MERX tender · RFB - Request for Bid (Formal)
Project: tender_21688 - Backfilling of Mine Workings at the Former Rock Lake Mine
Reference number: 00005065156
Issuing organization: Ontario Shared Services
Location: Ontario
Published: 2026-06-01
Closing date: 2026-07-17
Tender details
Backfill and permanently rehabilitate mine openings and underground workings at the former Rock Lake Mine. The contractor must stabilize crown pillars, plug openings, and complete the work in compliance with Ontario mining and environmental requirements.