# SLIP OR FALL OF PERSON
> MSHA accident `220020700146` · 01/21/2002 · Martin Marietta Aggregates Of Southern Iowa 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:** STEEL RAIL (ALL KINDS)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** KNEE/PATELLA
- **Days lost:** 35
- **Mine experience:** 1.25 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Aggregates Of Southern Iowa Inc
- **Mine:** [1301225](https://api.ai-analytics.org/mine/1301225)
## Narrative

EMPLOYEE WAS ATTEMPTING TO SECURE A SMALL CONVEX MIRROR WITH A PAIR OF VICE GRIPS ONTO A SUPPORTING LEG OF AN OVERHEAD BIN. FOOTPRINTS FOUND AT THE SCENE SHOW THAT HE WAS STANDING WITH A FOOT ON A SUPPORTING ANGLE AND THE OTHER AT THE BASE OF THE SUPPORTING ANGLE AND THE VERTICAL I-BEAM.

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