# MACHINERY
> MSHA accident `220070450015` · 02/11/2007 · Freeport-McMoRan Sierrita Ops.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Mechanic helper
- **Activity:** Machine maintenance
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** 0.94 years
## Operator
- **Controller:** Phelps Dodge Corp
- **Operator:** Freeport-McMoRan Sierrita Ops.
- **Mine:** [0200144](https://api.ai-analytics.org/mine/0200144)
## Narrative

Employee removed the choker from the crane lowering the impactor at the crusher.  The impactor shifted causing it to fall and caught his ankle between it and the old headnut on the floor.  This resulted in a contusion to his left ankle.

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