HAZMAT CDL Practice Test

What is the minimum distance you must park from the traveled part of the road when carrying Division 1.1, 1.2, or 1.3 materials?

1. 3 feet

2. 5 feet

3. 10 feet

4. 15 feet

The correct answer is: 5 feet

When transporting Division 1.1, 1.2, or 1.3 materials, which include certain explosives, regulations are in place to ensure safety in the event of an emergency or accident. The minimum parking distance from the traveled part of the road for vehicles carrying these types of hazardous materials is set at 5 feet. This requirement is designed to minimize the potential risks associated with an explosion or fire, ensuring that if a vehicle were to experience a failure, there would be sufficient distance to prevent injury to individuals and damage to nearby property. The choice of 5 feet reflects a balance between safety precautions and practical considerations for vehicle parking. Distances shorter than this may not provide adequate safety margins, while distances significantly greater than 5 feet could interfere with traffic flow and roadside operations. Thus, this specific measurement is established in regulations to enhance safety protocols for those transporting dangerous goods.