This Subcontract opportunity from California was posted on July 27, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Culvert and Drainage Structure Installation

Closed

State & Local

Submission Closed08/18/2026, 02:00:00 PM PDT

Contract Overview

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

Active Opportunities Like This One

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 and 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 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 construction and installation needs, including AC paving, concrete work, 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 can access plans and specifications via the District's PlanetBids procurement portal or at the J.F. Shea office in Walnut. The company is specifically targeting Disadvantaged Business Enterprises and other SBA-certified small businesses, emphasizing a commitment to equal opportunity and good faith negotiations. Potential subcontractors are expected to be bondable, with J.F. Shea offering to cover up to 1% of bond costs. All bids must strictly adhere to the provided plans and specifications, including all warranty requirements.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

Crane and Rigging ServicesThis subcontract for Crane and Rigging Services involves providing heavy lifting equipment and skilled labor to support prime contractors on New Mexico Public Schools projects. The scope of work focuses on the removal of old elevator equipment from shafts and the precise positioning of new components using cranes and specialized rigging gear to ensure safe delivery and installation. The contract requires all personnel to hold standard safety certifications for crane operation and rigging. Interested parties must respond by December 9, 2026, for this project associated with North Muskegon Public Schools under NAICS code 238990.

North Muskegon Public Schools

POSTED

DEADLINE

Crane and Rigging ServicesThis subcontract for Crane and Rigging Services supports prime contractors on facility projects for North Muskegon Public Schools in Michigan. The scope of work focuses on the heavy lifting and rigging required to remove old HVAC units from roofs and hoist new units into place using mobile cranes and specialized hoisting equipment. The project mandates the use of certified crane operators and strict adherence to established rigging safety standards to ensure the secure transport and placement of all equipment. Interested parties must respond by December 4, 2026, under NAICS code 238990.

North Muskegon Public Schools

POSTED

DEADLINE

General Trades (Carpentry/Rough-in)This subcontract agreement involves providing general trade and rough carpentry services for renovation projects managed by Saline Area Schools in Michigan. The scope of work focuses on executing framing, blocking, and general construction labor to deliver completed rough-in and general trade installations while working under prime contractors. The opportunity is categorized under NAICS code 238990 and was posted on November 14, 2026. Interested parties must submit their responses by the deadline of December 2, 2026, at 6:00 PM.

POSTED

DEADLINE

FencingThis subcontracting opportunity is for the supply and installation of secure perimeter fencing for renovation projects managed by Saline Area Schools in Michigan. The selected contractor will be responsible for providing all necessary fencing materials and installing fence posts to deliver a fully completed and secure perimeter. The solicitation was posted on November 14, 2026, with a response deadline of December 2, 2026. This project falls under NAICS code 238990 and involves working as a subcontractor for prime contractors overseeing the school district's renovation efforts.

POSTED

DEADLINE

Playground Equipment, PIP, and TurfThis subcontract agreement involves the supply and installation of playground equipment, pour-in-place rubber safety surfacing, and synthetic turf for renovation projects at Saline Area Schools in Michigan. The selected contractor will be responsible for the full delivery of completed outdoor play areas, working under prime contractors to install play structures and lay the necessary surfacing materials. The opportunity is categorized under NAICS code 238990 and was posted on November 14, 2026. Interested parties must submit their responses by the deadline of December 2, 2026, at 6:00 PM.

POSTED

DEADLINE

Exterior Perimeter SealingThis subcontract for Exterior Perimeter Sealing involves providing specialized waterproofing services for courthouse projects in Hancock County, Indiana. The selected contractor will work under prime contractors to apply industrial-grade caulk and flashing around new window installations, ensuring all exterior window perimeters are completely watertight. The opportunity is categorized under NAICS code 238990 and was posted on November 14, 2026. Interested parties must submit their responses by the deadline of November 30, 2026, at 1:00 PM.

