DNR - Division of Reclamation Mining & SafetyIssuing agency·Colorado·via a public procurement portalWe post new environmental & testing services opportunities in Colorado as agencies publish them. Get them in one email — free, and unsubscribe whenever.
PKAA, Cottonwood Mine Closure Project
06/29/2026 DQ1 2026*0533 posted to VSS. See attachments tab for links to all associated documents.
The project work includes safeguarding twelve new features and six maintenance features employing a variety of closure methods, including machine backfill, CSP, native rock bulkhead, grate, and access door repair. The mine closure locations are on both public and private lands with difficult access involving limited machine access, steep slopes, and long off-road distances. The project is scheduled for construction between October 5, 2026 and December 11, 2026, with a completion time of sixty-eight calendar days after receipt of the Notice to Proceed, including ten calendar days mobilization time.
Read from this solicitation’s own documents — each row shows the exact quote it was matched to. Confirm final amounts and forms with the issuing agency before you submit.
Source: DNR - Division of Reclamation Mining & Safety (solicitation DQ1-PKAA-2026000533-1), retrieved via a public procurement portal. View the official posting , always confirm requirements and deadlines with the issuing agency.
