This Government Contract opportunity from California was posted on June 12, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Site Grading and Earthwork

Closed

State & Local

Submission Closed07/17/2026, 10:00:00 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: 237990

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ADVANCE NOTICE: Rail Modernization Program

Solicitation # WMATA-0000010871

The Washington Metropolitan Area Transit Authority has issued an advance notice for the Rail Modernization Program under solicitation number WMATA-0000010871. This solicitation is categorized under NAICS code 237990, which pertains to other heavy and civil engineering construction. The notice was posted on October 26, 2026, and the deadline for responses is set for September 30, 2027. Interested parties can find further details and manage bids through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

DEADLINE

ALTA, RIVERVIEW, AND KINGS CANYON HIGH WELL DRILLING PHASE

Solicitation # alta-riverview-kings-canyon-high-well-drilling-phase

The Kings Canyon Unified School District is seeking bids for Project No. 1000316-001C, which involves the well drilling phase for Alta, Riverview, and Kings Canyon High schools. The work will be performed across multiple locations in California, specifically within Reedley, Parlier, Dinuba, and Fresno. This solicitation is categorized under NAICS code 237990 and is managed through Anthony J. Prieto Water Well Drilling, Inc. This opportunity is designated as a set-aside for various small business categories, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of November 10, 2026. Primary coordination for the project is handled by Jennah Castagna.

Anthony J. Prieto Water Well Drilling, Inc.

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Construction of The Recharge Master Plan Update (RMPU) Basin Improvements Project - Montclair Basin Improvements

Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin-0

The Recharge Master Plan Update Basin Improvements Project involves the construction of two drop inlet diversion structures across the 25-foot-wide concrete San Antonio Creek Channel in Montclair, California. The scope of work includes excavating 8 to 10 feet below the channel floor, installing steel debris grates, and fitting wall-mounted steel gates on the east sides of the structures. Additionally, the project requires the installation of 4-foot-diameter discharge pipelines leading to Montclair Basins 2 and 3, which will be covered by 3 feet of soil and terminate in concrete outlet structures designed for flow dissipation. The project also encompasses the delivery of complete electrical, instrumentation, and SCADA integration to manage gate actuation, with programming limited to Technical Systems, Inc. or E Technologies Group. This solicitation, issued by Granite Construction Company under NAICS code 237990, has a response deadline of November 5, 2026. The opportunity is designated for Disadvantaged Business Enterprises under the Department of Transportation.

Granite Construction Company

POSTED

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ARWA Carrizo System Expansion: Well Drilling

Solicitation # arwa-carrizo-system-expansion-well-drilling

The Alliance Regional Water Authority is seeking bids for the Carrizo System Expansion project focusing on well drilling services located in Rosanky, Texas. This solicitation, identified as ARWA IFB Number 2026-001, is managed by Hydro Resources - Mid Continent, Inc. and falls under NAICS code 237990. The opportunity is specifically set aside for Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 3, 2026. Primary coordination for this contract is handled by Amy Majors.

Hydro Resources - Mid Continent, Inc.

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Construction of The Recharge Master Plan Update (RMPU) Basin Improvements Project - Montclair Basin Improvements

Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin

Empire Equipment Service, Inc. is soliciting quotes for the Construction of The Recharge Master Plan Update Basin Improvements Project, specifically focusing on the Montclair Basins 2 and 3 Diversion Improvements at the San Antonio Creek Channel in Montclair, California. This project is being conducted for the Inland Empire Utilities Agency and falls under NAICS code 237990. The opportunity is specifically seeking certified DBE and DVBE subcontractors and suppliers, with set-asides available for various small business categories including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. Interested parties must submit their responses by November 5, 2026. Primary inquiries and quotes should be directed to Gio Marquez via the estimating department at Empire Equipment Service, Inc.

Empire Equipment Service, Inc.

POSTED

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Site Compliance and Improvements - Patton Landing

Solicitation # site-compliance-improvements-patton-landing

The State of California Department of General Services is seeking bids for the Site Compliance and Improvements project at Patton Landing, located in Carnelian Bay, Placer County. This solicitation, identified by Project Number 13891 and Event ID 0000040533, focuses on site compliance and infrastructure enhancements under NAICS code 237990. This opportunity is specifically set aside for SBA certified Service-Disabled Veteran Owned Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 10, 2026. Primary coordination for this project is managed through Nayvi Waite at Resource Development Company LLC.

Resource Development Company LLC

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Reinforced Concrete Pipe (RCP) InstallationThis subcontract agreement involves the installation of dual-run storm drainage culverts for prime contractors on City of Bentonville drainage projects. The scope of work requires the installation of 600 linear feet of dual 30-inch Reinforced Concrete Pipe culverts between Inlet A and Inlet B, ensuring that existing flowlines are matched according to City of Bentonville and ARDOT standard drawing PCC-1. The final deliverable is a fully installed and verified dual 30-inch RCP culvert system. To execute this project, the contractor must possess a valid Arkansas State Contractor License and utilize heavy excavation equipment and laser levels. The solicitation was posted on October 25, 2026, with a response deadline of November 10, 2026. This project falls under NAICS code 237990 and is managed through the City of Bentonville in Arkansas.

