# Third or fourth degree heat (thermal) burns at Monroe Truck Equipment Inc.
> OSHA SIR `20171212034` · 12/19/2017 · MONROE, WISCONSIN
## Severity
- **1 hospitalization**
- **Body part:** Back, including spine, spinal cord, unspecified
- **Nature of injury:** Third or fourth degree heat (thermal) burns
## Cause
- **Event:** Ignition of clothing from controlled heat source
- **Source:** Blouses, shirts, dresses, trousers, skirts
- **Secondary source:** Molten or hot metals, slag
## Employer
- **Name:** Monroe Truck Equipment Inc.
- **Location:** 1051 West 7th Street, MONROE, WISCONSIN, 53566
- **NAICS:** 336120
- **Jurisdiction:** 1
## Narrative

An employee was MIG welding a pintle plate onto the under chasse of a dump truck when welding sparks and slag ignited the back of his shirt, causing third, second, and first degree burns to his back.

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