|Cave-ins are perhaps
the most feared trenching hazard. But other potentially
fatal hazards exist, including asphyxiation due to lack of oxygen in a confined
space, inhalation of toxic fumes, drowning, etc. Electrocution or explosions can
occur when workers contact underground utilities.
OSHA requires that workers in trenches and excavations be protected, and that
safety and health programs address the variety of hazards they face. The
following hazards cause the most trenching and excavation injuries:
Did you know?
The fatality rate for
excavation work is 112%
higher than the rate for