This Subcontract opportunity from Maine was posted on September 23, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Void-Filled Riprap (VFRR) Specialist

Closed

State & Local

Submission Closed10/14/2026, 12:00:00 AM EDT

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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Washington Metropolitan Area Transit Authority

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Bulkhead Stabilization and Erosion Control InstallationThis subcontract for Bulkhead Stabilization and Erosion Control Installation involves performing specialized stabilization work for prime contractors on Texas Parks and Wildlife Department projects located at Lake Livingston State Park. The scope of work includes the installation of temporary stabilization measures, the implementation of earthwork, and the deployment of turbidity curtains to prevent sediment migration. To ensure environmental protection, the contractor must utilize equipment mats to minimize soil disturbance and take necessary precautions to protect archaeological resources, ultimately delivering a fully stabilized bulkhead area. The project falls under NAICS code 237990 and is associated with the state of Texas. Interested parties should note the posted date of November 6, 2026, with a response deadline set for November 19, 2026. Further details regarding the solicitation can be accessed through the Texas SmartBuy portal.

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ITS Conduit and TrenchingThis subcontract for ITS Conduit and Trenching involves providing specialized earthwork and installation services for prime contractors on Florida Department of Transportation projects. The scope of work includes the installation of Rigid Galvanized Steel conduit through both open trench and aboveground methods, as well as clearing, grubbing, and the installation of performance turf or sod. All activities must strictly adhere to FDOT right-of-way specifications to ensure the delivery of a fully installed conduit system and a properly restored site grade. The opportunity is categorized under NAICS code 237990 and was posted on November 6, 2026. Interested parties must submit their responses by the deadline of November 19, 2026, at 2:00 PM. This project is specifically designed to support infrastructure improvements within the state of Florida under the oversight of the Florida Department of Transportation.

Florida Department of Transportation

POSTED

2 days ago

DEADLINE

in 10 days

AI Contract Overview

This subcontract opportunity is for a Void-Filled Riprap (VFRR) Specialist to support prime contractors on Maine Department of Transportation projects. The selected provider will be responsible for pre-mixing and placing 12-inch boulder and cobble well-graded subangular to subrounded mixes to stabilize culverts and streambanks, ensuring the new features match existing banklines. The work is scheduled to be performed in Madawaska, Maine, under NAICS code 237990. Interested parties must submit their responses by the deadline of October 14, 2026.

General Info

VFRR Specialist for Maine DOT culvert and streambank stabilization in Madawaska by 10/14/2026.

Agency

Maine Department of Transportation

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

Madawaska, ME, USA

Set-Aside

NONE

Documents

This scope was carved out of 022657.00.

The full solicitation package (6 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Madawaska — Highway Reconstruction with Drainage Improvements Project is located on US Route 1 in the Towns of Madawaska and Frenchville, beginning 0.90 of a mile northeast of Hill Avenue and extendi…

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Timeline

PhaseClosed

PostedSep 23

subcontract

Response DeadlineOct 14

Deadline has passed

Submission Closed

10/14/2026, 12:00:00 AM EDT

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Organization & Contact Information

AgencyMaine Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyMaine Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Installs Void-Filled Riprap (VFRR) within culverts and along banklines for prime contractors on Maine Department of Transportation projects. Pre-mixes and places 12-inch boulder/cobble well-graded subangular to subrounded mix to form features and match existing streambanks. Delivers stabilized culverts and streambanks.