# MACHINERY
> MSHA accident `220171360024` · 05/11/2017 · Rockwell Mining, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **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, Inserting bolt
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 1
- **Mine experience:** 1.5 years
## Operator
- **Controller:** Blackhawk Mining LLC
- **Operator:** Rockwell Mining, LLC
- **Mine:** [4609427](https://api.ai-analytics.org/mine/4609427)
## Narrative

Employee stated was working in the 3 Left Crosscut, installing the first roof bolt of the day. As EE pushed the bolt into the hole, EE felt a burning sensation in the left shoulder. This resulted in a shoulder strain. 

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