# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220003220046` · 11/13/2000 · Martin Marietta Aggregates
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Truck driver
- **Activity:** Getting on or off equipment
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 4
- **Mine experience:** 1.69 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Aggregates
- **Mine:** [1500100](https://api.ai-analytics.org/mine/1500100)
## Narrative

EMPLOYEE WAS CLIMBING DOWN THE LADDER OF THE CAT773B HAUL TRUCK. HE STEPPED OFF OF THE LADDER ONTO A ROCK. HE TWISTED HIS ANKLE AS A RESULT OF STEPPING ON THE ROCK.

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