# HANDLING OF MATERIALS
> MSHA accident `220072680031` · 09/17/2007 · Freeport-McMoRan Sierrita Ops.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by... NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** CONVEYORS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 3.46 years
## Operator
- **Controller:** Freeport-McMoRan Inc
- **Operator:** Freeport-McMoRan Sierrita Ops.
- **Mine:** [0200144](https://api.ai-analytics.org/mine/0200144)
## Narrative

Employee attempted to place a large roller on the floor at the moly leach area when he dropped it.  It bounced up, striking his left thumb.  This dislocated his thumb and caused the ligament to tear.

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