# MACHINERY
> MSHA accident `220071500026` · 05/26/2007 · National Cement Company Of California Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Silo operator, Bin puller, Truck loader
- **Activity:** Hand tools (powered)
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** OTHER INJURY,NEC
- **Body part:** EAR(S) INTERNAL & HEARING
- **Days lost:** 0
- **Mine experience:** 2.85 years
## Operator
- **Controller:** Vicat S A
- **Operator:** National Cement Company Of California Inc
- **Mine:** [0400213](https://api.ai-analytics.org/mine/0400213)
## Narrative

Employee was using an air lance to clean cement silo #1.  Employee did not think ear protection was necessary and injured the ear drum.

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