# Fractures at Major Heating And Air Conditioning Inc
> OSHA SIR `20191212945` · 12/17/2019 · AURORA, COLORADO
## Severity
- **1 hospitalization**
- **Body part:** Leg(s), unspecified
- **Nature of injury:** Fractures
## Cause
- **Event:** Fall through surface or existing opening, unspecified
- **Source:** Roof trusses, joists
- **Secondary source:** Floor, n.e.c.
## Employer
- **Name:** Major Heating And Air Conditioning Inc
- **Location:** 23958 East Crestline Cir, AURORA, COLORADO, 80016
- **NAICS:** 238220
- **Jurisdiction:** 1
## Narrative

An employee was in an uninsulated attic installing a thermostat wire. While he was walking on a truss chord, the lumber broke and he fell through the ceiling to the concrete floor below. He suffered a broken leg and blunt force trauma, requiring hospitalization.

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