# SLIP OR FALL OF PERSON
> MSHA accident `220080790060` · 12/17/2007 · Consolidation Coal Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Electrician, Lineman
- **Activity:** Machine maintenance
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 78
- **Mine experience:** 4 years
## Operator
- **Controller:** CONSOL Energy Inc
- **Operator:** Consolidation Coal Company
- **Mine:** [4601318](https://api.ai-analytics.org/mine/4601318)
## Narrative

While changing a pump the employee positioned himself in the pump hole to position the pump. As he stepped out of the pump hole, he felt discomfort in his left knee. The employee has a history of knee problems. The incident became reportable on 2-22-2008 when medical evidence revealed that surgery was required.

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