# Dislocation of joints at Lamar Advertising Company
> OSHA SIR `2022053874` · 5/4/2022 · BROOKLYN, NEW YORK
## Severity
- **1 hospitalization**
- **Body part:** Knee(s)
- **Nature of injury:** Dislocation of joints
## Cause
- **Event:** Fall from collapsing structure or equipment 6 to 10 feet
- **Source:** Catwalks
- **Secondary source:** Floors, walkways, ground surfaces, unspecified
## Employer
- **Name:** Lamar Advertising Company
- **Location:** 1534 Utica Avenue, BROOKLYN, NEW YORK, 11234
- **NAICS:** 541890
- **Jurisdiction:** 1
## Narrative

Two employees were working from a catwalk about 7 feet off the ground. The catwalk structure pulled out from the wall. It and one of the employees fell to the ground. The catwalk members pinned the employee's legs, injuring both (in particular, causing a dislocation to the left knee with blood vessel impairment).

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