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, specifically 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 is a Total Small Business Set-Aside opportunity. The primary goal is to install a composite cap over approximately 13 acres to limit infiltration through mine waste. Proposals are due by March 18, 2026.
Scope of Work
The general scope of work involves:
- Installing a composite cap over an area of approximately 13 acres.
- The cap's purpose is to limit infiltration through mine waste from historical copper mine operations.
- Expected components of the composite cap, from surface down, include: 12 inches crushed stone (3-inch minus), geocomposite drainage layer, 60-mil textured geomembrane (seam welded), and geofabric.
- Other activities may include 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 EST
- Published: March 2, 2026, 4:48 PM EST
Additional Notes
This opportunity is managed by the Department of Defense, Department of the Army. Interested parties should refer to the PIEE Solicitation Module for submission and additional details. Contact Elizabeth Glasgow at elizabeth.k.glasgow@usace.army.mil or 978-318-8671 for inquiries.