# SLIP OR FALL OF PERSON
> MSHA accident `220092090033` · 07/06/2009 · Amrize Mid-America Inc.
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Blaster, Shooter, Shotfirer, Explosive worker, Powder gang/monkey
- **Activity:** Handling supplies or material
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 4.92 years
## Operator
- **Controller:** Lafarge S A
- **Operator:** Amrize Mid-America Inc.
- **Mine:** [1103084](https://api.ai-analytics.org/mine/1103084)
## Narrative

Employee reports that he twisted his left knee when placing his left foot on the step of ANFO reg and step swung away causing foot to slam to ground.  He was subsequently seen and treated for a knee strain.

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