2026.

Agency

California → City of Diamond Bar

NAICS

238110 - Poured Concrete Foundation and Structure Contractors

Place of Performance

Diamond Bar, CA, 91765, USA

Set-Aside

NONE

Documents

This scope was carved out of SI261.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Arterial Street Rehabilitation (S. Brea Canyon Road From Pathfinder Road To Washington Avenue, Diamond Bar Boulevard From Sr-60 Off-Ramp To Northern City Limits, And S. Brea Canyon Road From Southern City Limits To Pathfinder Road)

AI Contract Breakdown

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Timeline

PhaseClosed

PostedSep 15

subcontract

Response DeadlineSep 28

Deadline has passed

Submission Closed

09/28/2026, 11:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → City of Diamond Bar

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → City of Diamond Bar

Office AddressN/A

ContactsNo contact information available

Full Description

Removes and replaces concrete curbs, gutters, sidewalks, and driveway aprons for prime contractors on City of Diamond Bar arterial street projects. Installs ADA compliant curb ramps, PCC cross gutters, spandrels, sidewalks, and bus pads using Class II Aggregate Base and detectable warning surfaces. Follows SSPWC Subsection 303-5 and SPPWC Standard Plans. Delivers ADA-compliant concrete infrastructure.

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