# MACHINERY
> MSHA accident `220122350012` · 08/07/2012 · Trapper Mining Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Struck against a moving object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Bulldozer
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** NECK
- **Days lost:** 4
- **Mine experience:** 10.81 years
## Operator
- **Controller:** Salt River Project; MidAmerican Energy Holdings Company; Tri-State Gener
- **Operator:** Trapper Mining Inc
- **Mine:** [0502838](https://api.ai-analytics.org/mine/0502838)
## Narrative

Employee reported while operating a dozer, he ran over a rock and hit his head inside the cab.  Two days after the incident (8/9), he began complaining about neck pain and clumsiness of the left arm.

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