# Fractures at ATK Space Systems Inc.
> OSHA SIR `2016031831` · 3/1/2016 · BEAVERCREEK, OHIO
## Severity
- **1 hospitalization**
- **Body part:** Upper arm(s)
- **Nature of injury:** Fractures
## Cause
- **Event:** Struck by dislodged flying object, particle
- **Source:** Parts and materials, unspecified
- **Secondary source:** Metal, woodworking, and special material machinery, n.e.c.
## Employer
- **Name:** ATK Space Systems Inc.
- **Location:** 1365 Technology Court, BEAVERCREEK, OHIO, 45430
- **NAICS:** 334511
- **Jurisdiction:** 1
## Narrative

An employee was setting up the CNC machine when the cycle button was hit, causing the spindle to turn and throw parts out. The parts hit, shattered, and broke bones in the employee's upper arm.

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*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · MORVS · CC0 1.0*