# Concussions at The EDGE Ziplines & Adventures (Formerly Castle Rock Adventure Park)
> OSHA SIR `2023065625` · 6/25/2023 · CASTLE ROCK, COLORADO
## Severity
- **1 hospitalization**
- **Body part:** Brain
- **Nature of injury:** Concussions
## Cause
- **Event:** Injury by other person-unintentional or intent unknown, n.e.c.
- **Source:** Co-worker or work associate of injured or ill worker, unspecified
- **Secondary source:** Recreation and athletic equipment, n.e.c.
## Employer
- **Name:** The EDGE Ziplines & Adventures (Formerly Castle Rock Adventure Park)
- **Location:** 1375 West Plum Creek Parkway, CASTLE ROCK, COLORADO, 80109
- **NAICS:** 711219
- **Jurisdiction:** 1
## Narrative

An employee was assisting two zipliners who were stuck on the zipline course when another employee zipped down to help, colliding with the injured employee. The injured employee was knocked unconscious and suffered a concussion.

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