# OTHER
> MSHA accident `220121580025` · 05/29/2012 · Cheyenne Elkhorn Coal Co Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** OTHER
- **Accident type:** Unclassified, insufficient data
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Unknown
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 2
- **Mine experience:** 1 years
## Operator
- **Controller:** Henry  Chaney Jr
- **Operator:** Cheyenne Elkhorn Coal Co Inc
- **Mine:** [1517993](https://api.ai-analytics.org/mine/1517993)
## Narrative

Strained back but doesn't know how or when.

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