← MSHA mines + accidents
Hi-Grade Materials Littlerock Quarry
Metal/Non-metal · Surface · 0404082 · Abandoned
Operator
- Controller (parent)
- Robar Enterprises Inc
- Operator
- Hi-Grade Materials
- Commodity
- SandAndGravel
Location
- State
- CA · San Diego Co.
- Congressional district
- 48
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown