# MACHINERY
> MSHA accident `220052710022` · 09/21/2005 · Black Hills Bentonite
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck against a moving object
- **Occupation:** Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator
- **Activity:** Scraper, Pan scraper
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** HEAD,NEC
- **Days lost:** 1
- **Mine experience:** 1.08 years
## Operator
- **Controller:** Thomas A  Thorson
- **Operator:** Black Hills Bentonite
- **Mine:** [4800954](https://api.ai-analytics.org/mine/4800954)
## Narrative

While running a push-pull scraper operation in pit, the operator of the pull scraper pulled up a rock that the push scraper hit, causing the operator of the push scraper to be bounced, hitting his head on the roof of the machine.

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