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Multiple Award Construction Subcontract (same as above)The NASA Jet Propulsion Laboratory is forecasting a Multiple Award Construction Subcontract for work to be performed in Pasadena, California. This opportunity is designated as a competitive set-aside specifically for small businesses under NAICS code 237990. The period of performance for this contract is scheduled to end on September 30, 2025, with options available for extension. Interested parties can find further information regarding small business opportunities through the official JPL acquisition portal.

NASA Jet Propulsion Laboratory

POSTED

DEADLINE

Precast Concrete Box Culvert Supply & InstallationThis subcontract agreement involves the supply and installation of a new 4'x6' precast concrete box culvert for prime contractors working on City of Hudson, Ohio facility projects. The scope of work includes the removal of the existing culvert, comprehensive site preparation, and the installation of precast sections according to specific lines and grades. All work must adhere to the City of Hudson Engineering Standards and ODOT Construction Material Specifications to ensure a fully approved final delivery. The solicitation was posted on October 24, 2026, with a response deadline of November 17, 2026, at 2:30 PM. Classified under NAICS code 237990, this project is managed by the City of Hudson in Ohio. Interested parties can find further details through the provided Bid Express solicitation link.

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Manhole Installation & Heavy Civil WorkThis subcontract for Manhole Installation and Heavy Civil Work involves performing excavation and installation services for prime contractors on municipal projects within the City of Dublin, Georgia. The scope of work requires excavating to depths of 12 to 14 feet while strictly adhering to OSHA safety standards through the use of shoring, shielding, or trench boxes. Technical requirements include installing manholes on 12 inch stone bedding, applying Kore-N-Seal boots to pipe connections, constructing pipe invert channels, and ensuring all structures are backfilled to 90 percent compaction. The project is categorized under NAICS code 237990 and was posted on October 23, 2026, with a response deadline of November 24, 2026. The successful contractor is responsible for the complete delivery of the installed and backfilled manhole structures as specified in the project requirements.

POSTED

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MKBc10 - West Blue Rock Reclamation SOUTH

Solicitation # 49066

The West Blue Rock Reclamation South project, managed by the ODNR Division of Mineral Resources Management, involves the reclamation of approximately 7,550 feet of unreclaimed highwalls and hazardous water bodies in Muskingum County, Ohio. Located near Roseville at 6575 Center Road, the scope of work covers a 36-acre footprint and includes the dewatering of 1.7 million gallons of water and the movement of 348,000 cubic yards of onsite soil to create backfill slopes. Additional requirements include the construction of access roads, sediment control installation, wetland creation, revegetation, and tree planting. The engineer's estimate for the project is 2,551,213.76 dollars. A mandatory pre-bid meeting is scheduled for October 13, 2026, at 10:00 AM at the project site. Interested parties must adhere to the response deadline of October 29, 2026. Project coordination is handled by project officer Jordan Binkley and project engineer Ron Warner.

ODNR-Division of Mineral Resources Management

POSTED

DEADLINE

Hydrologic Restoration & Stream Re-channelingThis subcontract for Hydrologic Restoration and Stream Re-channeling involves performing specialized earthwork for prime contractors on City of Madison Engineering Division projects. The scope of work focuses on restoring natural water flow and reconnecting streams to floodplains through excavation, grading, and the re-contouring of Greenway Cross Sections. Additionally, the contractor is responsible for using heavy excavators and dozers to remove or reduce existing wetland drainage systems to deliver a fully restored stream channel and floodplain. All operations must be conducted in strict compliance with WDNR-GP 22-2024 and USACE NWP 27 permits. The opportunity is categorized under NAICS code 237990, with a response deadline set for November 5, 2026.

City of Madison

POSTED

3 days ago

DEADLINE

in 10 days

AI Contract Overview

This subcontract involves clearing, grubbing, excavation, and grading services to prepare a construction site for foundation work. The project, titled "Site Grading and Earthwork," is overseen by the California Department of Water Resources and pertains to NAICS code 237990, which covers site preparation contractors. The purpose of the work is to ready the ground properly for subsequent foundation activities on the construction site. The solicitation was posted on June 12, 2026, with a response deadline set for July 17, 2026. Although the specific location details are not provided, the contract is under the jurisdiction of California authorities. There is no specified set-aside type or organizational requirement for bidders, indicating it is an open subcontracting opportunity. Further details or updates can be accessed through the California procurement website linked in the contract data.