# MACHINERY
> MSHA accident `220072470101` · 08/23/2007 · Lone Mountain Processing LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK 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:** ROOF (ROCK) BOLTS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 21
- **Mine experience:** 0.25 years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Lone Mountain Processing LLC
- **Mine:** [1502263](https://api.ai-analytics.org/mine/1502263)
## Narrative

Employee was bolting top when a bolt he was attempting to anchor dropped approx. 9 feet and struck his right thumb. He was treated and released at the local ER. He required stitches to close a laceration. His thumb was fractured as well.

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