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This Government Contract opportunity from Department Of Defense was posted on September 3, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Mechanical Dredging and Material Removal

Closed
Federal

Contract Overview

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

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NAICS: 237990
New
Federal
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

about 2 hours ago

DEADLINE

in about 1 month
NAICS: 237990
New
SLED
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

about 15 hours ago

DEADLINE

in 8 days

AI Contract Overview

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This subcontract for Mechanical Dredging and Material Removal involves performing underwater excavation for prime contractors on USACE projects within the Houston Ship Channel. The scope of work requires the use of mechanical dredging equipment, specifically bucket or clamshell dredges, to remove materials in areas where hydraulic dredging is not applicable. The contractor is responsible for delivering the dredged channel to specified depths and dimensions while ensuring full compliance with the National Dredging Quality Management Program per Section 35 20 23.43. The opportunity is issued by the Department of Defense through the W076 Endist Galveston agency under NAICS code 237990. Interested parties must submit their responses by the deadline of September 10, 2026.

General Info

Mechanical dredging subcontract for USACE Houston Ship Channel projects, deadline September 10, 2026.

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

TX

Set-Aside

NONE

Documents

This scope was carved out of W912HY26BA015.

The full solicitation package (11 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Houston Ship Channel Sims to Turning Basin Maintenance Dredging

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Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

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Organization & Contact Information

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AgencyDepartment Of Defense → W076 Endist Galveston
ContactsNo contacts available
OfficeN/A
Office AddressN/A
ContactsNo contact information available

Full Description

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Performs underwater excavation for prime contractors on USACE projects in the Houston Ship Channel using mechanical dredging equipment. Removes materials using bucket or clamshell dredges in areas where hydraulic dredging is not applicable. Complies with the National Dredging Quality Management Program (DQM) per Section 35 20 23.43. Delivers dredged channel to specified depths and dimensions.

More opportunities from Department Of Defense → W076 Endist Galveston

Same awarding agency

NAICS: 237990
New
Federal
Gulf Intracoastal Waterway High Island to Causeway with Channel to Port Bolivar Maintenance Dredging
Solicitation # W912HY26BA019
Solicitation W912HY26BA019 is a firm-fixed-price contract issued by the U.S. Army Corps of Engineers, Galveston District, for maintenance dredging of the Gulf Intracoastal Waterway from High Island to Causeway, including the channel to Port Bolivar, in Texas. The project focuses on addressing shoaling within tributary channels across Chambers, Galveston, and Brazoria Counties. The scope is divided into a primary schedule involving approximately 959,000 cubic yards of dredging to be completed within 270 calendar days of the notice to proceed, along with five optional work items. These options include dredging at the Galveston Alternate Route, Offatts Bayou Channel, and Bolivar Ferry Channel, as well as beneficial use placement at the Joycelyn Nungaray area. The procurement is conducted via sealed bidding, with the award granted to the responsible bidder offering the most advantageous price. Bidders must provide a bid guarantee of 20 percent of the offer or 3 million dollars, whichever is less, and furnish 100 percent performance and payment bonds upon award. Key administrative requirements include electronic invoicing through Wide Area WorkFlow and compliance with the Buy American Act. The solicitation has been modified by two amendments, the most recent of which extended the bid opening date to November 3, 2026. Performance for the primary CLINs is expected within 165 calendar days from the notice to proceed, while option items have shorter specific lead times ranging from 5 to 25 days.
Other Heavy and Civil Engineering Construction

POSTED

1 day ago

DEADLINE

in 6 days
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NAICS: 237990
New
Federal
FY26 HOUSTON SHIP CHANNEL, TEXAS BAYPORT FLARE HOPPER DREDGING
Solicitation # W912HY26BA018
The FY26 Houston Ship Channel, Texas Bayport Flare Hopper Dredging project is an unrestricted sealed bid solicitation issued by the US Army Engineer District Galveston. The project involves maintenance dredging of the Houston Ship Channel adjacent to the Bayport Flare and the Bayport Flare adjacent to the Bayport Ship Channel across Galveston, Harris, and Chambers Counties, Texas. Dredged materials are to be transported to and disposed of in Ocean Dredged Material Disposal Site zones D and F. The estimated price range for the project is between $25,000,000 and $100,000,000, with a performance period requiring work to commence within 10 calendar days of the notice to proceed and reach completion within 85 calendar days. Key technical requirements include the use of hopper dredging and adherence to the USACE National Dredging Quality Management Program. Contractors must implement an Endangered Species Protection Plan, specifically regarding sea turtle protection and relocation, which are listed as option line items. Contract administration will be managed through the Resident Management System and the Construction Management Platform for handling Controlled Unclassified Information. Bidders are evaluated based on total price and qualifications, with a 10 percent price evaluation preference granted to HUBZone small business concerns. Payments are processed electronically via the Wide Area WorkFlow system under fixed-price construction terms.
Other Heavy and Civil Engineering Construction

POSTED

1 day ago

DEADLINE

in 13 days
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