# Concussions at SJW Contractors
> OSHA SIR `2025077524` · 7/31/2025 · ANDREWS AIR FORCE BASE, MARYLAND
## Severity
- **1 hospitalization**
- **Body part:** Brain
- **Nature of injury:** Concussions
## Cause
- **Event:** Fall to lower level resulting from exposure or contact  6 to 30 feet
- **Source:** Step ladders
- **Secondary source:** Ducts  any material
## Employer
- **Name:** SJW Contractors
- **Location:** Hanger 8, ANDREWS AIR FORCE BASE, MARYLAND, 20762
- **NAICS:** 238910
- **Jurisdiction:** 0
## Narrative

An employee was on an A-frame ladder while preforming demolition of a ceiling. A section of HVAC ductwork fell on the employee and knocked them to the ground approximately 12 feet below. The employee was hospitalized with a concussion and lacerations.

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