# MACHINERY
> MSHA accident `220111800041` · 06/24/2011 · Trapper Mining Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck against a moving object
- **Occupation:** Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator
- **Activity:** Bulldozer
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** NECK
- **Days lost:** 65
- **Mine experience:** 4.69 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

A bulldozer operator on a D10R Caterpillar dozer went over an approximately four foot tall steeply sloped bank.  As the machine proceeded over this bank, the front end cantilevered and dropped suddenly and struck the ground, jarring the operator.

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