# MACHINERY
> MSHA accident `220071150023` · 04/23/2007 · Sterling Mining Corporation
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** LEG, NEC
- **Days lost:** 1
- **Mine experience:** 0.19 years
## Operator
- **Controller:** W Thomas  Mackall
- **Operator:** Sterling Mining Corporation
- **Mine:** [3304495](https://api.ai-analytics.org/mine/3304495)
## Narrative

Right side bolter operator  was attempting set an extra bolt along the right rib and the bolter drillhead  would not reach to that location, the left side bolter operator attempted to move the bolting machine so it would reach and it jumped pinning the right leg (kneeling position) against the floor, severly bruising the top of his right leg muscle

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