This Subcontract opportunity from California was posted on August 4, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Crushed Aggregate Base Installation

Closed

State & Local

Submission Closed08/24/2026, 10:00:00 AM PDT

Contract Overview

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

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NAICS: 238990

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MAIN WASTEWATER TREATMENT PLANT SECONDARY REACTORS REHABILITATION,PHASE 2, SPECIFICATION SD-462

Solicitation # main-wastewater-treatment-plant-secondary-reactors-rehabilitationphase-2-specification-sd-462

J.F. Shea Construction, Inc. is seeking bids from subcontractors and suppliers for Phase 2 of the Main Wastewater Treatment Plant Secondary Reactors Rehabilitation project located in California. The scope of work is extensive, covering demolition, saw-cutting, concrete coring, hazardous materials handling, AC paving, ready-mix concrete, reinforcing steel, structural steel, miscellaneous metals, waterproofing, access and vault hatches, painting, coatings, equipment, and electrical services. This solicitation is specifically set aside for certified small businesses, including SDVOSB, VOSB, WOSB, and DBE entities. Interested parties must submit their responses by the deadline of November 18, 2026. Primary coordination for this opportunity is managed by Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

PURIFIED WATER REPLENISHMENT SAN JACINTO VALLEY ADVANCED WATER PURIFICATION FACILITY SPECIFICATION NO. 1472W

Solicitation # purified-water-replenishment-san-jacinto-valley-advanced-water-purification-facility-specification-0

J.F. Shea Construction, Inc. is seeking bids from qualified DBE subcontractors and suppliers for the Purified Water Replenishment San Jacinto Valley Advanced Water Purification Facility project in San Jacinto, California. The project, owned by the Eastern Municipal Water District, involves a wide array of work items including AC paving, concrete, structural steel, HVAC, electrical, instrumentation, and various interior and exterior finishing trades. Bids are due by November 17, 2026, at 10:00 A.M. Interested parties must adhere to the project plans and specifications, which are available via the District's PlanetBids portal. Potential subcontractors are expected to be bondable, with J.F. Shea offering to cover up to 1% of subcontractor bond costs. All bids must include warranties that conform strictly to the owner's specifications, as standard manufacturer warranties may not be sufficient. Contact for this solicitation is Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

Structural Framing and CarpentryThis subcontract opportunity is for structural framing and carpentry services to support prime contractors on Department of Veterans Affairs projects within the New Jersey Healthcare System, specifically located in East Orange. The scope of work includes executing wall demolition, framing new partitions, installing doors and frames, and providing structural support for heavy equipment to deliver completed architectural shells. Eligible bidders must possess a New Jersey General Contractor or Specialty Trade license. This opportunity is specifically set aside for Service-Disabled Veteran-Owned Small Businesses under NAICS code 238990. Responses are due by November 20, 2026.

242-NETWORK Contract Office 02 (36C242)

POSTED

DEADLINE

Traffic Control for Vegetation ManagementThis subcontract opportunity involves providing specialized traffic control services for prime contractors working on California Department of Transportation vegetation management projects in Los Angeles. The primary objective is to ensure safety during tree trimming operations on traveled ways through the implementation of lane closures, the strategic placement of arrow boards and signage, and the management of flagging for bucket truck positioning. The selected provider must supply certified flaggers and maintain strict compliance with Caltrans Standard Specifications to deliver a safe and established work zone. Interested parties should note that the response deadline is November 24, 2026, and the project falls under NAICS code 238990.

California Department of Transportation

POSTED

DEADLINE

Temporary Fencing InstallationThis subcontract agreement involves the furnishing, installation, and maintenance of 1,500 linear feet of temporary perimeter fencing for prime contractors working on City of Pasadena projects. Managed by the Parks, Recreation and Community Services Department, the scope of work focuses on protecting the field during a turf establishment period lasting approximately eight weeks. The contractor is responsible for the full lifecycle of the fencing, including installation and final removal upon receiving approval from the City. The project requires strict adherence to standard construction safety requirements to ensure site security and public safety. This opportunity is categorized under NAICS code 238990, with a response deadline set for November 20, 2026. The primary deliverable is the successful installation and upkeep of the specified fencing footage to support the overall project timeline and site protection goals.

Parks, Recreation and Community Services Department

POSTED

DEADLINE

Street Banner and Bracket InstallationThis subcontract for Street Banner and Bracket Installation involves providing specialized installation and removal services for prime contractors on City of Sierra Vista projects. The scope of work includes the installation of 28 brackets and 28 banners across 14 poles on N. Garden Avenue, as well as the replacement of 36 banners on 18 poles along Fry Boulevard. To complete these tasks, the contractor must utilize bucket trucks or aerial lifts to ensure proper access to the poles and deliver fully installed hardware at the designated locations. The project is categorized under NAICS code 238990 and is managed by the Procurement agency in Arizona. Interested parties should note that the response deadline is November 13, 2026. This agreement focuses on the physical deployment and maintenance of city signage and mounting hardware to enhance the aesthetic and informational landscape of the specified thoroughfares.

