# MACHINERY
> MSHA accident `220211340017` · 04/29/2021 · Haydon Materials Battletown, LLC
## 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:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 5
- **Mine experience:** 0.17 years
## Operator
- **Controller:** Haydon Holdings LLC
- **Operator:** Haydon Materials Battletown, LLC
- **Mine:** [1500040](https://api.ai-analytics.org/mine/1500040)
## Narrative

Employee was operating a D9 dozer pushing off the overburden dump. When backing up, the dozer ran over a large rock which caused the back of the dozer to rise and then fall over the large rock. 

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