# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220032190005` · 08/04/2003 · San Juan Coal Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Handling supplies or material
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** —
- **Mine experience:** 5 years
## Operator
- **Controller:** BHP Billiton
- **Operator:** San Juan Coal Company
- **Mine:** [2901825](https://api.ai-analytics.org/mine/2901825)
## Narrative

WHILE MOVING UNUSED VENTILATION HOSES, STEPPED ON SMALL ROCK AND SPRAINED LEFT ANKLE.

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