POSTED

DEADLINE

Maintenance of Traffic (MOT) & Erosion ControlThis subcontract opportunity is for the provision of Maintenance of Traffic and erosion control services for prime contractors operating on projects within the Central Florida Tourism Oversight District. The selected provider will be responsible for deploying signage, barricades, and silt fences in strict accordance with FDOT MOT standards to maintain site safety and ensure full environmental compliance. The primary objective is the delivery of a safe, compliant work zone and a secure erosion control perimeter. The solicitation is categorized under NAICS code 238990 and was posted on November 6, 2026. Interested parties must submit their responses by the deadline of December 7, 2026. This contract is managed through the Florida vendor marketplace for the Central Florida Tourism Oversight District.

Central Florida Tourism Oversight District

POSTED

DEADLINE

Traffic Control and StripingThis subcontract for Traffic Control and Striping involves providing specialized traffic management and pavement marking services for prime contractors on California Department of Transportation highway projects located in San Diego. The scope of work includes the implementation of traffic control systems, the deployment of Type K Portable Changeable Message Signs, the removal of existing six inch stripes, and the application of both temporary and thermoplastic EWNV traffic stripes. All operations must strictly adhere to Caltrans Traffic Control standards to ensure managed traffic flow and high quality pavement markings. The opportunity was posted on November 6, 2026, with a response deadline of November 23, 2026. Classified under NAICS code 238990, this project focuses on delivering critical infrastructure support and safety measures for state highway maintenance and construction.

California Department of Transportation

POSTED

DEADLINE

Steel Channel InstallationThis subcontract for Steel Channel Installation involves providing installation services for prime contractors on California Department of Transportation highway projects located in San Diego. The selected contractor is responsible for installing steel channel components in strict accordance with project plans and the 2026 Standard Specifications, ensuring the final delivery of a complete installed system. The project requires full compliance with Build America Buy America manufacturing standards. Interested parties must submit their responses by November 23, 2026, following the solicitation posted on November 6, 2026. The work falls under NAICS code 238990.

California Department of Transportation

POSTED

DEADLINE

Roadside Markers and SignageThis subcontract opportunity with the Hawaii Department of Transportation involves the supply and installation of various roadside markers and regulatory signage for prime contractors on highway projects. The scope of work specifically includes the delivery and installation of reflector markers, milepost markers, route number plates, and various regulatory and warning signs. The solicitation was posted on November 6, 2026, with a response deadline of December 5, 2026. Classified under NAICS code 238990, this project focuses on essential highway infrastructure components to ensure proper traffic regulation and navigation across the state's transportation network.

Department of Transportation

POSTED

DEADLINE

Guardrail InstallationThis subcontract opportunity involves the installation of highway guardrails and safety barriers for prime contractors working on Hawaii Department of Transportation highway projects. The selected provider will be responsible for installing guardrail systems and posts in strict accordance with project plans and delivering the completed installed systems. The solicitation was posted on November 6, 2026, with a response deadline of December 5, 2026. This project falls under NAICS code 238990 and is managed by the Hawaii Department of Transportation.

Department of Transportation

POSTED

DEADLINE

Pavement MarkingsThis subcontract opportunity involves the installation and removal of pavement markings for prime contractors working on Hawaii Department of Transportation highway projects. The scope of work includes establishing control points, clearing surface debris, and applying markings in strict accordance with MUTCD standards. Required materials for these tasks include white and yellow traffic paint, pavement markers, adhesives, preformed marking tape, and retroreflective thermoplastic compound. The solicitation was posted on November 6, 2026, with a response deadline of December 5, 2026. Classified under NAICS code 238990, the project is managed by the Hawaii Department of Transportation. Interested parties can find further details through the provided government procurement link.

Department of Transportation

POSTED

1 day ago

DEADLINE

in 27 days

AI Contract Overview

The City of Carson is seeking a subcontractor for the supply and installation of a compacted crushed aggregate base in Los Angeles. The scope of work encompasses comprehensive site preparation, including the spreading, grading, and compaction of materials to meet the specific density and thickness requirements outlined in Section 302-1.6. This opportunity is categorized under NAICS code 238990 and was posted on August 4, 2026. Interested parties must submit their responses by the deadline of August 24, 2026, at 5:00 PM.

General Info

City of Carson seeks subcontractor for aggregate base installation in Los Angeles by August 24.

Agency

California → City of Carson

NAICS

238990 - All Other Specialty Trade Contractors

Place of Performance

Los Angeles, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of (IFB): #26-05.

The full solicitation package (4 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

UNIVERSITY DRIVE PAVEMENT REHABILITATION FROM AVALON BLVD TO WILMINGTON AVE

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Timeline

PhaseClosed

PostedAug 4

subcontract

Response DeadlineAug 24

Deadline has passed

Submission Closed

08/24/2026, 10:00:00 AM PDT

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Organization & Contact Information

AgencyCalifornia → City of Carson

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → City of Carson

Office AddressN/A

ContactsNo contact information available

Full Description

Supply and installation of compacted crushed aggregate base including site preparation, spreading, grading, and compaction to required density and thickness per Section 302-1.6.