# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220002900172` · 10/02/2000 · Ash Grove Cement Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Miner, NEC
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** —
- **Mine experience:** 0.05 years
## Operator
- **Controller:** Ash Grove Cement Company
- **Operator:** Ash Grove Cement Company
- **Mine:** [1400034](https://api.ai-analytics.org/mine/1400034)
## Narrative

EE WAS WALKING TOWARDS HIS WORK AREA AT THE LOWER LAYDOWN YARD WHEN HE STEPPED ON A LARGE ROCK WITH HIS RIGHT FOOT.THIS APPARENTLY CAUSED HIS RIGHT KNEE TO BUCKLE, TWISTING HIS RIGHT KNEE

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