# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220141000021` · 04/08/2014 · Vulcan Construction Materials, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Blaster, Shooter, Shotfirer, Explosive worker, Powder gang/monkey
- **Activity:** Getting on or off equipment
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 62
- **Mine experience:** 1.58 years
## Operator
- **Controller:** Vulcan Materials Company
- **Operator:** Vulcan Construction Materials, LLC
- **Mine:** [4000849](https://api.ai-analytics.org/mine/4000849)
## Narrative

Injured employee was accessing the Komastu PC 270 trackhoe. He used his right foot on the crawler step and placed his left foot on top of the track. When he placed weight on his left foot, his left knee extended outward to the left resulting in a strain.

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