# HANDLING OF MATERIALS
> MSHA accident `220110130002` · 01/09/2011 · Sterling Mining Corporation
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in pulling or pushing objects
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** ROOF (ROCK) BOLTS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 2
- **Mine experience:** 0.38 years
## Operator
- **Controller:** W Thomas  Mackall
- **Operator:** Sterling Mining Corporation
- **Mine:** [3304591](https://api.ai-analytics.org/mine/3304591)
## Narrative

Bolter operator was installing a roof bolt and felt a pain in his back as he straightened the roof bolt. Worked the rest of the shift with some discomfort.

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