# SLIP OR FALL OF PERSON
> MSHA accident `220190300093` · 01/23/2019 · US Silica Co
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** DISLOCATION
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 0.48 years
## Operator
- **Controller:** USS Holdings Inc
- **Operator:** US Silica Co
- **Mine:** [4105363](https://api.ai-analytics.org/mine/4105363)
## Narrative

Employee tripped while walking to assigned work area. EE averted falling by grabbing a steel gusset with the left hand. In doing so, EE dislocated left thumb.

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