# HANDTOOLS (NONPOWERED)
> MSHA accident `220230680007` · 02/23/2023 · Blue Water Industries
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Struck by flying object
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Hand tools (not powered)
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** KNEE/PATELLA
- **Days lost:** 2
- **Mine experience:** 2.12 years
## Operator
- **Controller:** Blue Water Industries Holdings LLC
- **Operator:** Blue Water Industries
- **Mine:** [4001610](https://api.ai-analytics.org/mine/4001610)
## Narrative

Employee was attempting to drive a sprocket onto the shaft of a chain drive at the head pulley of the tunnel conveyor. As EE struck the sprocket with a sledge hammer, a sliver of metal came off of the sprocket and struck the employee in the right knee.

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