# MACHINERY
> MSHA accident `220173040022` · 10/29/2017 · Golden Queen Mining Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (powered)
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 0.5 years
## Operator
- **Controller:** Golden Queen Mining Company Ltd; Gauss LLC
- **Operator:** Golden Queen Mining Company
- **Mine:** [0405319](https://api.ai-analytics.org/mine/0405319)
## Narrative

Employee was attempting to remove guards below the teeth on a bucket from a loader with a 3/4"" impact driver. The employee was holding the driver extended out away from body while reaching under the bucket. The ee posture/ergonomics and the weight of the driver put a strain on lower back through the duration of the job which caused a sprain after feeling a pop.

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