# MACHINERY
> MSHA accident `220080590029` · 02/20/2008 · Maple Coal Co., LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** JAW INCLUDE CHIN
- **Days lost:** 0
- **Mine experience:** 0.4 years
## Operator
- **Controller:** Coal International PLC; Cambrian Mining PLC
- **Operator:** Maple Coal Co., LLC
- **Mine:** [4604236](https://api.ai-analytics.org/mine/4604236)
## Narrative

While lowering drill head down after setting a bolt, the bolt wrench came out of drill head and hit the roof bolter operator on the chin.

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