# SLIP OR FALL OF PERSON
> MSHA accident `220220770019` · 03/09/2022 · Mundy Stone Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Handling supplies or material
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.62 years
## Operator
- **Controller:** Rockydale Quarries Corporation
- **Operator:** Mundy Stone Company
- **Mine:** [4400081](https://api.ai-analytics.org/mine/4400081)
## Narrative

Employee was unloading belt conveyor components from a trailer when EE stepped over an I-beam. When EE's left foot contacted the ground, EE's left knee buckled. The incident did not involve any equipment or compliance issues. It also did not involve job skill, proficiency, training, PPE or protective devices.

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