# SLIP OR FALL OF PERSON
> MSHA accident `220171390010` · 05/08/2017 · M-Class Mining LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Ventilation maintenance
- **Injury source:** BLOCKING
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 81
- **Mine experience:** 3 years
## Operator
- **Controller:** Foresight Energy Labor LLC
- **Operator:** M-Class Mining LLC
- **Mine:** [1103189](https://api.ai-analytics.org/mine/1103189)
## Narrative

Employee was laying a block for the foundation of a stopping. As employee turned to pick up another block employee heard employee's left knee crack. 

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