This Government Contract opportunity from California was posted on August 25, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Rock Slope Protection (RSP) / Riprap Installation

Closed

State & Local

Submission Closed09/04/2026, 09:00:00 PM UTC

Contract Overview

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

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NAICS: 238990

New

SLED

Pavement Markings & Site AccessoriesThis subcontract for the California Department of Parks and Recreation involves the installation of pavement markings and parking accessories for the Caswell Memorial SP, Campground and Day Use Improvements project located in San Joaquin. The scope of work requires the contractor to perform pavement markings, tactile warning surfacing, and the installation of parking bumpers in accordance with sections 321723, 321726, and 321713 respectively, ensuring the delivery of marked parking areas and ADA-compliant surfacing. The opportunity was posted on October 28, 2026, with a response deadline of November 24, 2026. Classified under NAICS code 238990, this project is designed for a subcontractor to support prime contractors in completing the necessary site improvements.

California Department of Parks & Recreation

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 requesting sub-bids from qualified Disadvantaged Business Enterprise subcontractors and suppliers for the Purified Water Replenishment San Jacinto Valley Advanced Water Purification Facility project. Located in San Jacinto, California, this solicitation is for the Eastern Municipal Water District under specification number 1472W. The project encompasses a wide range of construction and supply needs, covering numerous NAICS codes related to heavy civil engineering, specialty trade contracting, and industrial equipment manufacturing. The opportunity is specifically set aside for various SBA-certified entities, including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses, as well as Disadvantaged Business Enterprises. Interested parties must submit their bids by November 17, 2026, at 10:00 A.M. Primary coordination for this solicitation is handled by Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

CONSTRUCTION MANAGER/GENERAL CONTRACTOR (CM/GC) SERVICES FOR DIRECT POTABLE REUSE DEMONSTRATION FACILITY (PHASE 1) RFQ NO. 3002

Solicitation # construction-managergeneral-contractor-cmgc-services-direct-potable-reuse-demonstration-facility

The Metropolitan Water District of Southern California is seeking qualified subconsultants for the Direct Potable Reuse Demonstration Facility Phase 1 project located in Carson, California. This solicitation, RFQ No. 3002, is for Construction Manager/General Contractor services. The opportunity is specifically open to certified MBE, WBE, SBE, DVBE, VOB, and LSA subconsultants, with a focus on SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses, as well as Disadvantaged Business Enterprises. Subconsultant bids must be submitted by October 23, 2026, at 2:00 P.M., ahead of the owner bid date on November 3, 2026. The project encompasses a variety of NAICS codes including specialized construction and engineering services. Interested parties should coordinate through J.F. Shea Construction, Inc., with primary point of contact Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

On-Call Maintenance and Minor Construction Services

Solicitation # RFP-VC-26-008

The Inland Empire Regional Composting Authority is soliciting proposals from licensed general contractors for a Master Services Contract to provide on-call maintenance and minor construction services in California. This time-and-materials contract will be executed through individual Task Orders and covers a broad scope of work, including millwright and welding activities, fire sprinkler system maintenance, general construction such as framing and concrete, and the maintenance of conveyors, hoppers, and heavy equipment. The Authority intends to award multiple contracts based on an evaluation of price, payment terms, the contractor's experience and performance history, the proposed work plan, and sustainability efforts. Proposals must be submitted electronically via PlanetBids by October 29, 2026, at 3:00 pm. Key requirements for contractors include registration with the Department of Industrial Relations and adherence to California Prevailing Wage laws. Contractors must maintain specific insurance coverages, including one million dollars per occurrence for general liability and auto insurance, and must provide performance and payment bonds for any Task Order exceeding 25,000 dollars. Payment is generally issued within 30 days of invoice approval, though an expedited payment protocol is available in exchange for a percentage discount. All work must comply with OSHA standards, and the Authority retains ownership of all project-related documentation and data.

Inland Empire Utilities Agency

POSTED

DEADLINE

Street Striping and Traffic SignageThis subcontract opportunity involves the installation of pavement markings and traffic signage for prime contractors working on street rehabilitation projects for the City of San Antonio. The scope of work includes applying street striping and lane divisions using reflective materials, as well as the installation of road signs and signage posts to ensure completed street striping and signage are delivered. The project is categorized under NAICS code 238990 and is associated with the City of San Antonio in Texas. Interested parties must submit their responses by the deadline of December 11, 2026.

POSTED

DEADLINE

Concrete Retaining WallsThis subcontract involves the construction of combination-type concrete retaining walls for prime contractors working on street rehabilitation projects for the City of San Antonio. The scope of work encompasses the full execution of retaining structures, including excavation, the installation of reinforcing steel bars and rods, and the pouring of concrete to deliver completed walls. The opportunity is categorized under NAICS code 238990 and is associated with the state of Texas. Interested parties must note that the response deadline for this solicitation is December 11, 2026.

POSTED

DEADLINE

Concrete Curbs, Sidewalks, and DrivewaysThis subcontract opportunity involves the installation of concrete infrastructure for street rehabilitation projects within the City of San Antonio. The scope of work includes the forming and pouring of concrete for curbs, sidewalks, residential and commercial driveways, and pedestrian ramps, with a specific requirement for ADA-compliant handicap ramps. The selected subcontractor will provide these services to prime contractors to ensure the delivery of completed concrete installations. The project is categorized under NAICS code 238990 and is associated with the City of San Antonio in Texas. Interested parties must submit their responses by the deadline of December 11, 2026. Further details regarding the solicitation can be accessed through the Texas SmartBuy portal.

