# HANDLING OF MATERIALS
> MSHA accident `220260910030` · 03/30/2026 · Freeport-McMoRan Sierrita Ops.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Warehouse, Supply handler
- **Activity:** Handling supplies or material
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 8.35 years
## Operator
- **Controller:** Freeport-McMoRan Inc
- **Operator:** Freeport-McMoRan Sierrita Ops.
- **Mine:** [0200144](https://api.ai-analytics.org/mine/0200144)
## Narrative

While employee was removed tires from a connex for delivery, they noticed overlap of tires with an adjacent stack.  As additional force was used to move the overlapped tire, the adjacent stack became unstable causing some tires to fall and strike the employee which resulted in the employee falling and straining their back.

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