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 at the Callahan Mine Superfund Site in Brooksville, Maine. This project is designated as a Total Small Business Set-Aside. The primary goal is to limit infiltration through mine waste remaining from historical copper mining operations. Proposals are due by March 2, 2026.
Scope of Work
The general scope of work involves installing a composite cap over an area of approximately 13 acres. Key components of the composite cap, from surface to base, include:
- 12 inches of crushed stone (3-inch minus)
- Geocomposite drainage layer
- 60-mil textured geomembrane (seam welded)
- Geofabric
Additional activities under this contract may include:
- Installation of drainage features (e.g., swales, culverts)
- Grading, seeding, and stabilization of disturbed areas outside the stone cover system
- Stockpile management
- 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 2, 2026, 6:00 PM EST
- Published: January 29, 2026, 3:44 PM EST
Agency & Contacts
- Department: DEPT OF DEFENSE
- Sub-Tier: DEPT OF THE ARMY
- Office: W2SD ENDIST NEW ENGLAND
- Primary Contact: Elizabeth Glasgow (elizabeth.k.glasgow@usace.army.mil, 978-318-8671)
Additional Notes
This opportunity is for a construction project aimed at environmental remediation at a Superfund site.