# SLIP OR FALL OF PERSON
> MSHA accident `220070530011` · 02/17/2007 · Montana Resources, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Getting on or off equipment
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 43
- **Mine experience:** 3.23 years
## Operator
- **Controller:** Montana Resources Inc
- **Operator:** Montana Resources, LLC
- **Mine:** [2400338](https://api.ai-analytics.org/mine/2400338)
## Narrative

Employee was exiting a D8 Cat dozer and as he stepped down to the ground, his left knee twisted resulting in a tendon tear in the knee.  The employee stated he may have slipped when he stepped on the toe step located on the pushing arm.  There was no snow or mud on the equipment.  The employee has previously torn his right knee twice.

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