# HANDLING OF MATERIALS
> MSHA accident `220102850020` · 09/07/2010 · Kennecott Utah Copper LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Drill helper
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** HAND (NOT WRIST OR FINGERS)
- **Days lost:** 0
- **Mine experience:** 3.85 years
## Operator
- **Controller:** Rio Tinto Group
- **Operator:** Kennecott Utah Copper LLC
- **Mine:** [4200149](https://api.ai-analytics.org/mine/4200149)
## Narrative

While changing thread saver, bar used to pin thread saver was left in place and when starting rig and engaging the PTO the thread saver rotated pinching employee's hand between the bar and the rod gripper cylinder.  This resulted in open fracture to employee's right hand.

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