# HANDTOOLS (NONPOWERED)
> MSHA accident `220190580023` · 07/06/2018 · Mid-America Sand & Gravel
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Fall onto or against objects
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 1
- **Mine experience:** 1 years
## Operator
- **Controller:** Hugh  Gallivan
- **Operator:** Mid-America Sand & Gravel
- **Mine:** [1101197](https://api.ai-analytics.org/mine/1101197)
## Narrative

Employee was trying to remove an impeller from the shaft when the chain wrench came loose causing employee to fall backwards into a 12"" discharge pip.  The flange hit in the center of the employees back causing injury.

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