# MACHINERY
> MSHA accident `220120090060` · 12/29/2011 · Stillwater Mining Company
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Ledgeman/hand, Quarry man
- **Activity:** Roof bolter, NEC
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 12
- **Mine experience:** 4.46 years
## Operator
- **Controller:** Stillwater Mining Company
- **Operator:** Stillwater Mining Company
- **Mine:** [2401490](https://api.ai-analytics.org/mine/2401490)
## Narrative

Employee reported on-going back pain. While bolting on 12/28/11-night shift, he again experienced pain. He was evaluated & referred for diagnostic testing. His release to return to work was withheld pending these results. An MRI was performed on 1/5/12 w/physican follow up on 1/6/12.At this time, he was diagnosed with 2 herniated disks & was taken off work

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