# MACHINERY
> MSHA accident `220123320009` · 11/17/2012 · GCC Energy LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (powered)
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 57
- **Mine experience:** 0.48 years
## Operator
- **Controller:** GCC SAB de CV
- **Operator:** GCC Energy LLC
- **Mine:** [0504864](https://api.ai-analytics.org/mine/0504864)
## Narrative

Employee was drilling out a hole in a guard. The drill bit caught in the metal causing the drill to catch and twist his arm.

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