# HANDLING OF MATERIALS
> MSHA accident `220162370006` · 08/11/2016 · TXI Operations LP
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Getting on or off equipment
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 1.46 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** TXI Operations LP
- **Mine:** [3401859](https://api.ai-analytics.org/mine/3401859)
## Narrative

Equipment Operator was mounting the first step (21"" from flat surface ground) on the CAT 769D Water Truck at the fresh water lake fill.  As EE began to mount the step EE felt right knee pop.  EE was diagnosed the following day with a knee strain and recommendation of sitting activities at work.

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