# MACHINERY
> MSHA accident `220110970010` · 03/28/2011 · Advent Mining LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** HAND (NOT WRIST OR FINGERS)
- **Days lost:** 0
- **Mine experience:** 0.15 years
## Operator
- **Controller:** Chester M  Thomas
- **Operator:** Advent Mining LLC
- **Mine:** [1518547](https://api.ai-analytics.org/mine/1518547)
## Narrative

While trying to adjust drill steel the steel came out of the chuck and hit him on the hand.

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