Construct Repository Cover to Support the Callahan Mine Superfund Site in Brooksville, Maine.
Overview
Buyer
Place of Performance
NAICS
PSC
Set Aside
Original Source
Timeline
Qualification Details
Fit reasons
- NAICS alignment with historical contract wins in similar service areas.
- Scope strongly matches core technical capabilities and delivery model.
Risks
- Past performance thresholds may require one additional teaming partner.
- Potential clarification needed on staffing minimums before bid/no-bid.
Next steps
Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.
Quick Summary
The Department of the Army, W2SD ENDIST NEW ENGLAND is soliciting proposals for the construction of a repository cover to support the Callahan Mine Superfund Site in Brooksville, Maine. This project involves installing a composite cap over approximately 13 acres to limit infiltration through mine waste. This is a Total Small Business Set-Aside opportunity under Product Service Code F108 (Hazardous Substance Removal, Cleanup, And Disposal Services And Operational Support). Proposals are due March 18, 2026.
Scope of Work
The general scope of work involves installing a composite cap over an area of approximately 13 acres. The primary purpose of this cap is to limit infiltration through mine waste remaining after historical copper mine operations. The mine waste consists of rock and rock-amended sediment previously consolidated and graded. The expected components of the composite cap, in order from the surface, include: 12 inches crushed stone (3-inch minus), a geocomposite drainage layer, a 60-mil textured geomembrane (seam welded), and geofabric. Other activities to be performed under this contract may include the installation of drainage features (e.g., swales, culverts), grading, seeding and stabilization of disturbed areas outside the stone cover system, stockpile management, and wetland improvements.
Contract & Timeline
- Type: Solicitation
- Set-Aside: Total Small Business Set-Aside (FAR 19.5)
- Product Service Code: F108 - Hazardous Substance Removal, Cleanup, And Disposal Services And Operational Support
- Response Due: March 18, 2026, 5:00 PM ET
- Published: March 09, 2026
Contact Information
For inquiries, contact Elizabeth Glasgow at elizabeth.k.glasgow@usace.army.mil or 978-318-8671.