# Big 4 Pit
> **Metal/Non-metal** mine · MSHA ID `2300560` · Surface · **Abandoned**
## Operator
- **Controller (parent):** Nl Industries Inc
- **Operator:** N L Baroid-Div/N L Industries Inc
- **Employees:** —
- **Commodity:** Nonmetal
## Location
- **State:** MO · Washington Co.
## Safety record
- **Total accidents/injuries:** 0
- **Fatalities:** 0
- **Total days lost:** 0
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*