# SLIP OR FALL OF PERSON
> MSHA accident `220112270042` · 08/03/2011 · Union Quarries Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from machine
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Machine maintenance
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 1.17 years
## Operator
- **Controller:** Mumma Robert M (Estate) & Max C Hempt
- **Operator:** Union Quarries Inc
- **Mine:** [3600210](https://api.ai-analytics.org/mine/3600210)
## Narrative

The employee was helping to replace the feed chute to a crusher. He was standing on top of the crusher (approx. one foot above the floor surrounding the crusher) when his foot slipped and he fell, striking his knee.

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