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 (DEPT OF DEFENSE / DEPT OF THE ARMY), specifically W2SD ENDIST NEW ENGLAND, has issued a Solicitation for the construction of a Repository Cover to support the Callahan Mine Superfund Site in Brooksville, Maine. This opportunity is designated as a Total Small Business Set-Aside. Proposals are due by March 9, 2026, at 5:00 PM EST.
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 from historical copper mining operations. The mine waste consists of rock and rock-amended sediment that has been previously consolidated and graded as part of ongoing Superfund remediation activities.
Key components of the composite cap, in order from the surface, 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 encompass:
- 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
- Contract 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 Date: March 9, 2026, 5:00 PM EST
- Published Date: February 20, 2026, 7:16 PM EST
Contact Information
- Primary Point of Contact: Elizabeth Glasgow
- Email: elizabeth.k.glasgow@usace.army.mil
- Phone: 978-318-8671