# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220112550027` · 09/06/2011 · CEMEX Construction Materials Pacific, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Dryer operator, Kiln operator,  Dry plant operator,  Fluid operator, Bed dryer operator
- **Activity:** Walking, Running
- **Injury source:** KILN PROD,INC BLDUP,REMOV
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** 4.17 years
## Operator
- **Controller:** Cemex S A
- **Operator:** CEMEX Construction Materials Pacific, LLC
- **Mine:** [0405701](https://api.ai-analytics.org/mine/0405701)
## Narrative

Employee was exiting the south clinker silo on the east side and stepped onto several clinker balls causing him to sprain his left ankle.  He was wearing the correct type of steel toed boots.  Employee was placed on restricted work duty.

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