Incident date: 2025-06-30
NAICS industry code: 221320

An employee was at the top of the ladder on the passenger side of a tanker trailer. While the tanker was being loaded, the employee was checking the level of the liquid inside the tanker by looking through the manhole on top of the tanker. The employee may have been overwhelmed by hydrogen sulfide (H2S) or the odor of raw sewage, causing him to lose consciousness and fall approximately 10 feet to the ground. The employee sustained a brain bleed and fractures to their skull, face, spine, and multiple ribs.

Hazard classification:
code_event: title: Fall to lower level resulting from exposure or contact  6 to 30 feet
code_source: title: Tanker trucks
code_nature: title: Injuries to the brain, spinal cord and severe wounds, internal injuries
code_body: title: Head and trunk
severity: moderate