# HANDTOOLS (NONPOWERED)
> MSHA accident `220121000053` · 03/26/2012 · Martin Marietta Materials
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Struck by... NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Hand tools (not powered)
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** HEAD,NEC
- **Days lost:** 0
- **Mine experience:** 3.69 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials
- **Mine:** [0504647](https://api.ai-analytics.org/mine/0504647)
## Narrative

Employee was working on a jaw crushing trying to loosen up the jaw. Employees were hitting shaft to loosen up the crusher, when the other employee hit the shaft with sledge hammer, causing piece of shaft to hit employees face. This resulted in a contusion to his face, needing stitches to forehead right above right eye.

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