# SLIP OR FALL OF PERSON
> MSHA accident `220170470001` · 02/14/2017 · S M Lorusso & Sons Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Hand tools (not powered)
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 3
- **Mine experience:** 3.6 years
## Operator
- **Controller:** S M Lorusso & Sons Inc
- **Operator:** S M Lorusso & Sons Inc
- **Mine:** [1900076](https://api.ai-analytics.org/mine/1900076)
## Narrative

The employee was pulling on a breaker bar (ratchet) which disconnected from the socket causing the employee to slip and twist employee's left knee.

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