# SLIP OR FALL OF PERSON
> MSHA accident `220073370007` · 11/26/2007 · Mission Valley Rock, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **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:** 0
- **Mine experience:** 20 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Mission Valley Rock, LLC
- **Mine:** [0401859](https://api.ai-analytics.org/mine/0401859)
## Narrative

Employee was climbing up in to a dozer when the left foot slipped twisting the left knee.

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