This Government Contract opportunity from Department Of Defense was posted on April 30, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Earthwork and Grading for Antenna Arrays

Closed

Federal

Submission Closed05/15/2026, 06:00:00 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

New

SLED

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

This contract involves extensive earthmoving and grading work for two specified sites, focusing on five antenna rows at each location. The scope includes large-scale cut and fill operations, as well as final grading to prepare the terrain adequately. The net volume of earthwork is substantial, with Site 1 requiring movement of 115,488 cubic yards and Site 2 involving 1,681 cubic yards. Issued by the Department of Defense under the W071 Endist Kansas City office, the contract is categorized as a subcontract opportunity within the NAICS code 237990, which pertains to specialized earthmoving and site preparation services. The solicitation was posted on April 30, 2026, with a response deadline set for May 15, 2026. While some specific location and contact details are not provided, the contract clearly targets significant site preparation essential for the installation of antenna arrays, emphasizing precision and scale in execution.

General Info

Earthmoving and grading for two sites, moving 117,169 cubic yards, focusing on antenna row preparation.

Agency

Department Of Defense → W071 Endist Kansas City

NAICS

237990 - Other Heavy and Civil Engineering Construction View NAICS

Place of Performance

OR, USA

Set-Aside

NONE

Documents

(0)

No documents available

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Timeline

PhaseClosed

PostedApr 30

subcontract

Response DeadlineMay 15

Deadline has passed

Submission Closed

05/15/2026, 06:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → W071 Endist Kansas City

ContactsNo contacts available

OfficeN/A

Organization / Agency

Department Of Defense → W071 Endist Kansas City

Office AddressN/A

ContactsNo contact information available

Full Description

Perform large-scale earthmoving, cut/fill operations, and final grading for five antenna rows at Site 1 and Site 2, with net volumes of 115,488 CY and 1,681 CY respectively.