# MACHINERY
> MSHA accident `220120130014` · 01/05/2012 · Oak Grove Resources LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Hand tools (powered)
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** CHEST (RIBS/BREAST BONE/CHEST ORGNS)
- **Days lost:** 0
- **Mine experience:** 4.52 years
## Operator
- **Controller:** Cleveland-Cliffs Inc
- **Operator:** Oak Grove Resources LLC
- **Mine:** [0100851](https://api.ai-analytics.org/mine/0100851)
## Narrative

While using a drill employee strained her chest muscle.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*