POSTED

DEADLINE

Industrial Equipment Removal and DisposalThis subcontract for Industrial Equipment Removal and Disposal involves the decommissioning, removal, and legal disposal of two existing generators for prime contractors working on Oregon Department of Fish and Wildlife hatchery projects. The scope of work requires the use of heavy lifting equipment to haul the units from the Pump Station and Mechanical Building sites, ensuring that all industrial equipment is disposed of in strict accordance with environmental regulations. The project is located in Salem, Oregon, and falls under NAICS code 238990. Interested parties must submit their responses by the deadline of December 29, 2026, to facilitate the clearing of the designated sites.

Oregon Department of Fish and Wildlife

POSTED

DEADLINE

ADA Accessibility ImprovementsThis subcontract opportunity for ADA Accessibility Improvements involves providing specialized concrete work for road safety projects within Hennepin County, Minnesota. The selected contractor will be responsible for installing ADA-compliant ramps, sidewalks, and detectable warning surfaces to ensure pedestrian access points meet all Americans with Disabilities Act standards. These services will be performed as a subcontractor supporting prime contractors on various county road safety initiatives, specifically with performance located in Crystal. The solicitation was posted on November 14, 2026, and requires responses to be submitted by December 8, 2026, at 8:00 PM. Classified under NAICS code 238990, the project focuses on the delivery of critical accessibility infrastructure to enhance public safety and regulatory compliance across the county's transportation network.

POSTED

DEADLINE

Pavement Marking and Signage InstallationThis subcontract for Pavement Marking and Signage Installation supports road safety projects within Hennepin County, Minnesota. The scope of work involves the removal of existing pavement markings and the installation of new white and yellow multi-component and preformed thermoplastic markings. Additionally, the contractor is responsible for installing new sign panels and special signs, utilizing a mobile retroreflectometer to ensure all measurements and installations meet project specifications. The opportunity is categorized under NAICS code 238990 and is specifically for performance in Crystal, Minnesota. Interested parties must submit their responses by the deadline of December 8, 2026, at 8:00 PM.

POSTED

DEADLINE

Manhole RehabilitationThis subcontract opportunity with PM Construction & Rehab, LLC involves the structural restoration and sealing of existing wastewater manholes as part of collection system rehabilitation projects in Mangham, Louisiana. The selected contractor will be responsible for cleaning and preparing manhole interiors and applying cementitious coatings, epoxy liners, or structural inserts to eliminate infiltration and exfiltration. Required equipment for the project includes coating sprayers, manhole liners, and epoxy injection systems to ensure the delivery of leak-proof infrastructure. The project is categorized under NAICS code 238990, and preference will be given to contractors with D/M/WBE certification, specifically those recognized as Disadvantaged Business Enterprises by the Department of Transportation. Interested parties must submit their responses by the deadline of November 27, 2026.

PM Construction & Rehab, LLC

POSTED

1 day ago

DEADLINE

in 12 days

AI Contract Overview

The Contra Costa County Public Works Department in California is seeking a subcontractor for a culvert and drainage structure installation project located in Walnut Creek. The scope of work involves the installation of 62 linear feet of 36 inch RCP and 29 linear feet of 4x3 foot box culvert, along with the replacement of drainage structures consisting of one Type IV and two Type III manholes. This opportunity is categorized under NAICS code 238990. Interested parties must submit their responses by the deadline of August 18, 2026.

General Info

Subcontractor needed for culvert and drainage installation in Walnut Creek by August 18, 2026.

Agency

California → Contra Costa County Public Works Department

NAICS

238990 - All Other Specialty Trade Contractors

Place of Performance

Walnut Creek, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 0672-6U6252.

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

View the prime solicitation

Springbrook Road Culvert and Sinkhole Repair

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJul 27

subcontract

Response DeadlineAug 18

Deadline has passed

Submission Closed

08/18/2026, 02:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → Contra Costa County Public Works Department

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Contra Costa County Public Works Department

Office AddressN/A

ContactsNo contact information available

Full Description

Installation of 62 linear feet of 36” RCP, 29 linear feet of 4’x3’ box culvert, and replacement of drainage structures including one Type IV and two Type III manholes.