# HANDLING OF MATERIALS
> MSHA accident `220123450030` · 11/30/2012 · Fisher Sand & Gravel Co.
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** LOOSE DIRT AND MUD
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 8
- **Mine experience:** 2.31 years
## Operator
- **Controller:** Thomas G  Fisher
- **Operator:** Fisher Sand & Gravel Co.
- **Mine:** [3200550](https://api.ai-analytics.org/mine/3200550)
## Narrative

While cleaning frozen chunks of mud from twin screen, a piece of frozen mud fell onto employee's right leg.

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