# HANDLING OF MATERIALS
> MSHA accident `220171100014` · 04/12/2017 · Freeport-McMoRan Sierrita Ops.
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** LOOSE DIRT AND MUD
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 184
- **Mine experience:** 11 years
## Operator
- **Controller:** Freeport-McMoRan Inc
- **Operator:** Freeport-McMoRan Sierrita Ops.
- **Mine:** [0200144](https://api.ai-analytics.org/mine/0200144)
## Narrative

Employee was responding to an incident on the Tailings Dam. EE was walking back from stranded equipment inside the dam carrying wood planks and walking through the impoundment in the mud. EE felt cramps in legs from walking and crawling and getting stuck in the mud. EE was sustained lower back pain and thigh pain.

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