# SLIP OR FALL OF PERSON
> MSHA accident `220200650016` · 12/11/2019 · Heidelberg Materials US Cement LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Electrician, Lineman
- **Activity:** Walking, Running
- **Injury source:** STREET,ROAD
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 6
- **Mine experience:** 29 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials US Cement LLC
- **Mine:** [1800017](https://api.ai-analytics.org/mine/1800017)
## Narrative

EE was coming from the tower to the core building. EE walked up the stairs by the elevator and when EE stepped off the landing on to the road EE felt left knee give out. This was not a reportable until 2/28/2020 when EE missed time after surgery. 

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