# SLIP OR FALL OF PERSON
> MSHA accident `220220490004` · 02/07/2022 · The Monarch Cement Company
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Miner, Prospector, NEC
- **Activity:** Climb scaffolds, Ladders
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 300
- **Mine experience:** 5.1 years
## Operator
- **Controller:** Monarch Cement Company
- **Operator:** The Monarch Cement Company
- **Mine:** [1400124](https://api.ai-analytics.org/mine/1400124)
## Narrative

Employee was changing valves at bulk silos on the roof. They stepped down off the roll around ladder and slipped on a small patch of ice. Employee fell, twisting left knee. Grade II MCL strain. Will be off work 3-6 weeks. 

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