Hazardous materials transported by rail ... company and provide emergency contact information. Orange placards indicate explosives, DOT Class 1. The DOT identifies six subclasses of explosives.

Most everyone involved with hazardous materials response is familiar with the U.S. Department of Transportation (DOT) placard and label ... Occupational exposures Explosive and blasting agents ...

The 1975 Hazardous Materials Transportation Act ... The 25 types of placards and 29 types of labels identify explosives, flammable liquids, poisons, gases and other materials.

A placard on the trailer ... Yes. Some hazardous materials cannot travel through the tunnels on the Pennsylvania Turnpike. They include: certain explosives, poison and organic peroxide.

Many fire chiefs in the United States consider hazardous materials placards to be critical to their emergency response, according to a survey conducted by the International Association of Fire Chiefs.

The top five most common violations had to do with incomplete shipping paperwork and incorrect or missing hazmat warning placards. These trucks inspections are just one part of a larger safety ...