Y--GCI Pollyanna #2 Acid Mine Drainage Remediation Pr

DOI Osmre (CO) of Office of Surface Mining, Reclamation and Enforcement posted this Solicitation on Nov 2, 2026. Responses are due Nov 20, 2026. NAICS 562910 (Remediation Services), product or service code Y1QA (Construction of Restoration of Real Property (Public or Private)). Set-aside: Total Small Business Set-Aside (FAR 19.5). Solicitation number 140S0326R0001.