# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220151100009` · 04/17/2015 · Ash Grove Cement Company
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** Over-exertion NEC
- **Occupation:** Prep plant foreman, Supervisor, Mill plant supervisor, Kiln supervisor
- **Activity:** Walking, Running
- **Injury source:** STEPS
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** KNEE/PATELLA
- **Days lost:** 2
- **Mine experience:** 16.75 years
## Operator
- **Controller:** Ash Grove Cement Company
- **Operator:** Ash Grove Cement Company
- **Mine:** [4100026](https://api.ai-analytics.org/mine/4100026)
## Narrative

employee felt knee ""pop"" when his foot got caught in stairs as he was walking around preheater tower - foot got caught underneath step as he was climbing stairs

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