# MACHINERY
> MSHA accident `220102980014` · 10/13/2010 · Double Bonus Coal Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Drilling
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 2
- **Mine experience:** 6.5 years
## Operator
- **Controller:** Mechel Oao
- **Operator:** Double Bonus Coal Company
- **Mine:** [4609020](https://api.ai-analytics.org/mine/4609020)
## Narrative

EE was bolting top and while pulling drill steel down, he hit the fast feed and dropped the head of the roof bolter on his knee.

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