# SLIP OR FALL OF PERSON
> MSHA accident `220092440017` · 08/27/2009 · CalMat Co
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Getting on or off equipment
- **Injury source:** HGHWY ORE CARIER,LRGE TRK
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 78
- **Mine experience:** 1.19 years
## Operator
- **Controller:** Vulcan Materials Company
- **Operator:** CalMat Co
- **Mine:** [0402828](https://api.ai-analytics.org/mine/0402828)
## Narrative

Employee went to the company clinic on 8/28/09 and was placed on restricted duty. While exiting the haul truck, the employee stepped off the last rung of the ladder, she planted her foot down and felt her R-knee twist and pop, resulting in an acute sprain to R-knee.

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