# HANDTOOLS (NONPOWERED)
> MSHA accident `220071010019` · 04/04/2007 · Matbon Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Struck by falling object
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Hand tools (not powered)
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 2
- **Mine experience:** 2.69 years
## Operator
- **Controller:** James M  Boney
- **Operator:** Matbon Inc
- **Mine:** [4104384](https://api.ai-analytics.org/mine/4104384)
## Narrative

Employee was trying to unjam the hopper at sand plant by hitting it with a hammer. He did not see the rock on top. The vibration knocked the rock off and hit him in the head causing a concussion and a bruised spinal column.

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