# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220083580023` · 07/28/2008 · GCC Rio Grande Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Ledgeman/hand, Quarry man
- **Activity:** Walking, Running
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 40
- **Mine experience:** 1.56 years
## Operator
- **Controller:** GCC SAB de CV
- **Operator:** GCC Rio Grande Inc
- **Mine:** [0504822](https://api.ai-analytics.org/mine/0504822)
## Narrative

Employee was walking on mine floor on his way to start the belts and crusher for the beginning of shift, when he stumbled on a rock lying on the ground.  Employee tried to catch himself from falling but ended up in a squat position, with right knee over exerted, causing pain.  The accident became a reportable injury when the employee had knee surgery on September 2, 2008.

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