POSTED

DEADLINE

Stadium Seating Installation ContractorThis subcontract opportunity is for a Stadium Seating Installation Contractor to perform the physical installation of chair back stadium seats for prime contractors on Texas A&M University Athletics projects. The selected contractor will be responsible for securing seats into existing stadium infrastructure using specialized mounting hardware and tools, ensuring all installations meet strict safety standards for fan use. The final deliverable is a fully installed and accepted seating system. The solicitation was posted on October 28, 2026, with a response deadline of November 23, 2026. This project falls under NAICS code 238990 and is associated with Texas A&M University. Interested parties can find further details and submission guidelines through the provided SciQuest procurement link.

POSTED

DEADLINE

Demolition and Interior Strip-OutThis subcontract for Demolition and Interior Strip-Out involves performing interior finish removal for prime contractors on Environment Agency residential projects. The scope of work includes removing window boards, cover strips, wallpaper, and wall tiles from kitchens and bathrooms, as well as leveling inner plaster finishes and blocking air bricks with bricks and external rendering. The contractor is responsible for clearing all rubble from the site to deliver a stripped and prepared interior surface ready for internal wall insulation installation. To be eligible for this contract, providers must hold Asbestos Awareness and CDM Awareness certifications. The opportunity was posted on October 28, 2026, with a response deadline of November 16, 2026. This project falls under NAICS code 238990 and is managed by the Environment Agency.

POSTED

DEADLINE

Guardrail Installation and AnchorageThis subcontract for the City of Fairburn involves the installation and repair of GDOT-standard guardrail systems and anchorage for prime contractors. The scope of work includes the installation of 1,715 linear feet of Type T and 7,829 linear feet of Type W guardrail, along with TP T1 and TP T2A Guardrail Anchorage. All work must be performed in accordance with the 2021 GDOT Standard and 2024 Supplemental Specifications, utilizing GDOT-certified materials and adhering to MUTCD standards to deliver fully installed and inspected systems. The project is categorized under NAICS code 238990. Interested parties must submit their responses by the deadline of December 7, 2026. This opportunity is managed through the state of Georgia's procurement system for projects located within the City of Fairburn.

POSTED

DEADLINE

Miscellaneous Drainage MaintenanceThis subcontract for Miscellaneous Drainage Maintenance involves providing routine maintenance services for prime contractors working on Georgia Department of Transportation road projects. The scope of work focuses on ensuring drainage infrastructure remains free of obstructions through the clearing of debris from drains, cleaning of culverts, and the performance of minor patching or stabilization within drainage areas. To be eligible, contractors must comply with all GDOT routine maintenance prequalification standards. The solicitation was posted on October 28, 2026, with a response deadline of November 12, 2026. This opportunity falls under NAICS code 238990 and is managed through the Georgia Department of Transportation.

Department of Transportation

POSTED

DEADLINE

Certified Crane Oilers and Rigger/Signal Person ServicesThis subcontract provides certified crane oiler and rigger/signal person services to support prime contractors on projects for the California Department of Water Resources. The scope of work includes performing essential equipment lubrication and basic maintenance, as well as executing load rigging and signaling using standard gear. All lifting operations must be conducted in strict compliance with CCR Title 8 safety standards to ensure operational security. The services will be performed in Butte, California, under NAICS code 238990. Interested parties must submit their responses by the deadline of December 1, 2026. The contract focuses on the delivery of qualified on-site support personnel to maintain equipment efficiency and safety during heavy lifting activities.

California Department of Water Resources

POSTED

about 4 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The El Dorado County Department of Transportation is seeking a subcontractor for a Rock Slope Protection and Riprap Installation project located in Placerville, California. The primary scope of work involves the strategic placement of rock armor to mitigate erosion at culvert outlets and along slopes adjacent to the roadway. This opportunity was posted on August 25, 2026, and requires responses to be submitted by September 4, 2026. The project is categorized under NAICS code 238990, focusing on specialized construction services to ensure infrastructure stability and erosion control.

General Info

Subcontractor needed for rock slope protection and riprap installation in Placerville, California.

Agency

California → EL DORADO COUNTY, DOT

NAICS

238990 - All Other Specialty Trade Contractors

Place of Performance

Placerville, CA, 95667, USA

Set-Aside

NONE

Documents

This scope was carved out of 10334442.

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

View the prime solicitation

Ryan Ranch Road Zone Of Benefit Culvert Replacement Project

AI Contract Breakdown

Uniform Contract Format

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Timeline

PhaseClosed

PostedAug 25

subcontract

Response DeadlineSep 4

Deadline has passed

Submission Closed

09/04/2026, 09:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → EL DORADO COUNTY, DOT

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → EL DORADO COUNTY, DOT

Office AddressN/A

ContactsNo contact information available

Full Description

Placement of rock armor (riprap) to prevent erosion at culvert outlets and along slopes adjacent to the roadway.

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