# HANDLING OF MATERIALS
> MSHA accident `220173120003` · 10/30/2017 · Hanson Aggregates BMC Inc.
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Master mechanic, Foreman, Supervisor
- **Activity:** Getting on or off equipment
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 25 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Hanson Aggregates BMC Inc.
- **Mine:** [3600047](https://api.ai-analytics.org/mine/3600047)
## Narrative

Plant Mechanic sprained right knee when EE stepped down laterally 18-inches from a crusher lube platform to the ground below.  EE reported feeling something move in EE's knee but had no pain or swelling.  EE requested medical attention the following day; EE treated and released to full duty.  The incident became reportable on 11/7/17 when EE began physical therapy.  

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