# Dislocations, n.e.c. at Diablos Construction, Inc.
> OSHA SIR `2016021670` · 2/23/2016 · LONGMONT, COLORADO
## Severity
- **1 hospitalization**
- **Body part:** Knee(s)
- **Nature of injury:** Dislocations, n.e.c.
## Cause
- **Event:** Other fall to lower level 11 to 15 feet
- **Source:** Extension ladders
## Employer
- **Name:** Diablos Construction, Inc.
- **Location:** 912 Confidence Drive, LONGMONT, COLORADO, 80504
- **NAICS:** 238170
- **Jurisdiction:** 1
## Narrative

On February 23, 2016, an employee was trying to access the roof when he fell approximately 11 feet from an extension ladder to the lower roof level. He dislocated his kneecap and required surgery.

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