# MACHINERY
> MSHA accident `220022170120` · 07/26/2002 · Westmoreland San Juan Mining LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Continuous miner operator, Coal mole operator
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** MOUTH/LIP/TEETH/TONGUE/THROAT/TASTE
- **Days lost:** 6
- **Mine experience:** 1.51 years
## Operator
- **Controller:** BHP Billiton
- **Operator:** Westmoreland San Juan Mining LLC
- **Mine:** [2902170](https://api.morvs.ai/mine/2902170)
## Narrative

EE WAS INSTALLING ROOF BOLT. AFTER TIGHTENING, EE DROPPED THE DRILL HEAD AWAY FROM THE ROOF BOLT AND THE WRENCH FLEW OUT OF THE DRILL HEAD AND STRUCK EE IN THE MOUTH.

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