# MACHINERY
> MSHA accident `220123660002` · 03/22/2012 · Tunnel Ridge, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion in pulling or pushing objects
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Drilling
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 17
- **Mine experience:** 0.94 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** Tunnel Ridge, LLC
- **Mine:** [4608864](https://api.ai-analytics.org/mine/4608864)
## Narrative

Employee was removing a 12'drill steel from roof and felt sharp pain in left shoulder blade. He states he was pulling very hard and center section of steel did not want to come out of roof.

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