Construct Repository Cover to Support the Callahan Mine Superfund Site in Brooksville, Maine.
Closed Solicitation Posted
- Solicitation number
- W912WJ26BA008
- Agency
-
ENDIST New England
US Army Corps of Engineers, Department of Defense
- Responses due
- Set-aside
- Total Small Business
Opportunity facts
- NAICS code
- 562910 Remediation Services
- Points of contact
Notice details come from SAM.gov. Updated .
About this opportunity
The Department of the Army Corps of Engineers Engineering District New England is procuring construction services to install a composite cap system over approximately 13 acres at the Callahan Mine Superfund Site in Brooksville, Maine. The work involves installing a multi-layer cap consisting of 12 inches of crushed stone, a geocomposite drainage layer, a 60-mil textured geomembrane with seam welds, and geofabric to limit infiltration through mine waste from historical copper mining operations. Additional contract activities include installation of drainage features such as swales and culverts, site grading, seeding and stabilization of disturbed areas, stockpile management, and wetland improvements. The solicitation was issued on January 29, 2026, with a deadline for bid submission on March 18, 2026. Six offerors submitted proposals for this environmental remediation project, classified under NAICS 562910 (Remediation Services) and PSC F108 (Environmental Systems Protection).
This is a 100% Total Small Business set-aside contract without profit limitations. The bids received ranged from a low of $5,427,233.25 submitted by Cape Environmental Management Inc. to a high of $10,472,754.78 submitted by Americon, Inc., with other significant bids from Lucianos Excavation, Inc. ($5,493,250.00), Sargent Corporation ($6,579,653.79), Environmental Quality Management, Inc. ($7,625,109.00), and Reagent World, Inc. ($8,800,582.69). The project scope includes mobilization and demobilization, cover system installation with a scenic lookout access road, repair of a PCB cell cover system, and delivery of various materials including crushed stone, riprap, topsoil, and subsoil. Optional bid items include additional crane mat processing and detention basin cleaning. The place of performance is Brooksville, Maine, with work required to support ongoing Superfund remediation activities on the property.
Notice text
2 versions
Update #2 · Latest ·
Construct Repository Cover to Support the Callahan Mine Superfund Site in Brooksville, Maine.The general scope of work for the proposed contract involves installing a composite cap over an area of approximately 13 acres. The purpose of the cap is to limit infiltration through mine waste remaining after historical copper mine operations performed on the property. The mine waste consists of rock and rock-amended sediment previously consolidated and graded as part of recent and ongoing Superfund remediation activities. The expected components of the composite cap include in order from the surface: 12 inches crushed stone (3-inch minus), geocomposite drainage layer, 60-mil textured geomembrane (seam welded), and geofabric. Other activities to be performed under this contract may include installation of drainage features (e.g., swales, culverts, etc.), grading, seeding and stabilization of disturbed areas outside stone cover system, stockpile management, and wetland improvements.
Update #1 ·
Construct Repository Cover to Support the Callahan Mine Superfund Site in Brooksville, Maine.The general scope of work for the proposed contract involves installing a composite cap over an area of approximately 13 acres. The purpose of the cap is to limit infiltration through mine waste remaining after historical copper mine operations performed on the property. The mine waste consists of rock and rock-amended sediment previously consolidated and graded as part of recent and ongoing Superfund remediation activities. The expected components of the composite cap include in order from the surface: 12 inches crushed stone (3-inch minus), geocomposite drainage layer, 60-mil textured geomembrane (seam welded), and geofabric. Other activities to be performed under this contract may include installation of drainage features (e.g., swales, culverts, etc.), grading, seeding and stabilization of disturbed areas outside stone cover system, stockpile management, and wetland improvements.
Files
| File | Type | Posted |
|---|---|---|
| BidAbstract.pdf |
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