This Government Contract opportunity from Department Of Defense was posted on June 25, 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

Federal

Submission Closed06/30/2026, 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, focusing on specialized heavy civil engineering and construction services necessary for the modernization of rail infrastructure. Interested parties have until September 30, 2027, to submit their responses. The procurement process is being managed by the agency's Virginia-based organization, and further details regarding bid submissions can be accessed 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 by the Kings Canyon Unified School District under project number 1000316-001C. This project involves well drilling operations across multiple locations in California, specifically within Reedley, Parlier, Dinuba, and Fresno. The solicitation 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 of November 10, 2026. Interested parties may contact Jennah Castagna for further information regarding the submission process.

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 each structure. 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 full electrical, instrumentation, and SCADA integration to manage gate actuation, with programming limited to approved integrators Technical Systems, Inc. or E Technologies Group. This solicitation is managed by Granite Construction Company, with a response deadline of November 5, 2026. The contract is categorized under NAICS code 237990 and includes a set-aside for Disadvantaged Business Enterprises.

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. The project is located at the San Antonio Creek Channel at I-10 and Moreno Street in Montclair, California, and is being performed for the Inland Empire Utilities Agency. This 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 certified businesses. Interested parties must submit their responses by November 5, 2026. Primary inquiries and submissions should be directed to Gio Marquez via the estimating department at Empire Equipment Service, Inc.

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 proposals 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

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. This opportunity is set aside for Small Businesses under NAICS code 237990. Interested parties must submit their responses by the deadline of November 4, 2026. For further inquiries, the primary point of contact is Savana Powell.

POSTED

DEADLINE

Gas Utility ImprovementsThis subcontract focuses on the execution of gas line improvements for prime contractors working on City of San Antonio infrastructure projects. The scope of work involves performing gas utility upgrades and relocations specifically designed to meet CPS Energy standards to ensure the delivery of modernized gas infrastructure. The opportunity is categorized under NAICS code 237990 and is associated with the City of San Antonio in Texas. Interested parties should note that the response deadline is December 1, 2026, with the solicitation having been posted on October 28, 2026.

POSTED

DEADLINE

C26863031 CASWELL MEMORIAL STATE PARK - Campground and Day Use Improvements

Solicitation # C26863031

The California Department of Parks and Recreation is soliciting bids for contract C26863031 to upgrade the campground and day use areas at Caswell Memorial State Park in San Joaquin County. This lump sum project, with an engineer's estimate between 4.2 million and 5.8 million dollars, requires the contractor to provide all labor, materials, and equipment to perform work including asphalt demolition, clear and grub operations, and AC overlay. The project must be completed within 365 calendar days from the notice to proceed, with a maximum of 30 days allocated for punch list items and final completion. Eligible bidders must hold a Class A and/or B license and be registered with the Department of Industrial Relations per SB 854. Award is based on the low price method, though incentives are provided for Disabled Veteran Business Enterprise participation exceeding the mandatory 6 percent goal, subject to a 100,000 dollar cap. Certified small businesses may also receive a 5 percent preference. Bids must be submitted electronically in PDF format to the designated email address by the specified deadline. The contractor is responsible for adhering to local prevailing wage rates, ADA compliance, and strict material storage and labeling standards. Quality control will be managed through on-site inspections, required testing logs, and the use of approved mockups to establish aesthetic and workmanship standards.

California Department of Parks & Recreation

POSTED

DEADLINE

Sewer Connection ServicesThis subcontract for Sewer Connection Services involves the installation of NIW sewer connections to Kinnard Street for prime contractors working on Department of Education facility projects. The scope of work includes all necessary excavation, pipe laying, and the final connection to the municipal sewer main to ensure a functional, inspected, and approved system. To be eligible for this project, the contractor must hold NIW approved contractor status and secure all required street works permits. The contract falls under NAICS code 237990 and is specifically designated for infrastructure improvements supporting Department of Education facilities.

