This Solicitation opportunity from Department Of Defense was posted on May 19, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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FY26-29 Grays Harbor Inner Dredging

Closed

W912DW26BA008Federal

Submission Closed05/18/2026, 05:30:00 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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In-Water Construction and TOY Restrictions ComplianceThe contract involves performing in-water construction activities such as foundation installation and cofferdam setup while adhering to Time-of-Year (TOY) restrictions designed to protect aquatic habitats. This work must be carried out within specified environmental windows to ensure minimal impact on sensitive species and their ecosystems. The project is overseen by the Massachusetts Department of Transportation and is categorized under the NAICS code 237990, which pertains to specialized heavy construction. Work will take place in District 4 of Massachusetts, with an emphasis on compliance with environmental regulations related to aquatic habitat protection. Proposals for this subcontract were due on June 26, 2026, the same day the solicitation was posted. The contract focuses on ensuring construction activities align with ecological considerations while meeting the technical requirements of foundation and cofferdam installation in aquatic settings.

Massachusetts Department of Transportation

POSTED

DEADLINE

Earthwork and Site GradingThe contract entails earthwork services specifically focused on excavation, grading, and soil compaction to prepare the foundation and improve site drainage for construction purposes. It is classified under NAICS code 237990, which pertains to specialized earthwork activities. The work will be performed in Sumner, Tennessee, under the oversight of the Tennessee Department of Transportation. This subcontract opportunity was posted with a response deadline on June 26, 2026. The scope of the project emphasizes preparing the site to ensure proper structural support and effective drainage, which are critical for the stability and longevity of future construction. As a subcontract, this contract likely requires coordination with a primary contractor or project lead. Although specific contact details and set-aside provisions are not provided, interested parties can access further information and submit proposals via the specified online portal.

Tennessee Department of Transportation

POSTED

DEADLINE

Earthwork and ExcavationThe contract involves clearing, grubbing, and excavation work necessary for roadway grading and drainage structures as part of a federal-aid highway project. It is categorized under earthwork and excavation, with the NAICS code 237990, indicating specialized construction activities. The project is managed by the Tennessee Department of Transportation and will be performed in Marion. Proposals were due on June 26, 2026, the same date the contract details were posted. This is a subcontract opportunity, though no set-aside type is specified. The scope emphasizes site preparation and earthmoving activities essential for the successful development of roadway infrastructure, specifically addressing grading and drainage improvements. The online portal for submitting proposals and viewing further details is maintained by the Tennessee Department of Transportation.

Tennessee Department of Transportation

POSTED

DEADLINE

Railway-Adjacent Earthwork and GradingThis contract involves earthwork operations including excavation, embankment, and grading in close proximity to active railroad tracks. The work requires strict adherence to established railway protection protocols to ensure safety and minimize disruption to rail traffic. Special emphasis is placed on advance notification procedures, particularly for any planned blasting activities, to maintain compliance with regulatory and safety standards. The contract is issued by the Tennessee Department of Transportation (TDOT) and is categorized under NAICS code 237990, which pertains to other heavy and civil engineering construction. Performance is scheduled to take place in Dyer, Tennessee. Proposals must be submitted by the specified deadline on June 26, 2026, aligning with the posted date, and the opportunity is structured as a subcontract, though no specific set-aside provisions are indicated. The contract includes clear operational guidelines to ensure coordination between construction activities and railroad operations for successful project execution.

POSTED

DEADLINE

Site Grading and EarthworkThe contract involves site grading and earthwork activities, including excavation, cut and fill operations, grading, and compaction, aimed at preparing a site for future construction. The work will primarily take place in Sumner and falls under the NAICS code 237990, which typically covers special trade contractors in construction. Issued by the Tennessee Department of Transportation (TDOT), this subcontract was posted on June 26, 2026, with the same date set as the deadline for proposal submissions. While no specific solicitation number or office address details are provided, the contract is clearly focused on specialized earthwork services essential for groundwork preparation. Interested parties can access more information and submit proposals through the official TDOT bidding platform.

TDOT

POSTED

in 10 days

DEADLINE

in 10 days

AI Contract Overview

The contract involves the maintenance dredging of the Grays Harbor and Chehalis River Federal Navigation Channel located in Grays Harbor County on Washington State’s southwest coast. This channel is crucial for ensuring safe passage and adequate turning space for large vessels travelling from the Pacific Ocean to the Port of Grays Harbor and local facilities in Aberdeen, Hoquiam, and Cosmopolis. The project requires annual maintenance dredging over a fifteen-year period from 2018 through 2033 to preserve navigability. Recent amendments include updates to the bid schedule optional item numbers and the addition of specific regulatory provisions. The solicitation, titled "FY26-29 Grays Harbor Inner Dredging" with number W912DW26BA008, is a total small business set-aside under NAICS code 237990. It is posted by the Department of Defense, specifically the W071 Endist Seattle office located in Seattle, WA. The contract was posted on May 1, 2026, with a response deadline of May 18, 2026. The primary point of contact is Xuejiao Sun. This opportunity focuses on continued dredging efforts to maintain safe and efficient navigation within the harbor’s channel for the upcoming contract years.

General Info

Maintenance dredging of Grays Harbor channel, annual from 2018-2033, small business set-aside.

Agency

Department Of Defense → W071 Endist Seattle

NAICS

237990 - Other Heavy and Civil Engineering Construction View NAICS

Place of Performance

Set-Aside

SBA

Documents

(1)

ABSTRACT+W912WD26BA008+FY26-29+Grays+Harbor+Inner+Dredging.pdf

PDF

AI Contract Breakdown

Uniform Contract Format

Timeline

2 updates

PhaseClosed

Amendment 2May 1

Contract was updated

Response DeadlineMay 18

Deadline has passed

PostedMay 19

Solicitation

Amendment 3May 19

Contract was updated

Submission Closed

05/18/2026, 05:30:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → W071 Endist Seattle

Contacts1 person available

OfficeSEATTLE, WA, 98134-2329, USA

Organization / Agency

Department Of Defense → W071 Endist Seattle

Office AddressSEATTLE, WA, 98134-2329, USA

Contacts

Xuejiao Sun

contact@example.gov

Full Description

The Grays Harbor and Chehalis River Federal Navigation Channel is located in Grays Harbor County on the southwest coast of Washington State. The navigation channel traverses the harbor to provide safe navigation and wide turning areas for large ships while they traverse Grays Harbor from the Pacific Ocean to the Port of Grays Harbor and local facilities at the cities of Aberdeen, Hoquiam, and Cosmopolis. To maintain the navigability in the project, the recommended plan consists of maintenance dredging annually from the navigation channel over a fifteen-year period of 2018 through 2033. - Amend 0001- Update Bid Schedule Optional Item Number from 1001 to 0004 and from 1002 to 0005. - Amend 0002- Add RFO 52.222-90.