# MACHINERY
> MSHA accident `220041800060` · 05/15/2004 · RNS Services Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Power shovel, Dragline
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 17
- **Mine experience:** 6 years
## Operator
- **Controller:** Robindale Energy Services Inc
- **Operator:** RNS Services Inc
- **Mine:** [3607266](https://api.ai-analytics.org/mine/3607266)
## Narrative

From inside cab of 234C Cat excavator, employee stood up and twisted his body to the left to close the door. While twisting he heard a pop sound from his right knee.

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