# SLIP OR FALL OF PERSON
> MSHA accident `220163130005` · 11/04/2016 · Freeport-McMoRan Chino Mines Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Carpenter
- **Activity:** Handling supplies or material
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** 4.38 years
## Operator
- **Controller:** Freeport-McMoRan Inc
- **Operator:** Freeport-McMoRan Chino Mines Company
- **Mine:** [2900708](https://api.ai-analytics.org/mine/2900708)
## Narrative

Replacing old floor grate with new.  While standing on existing grate, grate broke causing ankle to twist.

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