Department of Education

POSTED

DEADLINE

Solicitation # 26-0075-MA

The City of Clearwater is soliciting bids for the Seminole Boat Ramp Restoration project in Clearwater, Florida. The scope of work involves the comprehensive repair and reconstruction of eight launching ramps across four bays, designed to accommodate vessels exceeding 35 feet and weighing over 10 tons. Key project activities include the demolition of existing concrete structures, dredging and grading of native soils, placement of various gravel fills, and the installation of new concrete ramps using either a precast slab system or pour-in-place solution. Additionally, the contractor is responsible for the temporary relocation and re-anchoring of floating docks to ensure ADA-compliant travel, the installation of articulated concrete mattresses for scour protection, and the implementation of strict environmental controls, including turbidity curtains and stormwater pollution prevention plans. Bidders must be pre-qualified in Marine Construction for at least 750,000 dollars and provide a bid security deposit equal to 10 percent of their maximum bid price. The project must be completed within 180 calendar days from the Notice to Proceed, with a hard deadline for full public restoration by February 15, 2027. To minimize public disruption, the contract limits the simultaneous closure of all four ramps to a maximum of 45 calendar days. Performance will be verified through third-party topographic surveys, with acceptance based on post-grading soundings compared to the design template. Progress payments will be prorated monthly based on the physical percentage of project completion.

POSTED

DEADLINE

Site Work and EarthworkThis subcontract for Site Work and Earthwork involves comprehensive site preparation for a school addition project managed by the Henry County Board of Education in Georgia. The scope of work includes critical early-stage construction activities such as clearing and grubbing, rough grading, soil stabilization, and trenching for utilities. The primary objective is to deliver a fully graded building pad and a site properly prepared for subsequent foundation work and drainage requirements. The solicitation was posted on October 28, 2026, with a response deadline set for December 3, 2026. Classified under NAICS code 237990, the contract requires the selected subcontractor to coordinate closely with prime contractors to ensure all excavation and grading specifications are met to prepare the facility for vertical construction.

Henry County Board of Education

POSTED

about 7 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The contract involves comprehensive site grading and earthwork services including clearing, grubbing, excavation, and grading to achieve specified design elevations and ensure proper drainage alignment. All work must be executed in accordance with project requirements to prepare the construction site for subsequent phases, with emphasis on precision in earth movement and compliance with engineered specifications. The scope is focused on site preparation activities critical to foundational construction integrity and water management. This subcontract, issued under NAICS code 237990, is advertised by the ASC Commodities Division of the Department of Defense and requires responses by June 30, 2026. Performance is required at Tracy, California, with a zip code of 95304-5000. The solicitation is open for subcontractor bids through the DIBBS portal, and interested parties must submit proposals prior to the stated deadline to be considered for award.

General Info

Site grading and earthwork for DoD project in Tracy, CA, due June 30, 2026, via DIBBS.

Agency

Department Of Defense → ASC COMMODITIES DIVISION

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

TRACY, CA, 95304-5000, USA

Set-Aside

NONE

Documents

This scope was carved out of SPE4A6-26-T-97A1.

The full solicitation package (2 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

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Timeline

PhaseClosed

PostedJun 25

subcontract

Response DeadlineJun 30

Deadline has passed

Submission Closed

06/30/2026, 05:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → ASC COMMODITIES DIVISION

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → ASC COMMODITIES DIVISION

Office AddressN/A

ContactsNo contact information available

Full Description

Clearing, grubbing, excavation, and grading of the construction site to meet design elevations and drainage requirements.

More opportunities from Department Of Defense → ASC COMMODITIES DIVISION

Same awarding agency

NAICS: 335999

New

DIBBS

Radio Frequency Cable Assembly SupplierThis subcontract opportunity with the Department of Defense ASC Commodities Division requires a supplier to manufacture or source a specific Radio Frequency Cable Assembly, identified as NSN 5995-01-529-7383, for prime contractors on DLA supply contracts. The selected provider must adhere to strict quality and technical standards, including sampling per MIL-STD-1916 or ASQ H1331, marking according to MIL-STD-129 and RQ017, and packaging in compliance with MIL-STD-2073-1E and RP001. Beyond technical specifications, the contractor must meet critical cybersecurity and regulatory requirements, specifically a CMMC Level 2 self-assessment and compliance with DFARS 252.204-7012. The scope of work involves the delivery of one fully packaged and marked RF cable assembly. Interested parties should note the response deadline of October 30, 2026.

All Other Miscellaneous Electrical Equipment and Component Manufacturing

POSTED

1 day ago

DEADLINE

Site Grading and Earthwork

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