# Intracranial injuries, unspecified at U.S. Postal Service Perrinville Branch
> OSHA SIR `2022043237` · 4/13/2022 · EDMONDS, WASHINGTON
## Severity
- **1 hospitalization**
- **Body part:** Brain
- **Nature of injury:** Intracranial injuries, unspecified
## Cause
- **Event:** Fall on same level, n.e.c.
- **Source:** Floor, n.e.c.
- **Secondary source:** Chains, n.e.c.
## Employer
- **Name:** U.S. Postal Service Perrinville Branch
- **Location:** 7601 Olympic View Dr, EDMONDS, WASHINGTON, 98026
- **NAICS:** 491110
- **Jurisdiction:** 0
## Narrative

An employee was attempting to lower a dock leveler by pulling on the chain. The chain broke and the employee fell backward and hit his head on the concrete floor. The employee sustained a head injury.

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