# SLIP OR FALL OF PERSON
> MSHA accident `220121370023` · 02/29/2012 · Webster County Coal LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Cross over (conveyor)
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 30
- **Mine experience:** 11.13 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** Webster County Coal LLC
- **Mine:** [1502132](https://api.ai-analytics.org/mine/1502132)
## Narrative

Employee was splicing a main line belt.  As he crossed over the belt, he stepped on uneven mine floor twisting his left knee.  He continued to work, but his injuries consisted of torn medial meniscus.  Surgery was performed on 5-10-2012 to repair his knee.  He began missing time on 5-11-2012.

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