# SLIP OR FALL OF PERSON
> MSHA accident `220102930027` · 11/19/2009 · Buzzi Unicem USA
## 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:** Hand tools (not powered)
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 67
- **Mine experience:** 16.63 years
## Operator
- **Controller:** Buzzi S p A
- **Operator:** Buzzi Unicem USA
- **Mine:** [3401289](https://api.ai-analytics.org/mine/3401289)
## Narrative

Employee claims he used a cheater bar to work on a 992 loader.  The bolt suddenly loosened causing all of the employees weight to shift to his left knee.  The employee now (10/12/2010) is having his knee replaced.

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