# HANDLING OF MATERIALS
> MSHA accident `220101810022` · 06/27/2010 · American Energy Corporation
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **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:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 80
- **Mine experience:** 1.62 years
## Operator
- **Controller:** Robert E  Murray
- **Operator:** American Energy Corporation
- **Mine:** [3301070](https://api.ai-analytics.org/mine/3301070)
## Narrative

Installing outside roof bolt went to bend roof bolt straight, bolt slipped and then he twisted shoulder. Injured the left shoulder. Cause of the injury was physical ability and concentration. Mining equipment/system was not a factor, ppe was not a factor, miner profiency is a possible factor.

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