# HANDTOOLS (NONPOWERED)
> MSHA accident `220172960017` · 10/18/2017 · Western States Wholesale
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (not powered)
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.19 years
## Operator
- **Controller:** Randall  Humphreys; Robert  Humphreys
- **Operator:** Western States Wholesale
- **Mine:** [0405847](https://api.ai-analytics.org/mine/0405847)
## Narrative

Employee was using a wrench to loosen a bolt. While wrenching the bolt ee lost balance and fell causing a knee strain.

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