# HANDLING OF MATERIALS
> MSHA accident `220121030031` · 04/10/2012 · U.S. Silver-Idaho, Inc.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in pulling or pushing objects
- **Occupation:** Ledgeman/hand, Quarry man
- **Activity:** Roof bolter, Drilling
- **Injury source:** DRIL-PRCUSV,HRD ROC,JKHMR
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 0.15 years
## Operator
- **Controller:** U S Silver Corporation
- **Operator:** U.S. Silver-Idaho, Inc.
- **Mine:** [1000082](https://api.ai-analytics.org/mine/1000082)
## Narrative

Employee was attempting to pull the leg of a jackleg drill out of the muck when he strained his lower back. The leg had sunk into the muckpile while he was drilling the face.

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