← MSHA mines + accidents
Hard Rock Sand & Gravel - J & J
Metal/Non-metal · Surface · 1601545 · Abandoned
Operator
- Controller (parent)
- James J Denman
- Operator
- Hard Rock Sand & Gravel LLC
- Commodity
- SandAndGravel
Location
- State
- LA · Washington Co.
- Coordinates
- 30.990833, -90.123611
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown