This Government Contract opportunity from Department Of Defense was posted on August 11, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Excavation and Site Grading

Closed

Federal

Submission Closed08/24/2026, 05:00:00 PM UTC

Contract Overview

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

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NAICS: 237990

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SLED

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 all other miscellaneous contractor specialty navigation services, and is managed through the agency's Virginia-based organizational structure. Interested parties have until September 30, 2027, to submit their responses. Further details and bidding processes are managed 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 Alta, Riverview, and Kings Canyon High Well Drilling Phase is a solicitation issued for project number 1000316-001C on behalf of the Kings Canyon Unified School District. The scope of work involves well drilling operations located across Reedley, Parlier, Dinuba, and Fresno, California. This project is categorized under NAICS code 237990 and is managed through Anthony J. Prieto Water Well Drilling, Inc. This opportunity is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. The solicitation was posted on October 28, 2026, with a response deadline set for November 10, 2026. Interested parties may coordinate through the primary point of contact, Jennah Castagna.

Anthony J. Prieto Water Well Drilling, Inc.

POSTED

DEADLINE

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. Technical requirements include the provision of complete electrical, instrumentation, and SCADA integration to operate the gates, with programming limited to approved integrators Technical Systems, Inc. or E Technologies Group. This solicitation, managed by Granite Construction Company, is categorized under NAICS code 237990 and includes a Disadvantaged Business Enterprise set-aside. Interested parties must submit responses by November 5, 2026.

Granite Construction Company

POSTED

DEADLINE

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.

POSTED

DEADLINE

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 coordination for this solicitation is handled by Gio Marquez.

Empire Equipment Service, Inc.

POSTED

DEADLINE

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. The 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

POSTED

DEADLINE

Structural Repair at NCMT Berths 24-3 and 24-4, CA

Solicitation # structural-repair-ncmt-berths-24-3-24-4-ca

This solicitation, issued by Griffith Company, concerns structural repair work at NCMT Berths 24-3 and 24-4 located in California. The scope of work involves the demolition and removal of existing concrete decks, pile caps, and appurtenances, followed by the construction of a new reinforced concrete deck. Additionally, the project requires the repair of existing piles, the installation of pile jackets, and the replacement of various waterfront elements, including bull rails, wale systems, fenders, and mooring hardware such as bollards. The opportunity is set aside for small businesses under NAICS code 237990. Interested parties must submit their responses by the deadline of November 4, 2026. Primary coordination for this project is handled by Savana Powell.

POSTED

DEADLINE

Construction Services for Confined Aquatic Disposal Cell Construction and Maintenance Dredging of the Providence River Federal Navigation Project, Providence, Rhode Island.

Solicitation # W912WJ27X1CUP

The U.S. Army Corps of Engineers, New England District, is seeking information from small and large businesses for a dredging project in Providence, Rhode Island, under NAICS code 237990. The project is estimated to cost between $80,000,000 and $100,000,000, with a solicitation expected around March 15, 2027. Construction is scheduled to begin in September 2027 and last approximately two years, spanning two dredging seasons from September 1, 2027, to August 31, 2029. The work is divided into two primary sequences: the construction of a new Confined Aquatic Disposal (CAD) cell at Edgewood Shoals North, including an access channel, and the subsequent maintenance dredging of the Providence River and Harbor Federal Navigation Project to a depth of -40 feet MLLW plus two feet of allowable overdepth. The total scope involves mechanically dredging approximately 5,500,000 cubic yards of material using closed clamshell buckets. Specifically, 3,200,000 cubic yards will be removed to create the CAD cell, with material placed at Port Edgewood Basin, Fox Point Reach CAD cells, Prudence Island, and the Rhode Island Sound Disposal Site. The remaining 2,300,000 cubic yards of maintenance material will be placed within the newly constructed Edgewood Shoals North CAD cell. To meet strict environmental windows and project timelines, the contractor must maintain a production rate of at least 300,000 cubic yards every 30 calendar days, operating 24 hours a day, 7 days a week. Interested firms must submit a capabilities package by November 26, 2026, demonstrating experience with these production rates and open water placement in New England during winter months.

W2SD Endist New England

POSTED

DEADLINE

Culvert Removal and InstallationThis subcontract involves the removal and installation of drainage infrastructure for prime contractors on Oregon Department of Transportation highway projects located in White City, Oregon. The scope of work requires the removal of 135 linear feet of 24 inch culverts and the installation of 135 linear feet of new 24 inch culverts, which must be tied into existing shoulder manholes to deliver a fully completed system. All trench backfill and bedding must be performed in strict accordance with ODOT Standard Drawings RD300, RD319, RD336, and RD345. The project is categorized under NAICS code 237990, with a response deadline set for November 11, 2026.

Department of Transportation

POSTED

DEADLINE

San Vicente and Mt. Olivette Reservoir Improvements Project - Construction

Solicitation # SP2797-CT

The San Vicente and Mt. Olivette Reservoir Improvements Project (SP2797-CT) is a construction solicitation issued by the City of Santa Monica Public Works Engineering Division. The project involves comprehensive upgrades and improvements to the San Vicente and Mt. Olivette reservoirs, with an estimated contract value of $27,344,000. Bidders are required to hold a Class A General Engineering license. The scope of work includes civil, structural, and electrical improvements, such as the installation of flexible expansion joints, meter and valve vaults, and concrete-lined swales, as well as cathodic corrosion protection and SCADA integration. The contract specifies a performance period of 730 calendar days, though the sample contract mentions substantial completion within 520 calendar days from the Notice to Proceed. Bids must be submitted electronically via the OpenGov portal by November 5, 2026, at 3:00 pm. Key requirements include the provision of Labor and Material Payment and Performance Bonds for 100% of the contract sum, compliance with prevailing wages, and adherence to the Santa Monica Living Wage Ordinance. Liquidated damages for delays are set at $13,200 per day. The project is subject to rigorous inspection standards, including ASTM and CBC requirements, with the Prime Contractor responsible for contracting and billing Enterprise Automation for specific integration services.

D500 PUBLIC WORKS - ENGINEERING DIVISION

POSTED

DEADLINE

CP1248808-Lake LaVerne-Improvements-Bridge and Amphitheater

Solicitation # 49337

Iowa State University is soliciting bids for the Lake LaVerne Improvements Bridge and Amphitheater project, identified by solicitation number 49337. This construction effort focuses on site enhancements including the installation of a 10 foot wide PCC pedestrian path, PCC sidewalks, and site lighting. Additionally, the scope of work encompasses the creation of outdoor amphitheater seating using limestone blocks, as well as comprehensive lakebed and shoreline grading and restoration. The solicitation was posted on October 27, 2026, with a response deadline set for November 3, 2026. Classified under NAICS code 237990, the project will be performed in Iowa. Interested parties can find further details and submission guidelines through the provided Bid Express link.

Iowa State University

POSTED

DEADLINE

Microtunneling and Trenchless Sewer InstallationThis subcontract for Microtunneling and Trenchless Sewer Installation involves the installation of casing pipes for prime contractors on Baltimore County Government sewer projects. The scope of work includes the operation of remotely controlled, steerable, guided Microtunnel Boring Machines to install 36-inch and 48-inch steel pipe and liner plates. Additionally, the contractor is responsible for constructing jacking and receiving pits, which encompasses excavation, sheeting, shoring, and dewatering, ensuring that installed casing pipes are within one inch of alignment. Qualified candidates must possess at least 10 years of similar experience and maintain strict compliance with OSHA 29 CFR 1926 and ANSI A10.16-1995 safety standards. The opportunity is categorized under NAICS code 237990, with a response deadline set for November 5, 2026.

Baltimore County Government

POSTED

about 21 hours ago

DEADLINE

in 8 days

AI Contract Overview

This subcontract opportunity, titled Excavation and Site Grading, is issued by the Department of Defense under the Maritime Supply Chain ESOC Buys agency. The scope of work focuses on comprehensive earthwork services, specifically including excavation, grading, and site preparation necessary for the installation of foundations and utilities. The project is designated under NAICS code 237990 and will be performed at Pearl Harbor, zip code 96860-5033. The solicitation was posted on August 11, 2026, with a response deadline set for August 24, 2026. Interested parties can find further details and submission guidelines through the provided DIBBS portal link.

General Info

DoD subcontract for excavation and site grading at Pearl Harbor, due August 24, 2026.

Agency

Department Of Defense → MARITIME SUPPLY CHAIN ESOC BUYS

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

PEARL HARBOR, HI, 96860-5033, USA

Set-Aside

NONE

Documents

This scope was carved out of SPE7M0-26-T-038T.

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

View the prime solicitation

VALVE, RELIEF, PRESSU

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Timeline

PhaseClosed

PostedAug 11

subcontract

Response DeadlineAug 24

Deadline has passed

Submission Closed

08/24/2026, 05:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → MARITIME SUPPLY CHAIN ESOC BUYS

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → MARITIME SUPPLY CHAIN ESOC BUYS

Office AddressN/A

ContactsNo contact information available

Full Description

Earthwork including excavation, grading, and site preparation for foundation and utilities.

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Same awarding agency

NAICS: 332722

New

DIBBS

Supply of Stainless Steel Lock WashersThis subcontract involves the manufacture or sourcing of 749 stainless steel lock washers for prime contractors supporting Department of the Navy supply contracts. The components must conform to FF-W-100 Type 3 Style 1 specifications using CRES Composition 302 stainless steel. All items, identified by NSN 5310012533723, must be packaged according to ASTM D3951 and palletized per RP001 standards, with delivery terms set as FOB Origin. Managed under the Maritime Supply Chain ESOC Buys within the Department of Defense, the contract requires strict adherence to NIST SP 800-171 standards for the handling of covered defense information. Performance for this requirement is centered in Portsmouth, Virginia, under NAICS code 332722.

Bolt, Nut, Screw, Rivet, and Washer Manufacturing

POSTED

5 days ago

DEADLINE

Excavation and Site Grading

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