# Puncture wounds, except gunshot wounds at Academy Roofing, Inc.
> OSHA SIR `2016064898` · 6/3/2016 · CASTLE ROCK, COLORADO
## Severity
- **1 hospitalization**
- **Body part:** Knee(s)
- **Nature of injury:** Puncture wounds, except gunshot wounds
## Cause
- **Event:** Struck by discharged object or substance
- **Source:** Staples
- **Secondary source:** Stapling tools-electric or pneumatic
## Employer
- **Name:** Academy Roofing, Inc.
- **Location:** 5065 S Castle Pines Dr, CASTLE ROCK, COLORADO, 80108
- **NAICS:** 238160
- **Jurisdiction:** 1
## Narrative

An employee was walking up a steep roof while carrying a staple gun when he slipped and discharged a staple into his knee, requiring surgery.

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