# HANDTOOLS (NONPOWERED)
> MSHA accident `220142760027` · 10/01/2014 · Cordero Mining LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (not powered)
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** ANKLE
- **Days lost:** 47
- **Mine experience:** 7.54 years
## Operator
- **Controller:** Cloud Peak Energy Resources LLC
- **Operator:** Cordero Mining LLC
- **Mine:** [4800992](https://api.ai-analytics.org/mine/4800992)
## Narrative

A mechanic was using a torque wrench on a nut. The wrench failed causing the mechanic to fall to the shop floor. As a result of the fall, his right ankle was broken.

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