← MSHA mines + accidents
Mill C Tunnel
Metal/Non-metal · Underground · 1102779 · Abandoned
Operator
- Controller (parent)
- Ottawa Silica Company
- Operator
- Ottawa Industrial Sand Company
- Commodity
- Stone
Location
- State
- IL · La Salle Co.
- Congressional district
- 11
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown