# Martinsburg
> **Metal/Non-metal** mine · MSHA ID `4600007` · Facility · **Active**
## Operator
- **Controller (parent):** Quikrete Holdings Inc.
- **Operator:** Quikrete Construction Materials, LLC
- **Employees:** 130
- **Commodity:** Stone
## Location
- **State:** WV · Berkeley Co.
- **Coordinates:** 39.437222, -77.974167
## Safety record
- **Total accidents/injuries:** 246
- **Fatalities:** 1
- **Total days lost:** 5310
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*