# MACHINERY
> MSHA accident `220023500020` · 12/03/2002 · Roberts County Highway Department
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck against a moving object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Bulldozer
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** CHEST (RIBS/BREAST BONE/CHEST ORGNS)
- **Days lost:** 2
- **Mine experience:** 0.15 years
## Operator
- **Controller:** Roberts County-SD
- **Operator:** Roberts County Highway Department
- **Mine:** [3901039](https://api.ai-analytics.org/mine/3901039)
## Narrative

OPERATOR WAS DOZING GRAVEL WHEN HE DROVE OVER FROZEN CHUNKS OF GRAVEL CAUSING DOZER TO JAR ANDOPERATOR SLIPPED TO THE SIDE, INJURING HIS RIB CAGE. OPERATOR ADMITTED THAT HE FORGOT TO BUCKLE HIS SEAT BELT. OPERATOR IS A WELL SKILLED EE & NORMALLY AWARE OF SAFETY PROCEDURES.

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