This Government Contract opportunity from Department Of Defense was posted on April 29, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Sediment Trap Excavation

Closed

Federal

Submission Closed05/11/2026, 06:30:00 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: 238990

New

SLED

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DEADLINE

Guardrail, Barrier, and Fencing InstallationThe contract involves the supply and installation of traffic barriers, guardrails, and perimeter fencing specifically along the bridge and approach areas within District 2. It is a subcontract opportunity issued by the Massachusetts Department of Transportation, targeting projects aligned with NAICS code 238990, which covers specialty trade contractors. The solicitation and response deadline are both set for August 28, 2026, indicating a firm timeline for proposal submissions. This contract focuses on enhancing safety infrastructure by installing physical barriers to protect vehicular traffic and secure the perimeter of bridge environments. While the specific location details beyond District 2 are not provided, the project is managed by MassDOT, signaling a public transportation infrastructure priority within the state. Interested parties can access further details and submit proposals through the designated online platform provided by the agency.

Massachusetts Department of Transportation

POSTED

DEADLINE

Bridge Demolition ServicesThe contract involves the complete demolition of Bridge No. C-13-038 (OWR), encompassing all associated debris removal and site clearance tasks. It is a subcontract opportunity issued by the Massachusetts Department of Transportation (MASSDOT) and relates to the NAICS code 238990, which generally covers specialty trade contractors. The project is set to take place in District 2 within Massachusetts, with a response deadline on August 28, 2026. The contract aims to fully remove the existing bridge structure and ensure the site is cleared and prepared following demolition activities.

POSTED

DEADLINE

MSE Wall Design and InstallationThis contract involves the design and construction of Mechanically Stabilized Earth (MSE) retaining walls specifically for bridge approach areas. The scope of work includes not only the structural design and installation of these retaining walls but also encompasses associated drainage work, reinforcement, and coordination with existing utilities to ensure seamless integration within the project site. The contract is a subcontract opportunity facilitated by the Massachusetts Department of Transportation (MASSDOT), with the place of performance identified as District 4. The contract falls under the NAICS code 238990, which typically covers specialty trade contractors. The solicitation was posted and the response deadline is set for June 26, 2026. While some organizational details and contact points are not specified, the public link for submission and further information is available through MASSDOT's bidding portal. This contract represents a critical infrastructure project focused on enhancing bridge approaches through robust retaining wall solutions, requiring expertise in both geotechnical and structural aspects of construction.

MASSDOT

POSTED

in 10 days

DEADLINE

in 10 days

AI Contract Overview

The contract involves the precise excavation of a sediment trap to a depth of negative 38.5 feet Mean Lower Low Water (MLLW), with an additional one foot of paid overdepth allowed. The work requires precision dredging techniques within a confined area, highlighting the need for careful and accurate execution. This subcontract is identified under the NAICS code 238990, which pertains to specialized excavation and other construction services. Issued by the Department of Defense through the W075 Endist San Francisco office, the solicitation was posted on April 29, 2026, with responses due by May 11, 2026, at 6:30 PM. While specific location and contact details are not provided, the contract emphasizes specialized dredging expertise and adherence to exact depth requirements to ensure successful sediment removal in a restricted environment.

General Info

Excavate sediment trap to -38.5 feet MLLW with one-foot overdepth, precision dredging required.

Agency

Department Of Defense → W075 Endist San Fran

NAICS

238990 - All Other Specialty Trade ContractorsView NAICS

Place of Performance

CA, USA

Set-Aside

NONE

Documents

(0)

No documents available

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Timeline

PhaseClosed

PostedApr 29

subcontract

Response DeadlineMay 11

Deadline has passed

Submission Closed

05/11/2026, 06:30:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → W075 Endist San Fran

ContactsNo contacts available

OfficeN/A

Organization / Agency

Department Of Defense → W075 Endist San Fran

Office AddressN/A

ContactsNo contact information available

Full Description

Excavate sediment trap to -38.5 ft MLLW + 1 ft paid over depth requiring precision dredging in a confined area.