# MACHINERY
> MSHA accident `220072850048` · 10/04/2007 · Vision Mining, Inc.
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** ROOF (ROCK) BOLTS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** WRIST
- **Days lost:** 11
- **Mine experience:** 3 years
## Operator
- **Controller:** Chester M  Thomas
- **Operator:** Vision Mining, Inc.
- **Mine:** [1517044](https://api.ai-analytics.org/mine/1517044)
## Narrative

Employee was installing roof bolt and as he started to raise boom to insert bolt into roof the other boom was swung hard by other operator. The roof bolt came out of the chuck and struck employee on left wrist causing pain.

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