# MACHINERY
> MSHA accident `220211040019` · 04/13/2021 · GCC Permian
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by flying object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (powered)
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** UPPER ARM/HUMERUS
- **Days lost:** 0
- **Mine experience:** 2.5 years
## Operator
- **Controller:** GCC SAB de CV
- **Operator:** GCC Permian
- **Mine:** [4100060](https://api.morvs.ai/mine/4100060)
## Narrative

Were removing interference fitted sprocket while installing bucket elevator sprocket under pressure with porta power ram, the bolt to the puller broke while employee was in front and struck employee left outer bicep.

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