# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220122200012` · 06/26/2012 · Teck Alaska 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:** 28
- **Mine experience:** 4 years
## Operator
- **Controller:** Teck Resources Limited
- **Operator:** Teck Alaska Inc
- **Mine:** [5001545](https://api.ai-analytics.org/mine/5001545)
## Narrative

Employee was walking down hillside diagonally to slope to see page pumps when a rock slid from under his foot causing his left knee to twist.

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