# Concussions at Signature Flight Support Corp.
> OSHA SIR `20191010850` · 10/17/2019 · CHICAGO, ILLINOIS
## Severity
- **1 hospitalization**
- **Body part:** Brain
- **Nature of injury:** Concussions
## Cause
- **Event:** Struck against stationary object or equipment while rising
- **Source:** Airplane-powered fixed wing, unspecified
## Employer
- **Name:** Signature Flight Support Corp.
- **Location:** 5821 S. Central Ave., CHICAGO, ILLINOIS, 60638
- **NAICS:** 488190
- **Jurisdiction:** 1
## Narrative

An employee was servicing a lavatory on an airplane using a cart that connects a hose to the waste port to evacuate waste off of the airplane. The employee stood up beneath the aircraft engine and hit their head on the engine's oil drain mast. The employee suffered a concussion and bruising on the head.

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