# Internal injuries to organs and blood vessels of the trunk at Filter Masters, Inc.
> OSHA SIR `2022076042` · 7/11/2022 · HATTIESBURG, MISSISSIPPI
## Severity
- **1 hospitalization**
- **Body part:** Chest, except internal location of diseases or disorders
- **Nature of injury:** Internal injuries to organs and blood vessels of the trunk
## Cause
- **Event:** Fall through surface or existing opening 26 to 30 feet
- **Source:** Roofs, unspecified
- **Secondary source:** Floor, n.e.c.
## Employer
- **Name:** Filter Masters, Inc.
- **Location:** 1400 James St., HATTIESBURG, MISSISSIPPI, 39401
- **NAICS:** 238220
- **Jurisdiction:** 1
## Narrative

An employee removed a cover from a commercial air conditioning unit to change the filters and laid the cover over the A/C grating located at the bottom of the unit. While changing the filters, the employee stepped on the cover. The cover gave way and the employee fell through the grating, landing approximately 26 feet below on a concrete floor. The employee sustained a broken arm, a broken rib, and a punctured lung.

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