# HANDLING OF MATERIALS
> MSHA accident `220153380020` · 11/20/2015 · Mach Mining LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Drilling
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 34
- **Mine experience:** 8 years
## Operator
- **Controller:** Coalfield Transport Inc; Foresight Energy/ Murray Energy
- **Operator:** Mach Mining LLC
- **Mine:** [1103141](https://api.ai-analytics.org/mine/1103141)
## Narrative

Roof bolter operator was trying to line the top and bottom drill steels to drill his bolt hole. The bottom drill steel fell from the drill chuck. The operator then dropped the top drill steel which fell approximately 5' striking the right ringer finger.

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