# HANDTOOLS (NONPOWERED)
> MSHA accident `220142410026` · 08/21/2014 · Arkhola
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Over-exertion in pulling or pushing objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (not powered)
- **Injury source:** WRENCH
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** UPPER ARM/HUMERUS
- **Days lost:** 36
- **Mine experience:** 0.02 years
## Operator
- **Controller:** CRH PLC
- **Operator:** Arkhola
- **Mine:** [0301899](https://api.ai-analytics.org/mine/0301899)
## Narrative

Mechanic was working under normal conditions, he was not under any unusual stress or strain. He was installing a drain plug in a wheel loader, wheel differential, which is on a vertical plane on the face of wheel hub.  He was turning a ratchet, an felt a pop in his left bicep muscle and the muscle was at least partially torn.

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