This Government Contract opportunity from Department Of Defense was posted on July 6, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Maintenance Dredging Operations – Hydraulic Cutterhead Dredging

Closed

Federal

Submission Closed07/16/2026, 03:00:00 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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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.

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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

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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

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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

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 St. Boat Ramp Restoration project in Clearwater, Florida. The scope of work involves the comprehensive repair and restoration of an existing boat ramp facility that has suffered typical degradation. Key activities include the removal of the existing structure, dredging and grading of native soils, placement of gravel fill, and the final design and installation of new concrete boat ramps. The finished facility must feature four launching bays providing eight total ramps, with two outer ramps measuring approximately 56 feet and six interior ramps measuring approximately 46 feet from mean high water to the toe. The completed ramps must be capable of supporting vessels exceeding 35 feet with combined weights over 10 tons. Additional requirements include the temporary relocation and preservation of floating docks and gangways to ensure ADA-compliant travel. The project is categorized as marine construction with an estimated value of 750,000 dollars. Bidders must provide a bid security equal to 10 percent of their maximum bid price and furnish payment and performance bonds within ten days of a contract award. The period of performance is 180 calendar days from the Notice to Proceed. Contractors must choose between two construction sequencing options: Alternate A, which utilizes a phased closure to minimize public disruption, or Alternate B, which allows for a maximum 45-day simultaneous closure of all ramps. Technical specifications require concrete with a compressive strength of 4,000 PSI and a minimum design load of 300 PSF. Environmental compliance is mandatory, requiring the implementation of Stormwater Pollution Prevention Plans and the use of turbidity curtains.

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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.

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DEADLINE

Sewer Main Pipe Bursting SpecialistThis subcontract agreement appoints a Sewer Main Pipe Bursting Specialist to perform trenchless rehabilitation of existing sewer mains for prime contractors on Napa Sanitation District projects in Napa, California. The scope of work involves the rehabilitation of approximately 13,769 linear feet of 6-inch and 8-inch sewer mains utilizing pipe bursting equipment and the installation of replacement HDPE or compatible piping. The selected contractor must maintain DIR Registration and strictly adhere to all established trenching and excavation safety standards to ensure the successful delivery of the rehabilitated infrastructure. Interested parties must submit their responses by the deadline of December 3, 2026.

Napa Sanitation District

POSTED

about 9 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The contract involves hydraulic dredging operations using cutterhead dredges to maintain required navigation depths in the Sabine-Neches Waterway, a critical maritime corridor. The work includes the mechanical excavation of sediment with cutterheads followed by hydraulic conveying of the material via pipeline to designated upland disposal sites, ensuring continuous navigability for commercial and defense vessels. All activities are focused on routine maintenance rather than new construction, with operations tailored to the specific hydrographic and environmental conditions of the waterway. Issued by the Department of Defense through its W076 Endist Galveston office, this is a subcontract opportunity under NAICS code 237990 for other heavy and civil engineering construction. The solicitation was posted on July 6, 2026, with proposals due by July 16, 2026, and the primary place of performance is Sabine Pass. The project demands specialized dredging expertise, adherence to environmental and safety regulations, and the ability to manage large-scale material transport under operational constraints common to busy waterways. There is no set-aside designation specified, and the contract is open to qualified contractors capable of executing complex hydraulic dredging tasks in a regulated coastal environment.

General Info

Hydraulic dredging to maintain navigation depth in Sabine-Neches Waterway via cutterhead dredges and upland disposal.

Agency

Department Of Defense → W076 Endist Galveston

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

Sabine Pass, TX, USA

Set-Aside

NONE

Documents

This scope was carved out of W912HY27X0048.

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

View the prime solicitation

FY27 SNWW, Texas Sabine-Neches Waterway Maintenance Dredging

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJul 6

subcontract

Response DeadlineJul 16

Deadline has passed

Submission Closed

07/16/2026, 03:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → W076 Endist Galveston

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → W076 Endist Galveston

Office AddressN/A

ContactsNo contact information available

Full Description

Hydraulic dredging using cutterhead dredges to maintain navigable channel depths in the Sabine-Neches Waterway, including material transport via pipeline to upland disposal areas.