# Traumatic injuries and disorders, unspecified at Alliance Refrigeration Co.., Inc. dba Alliance Mechanical Services, Inc.
> OSHA SIR `2019054746` · 5/9/2019 · CHICAGO, ILLINOIS
## Severity
- **1 hospitalization**
- **Body part:** Nonclassifiable
- **Nature of injury:** Traumatic injuries and disorders, unspecified
## Cause
- **Event:** Other fall to lower level, unspecified
- **Source:** Step ladders
- **Secondary source:** Floors, walkways, ground surfaces, unspecified
## Employer
- **Name:** Alliance Refrigeration Co.., Inc. dba Alliance Mechanical Services, Inc.
- **Location:** Starbuck's, CHICAGO, ILLINOIS, 60618
- **NAICS:** 238220
- **Jurisdiction:** 1
## Narrative

An employee was climbing an A-frame ladder to access heating and air conditioning units on a building rooftop when the ladder wobbled and he fell off, requiring hospitalization.

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