# MACHINERY
> MSHA accident `220123560043` · 12/15/2012 · Solvay Chemicals,  Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **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:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 0
- **Mine experience:** 2.12 years
## Operator
- **Controller:** Solvay S A
- **Operator:** Solvay Chemicals,  Inc
- **Mine:** [4801295](https://api.ai-analytics.org/mine/4801295)
## Narrative

While operating roof bolter #15, the employee experienced intermittent problems with the centralizers closing on their own.  During the troubleshooting process the electricians asked the employee to move the boom of the roof bolter. While moving the boom a drill steel broke free striking the employee in the forearm.

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