# SLIP OR FALL OF PERSON
> MSHA accident `220170580030` · 02/22/2017 · Hanson Aggregates, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Utility man, Shift tech, Service/Dump truck operator
- **Activity:** Inspect equipment or mine
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** 14.02 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Hanson Aggregates, LLC
- **Mine:** [4100059](https://api.ai-analytics.org/mine/4100059)
## Narrative

The employee was assisting the Lead Man with the workplace exam and stepped through a doorway from the MCC to the mixing room for thickening tank flocculent.  There was a wet spot on the floor from a roof leak caused by a storm.  Employee slipped and sprained left ankle.

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