# SLIP OR FALL OF PERSON
> MSHA accident `220140310002` · 01/23/2014 · Northshore Mining Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Driller, Highwall helper, Highwall drill helper
- **Activity:** Getting on or off equipment
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.04 years
## Operator
- **Controller:** Cleveland-Cliffs Inc
- **Operator:** Northshore Mining Company
- **Mine:** [2100209](https://api.ai-analytics.org/mine/2100209)
## Narrative

Employee was on the bottom step, on the back of the water truck, stepping down approximately 1.5 feet. As the employee's right foot contacted the ground, the employee felt his right knee give out. The employee was diagnosed with a sprained right knee. The employee's foot did not slip or hit the ground hard before he felt pain in his right knee.

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