# SAM #140S0326R0001

Construction of the GCI Pollyanna #2 Acid Mine Drainage Remediation Project

**Buyer:** DOI OSMRE (CO)
**Posted:** September 30, 2026
**Respond By:** November 06, 2026
**Identifier:** 140S0326R0001
**NAICS:** 562910, 237990

The U.S. Department of the Interior is seeking a contractor to remediate an acid mine drainage seep in Latimer County, Oklahoma.
- **Government buyer:** U.S. Department of the Interior (DOI), Office of Surface Mining Reclamation and Enforcement (OSMRE), Acquisition Management Branch, Tulsa Field Office. The notice names Cathy Boulware.
- **Requirement:** Single-award, fixed-price construction of the GCI Pollyanna #2 Acid Mine Drainage Remediation Project; construction line item CLIN 00010, quantity 1 AU. No commercial product schedule or manufacturer part numbers are identified.
- **Major construction scope:** Build a multi-stage passive treatment system, including an approximately 415-foot limestone channel, 150-by-90-foot flushable limestone bed, collection and underdrain piping, concrete seep steps and flow spreaders, dosing siphon and vault, settling/oxidation pond, transfer channel, and hybrid wetland. Also includes earthwork, pond dewatering, erosion controls, vegetation, fencing, and removal of existing treatment equipment and tanks.
- **Notable requirements:** Maintain water-quality standards and project performance objectives, implement and maintain stormwater BMPs, and establish permanent vegetation. Performance and payment bonds are required when construction costs exceed $150,000.
- **OEMs and vendors:** No OEMs, manufacturers, or contractor vendors are named in the provided materials.
- **Estimated project magnitude:** $1 million to $5 million.

### Description

GCI Pollyanna #2 Acid Mine Drainage Remediation Project

[View original listing](https://sam.gov/opp/98dd10f4123042fbb5df820a42fc3787/view)