When approaching a railroad crossing while transporting chlorine:
1. You must stop before crossing the tracks.
2. You must reduce your speed before crossing the tracks.
3. You may proceed across the tracks without stopping if no warning lights are flashing.
You must stop before crossing the tracks.
If your engine runs a pump used during delivery of compressed gas, you should turn off the engine:
1. While unhooking the hoses.
2. After unhooking the hoses.
3. Before unhooking the hoses.
Before unhooking the hoses.
When trying to control a minor truck fire, what should you do before opening trailer doors?
1. Check to see if the doors are hot.
2. Throw water on the doors.
3. Remove your protective equipment.
Check to see if the doors are hot.
Hazardous materials shipping papers may not be kept:
1. In a pouch on the driver’s door.
2. In a pouch on the passenger’s side door.
3. Within reach of the driver while the seat belt is fastened.
In a pouch on the passenger’s side door.
When traveling with Division 1.1 explosives, you may park no closer than ____ from the nearest building.
1. 10 feet
2. 50 feet
3. 300 feet
300 feet
If you notice a cargo leak, you should identify the leaking hazardous materials by:
1. Smelling the materials.
2. Touching the materials.
3. Using the shipping papers.
Using the shipping papers.
Placards showing the type of hazardous materials in a vehicle are usually shaped like what?
1. An octagon
2. A circle
3. A diamond
A diamond
When loading compressed gas, the liquid discharge valves should be:
1. Closed.
2. Removed.
3. Opened.
Opened.
If you are transporting hazardous materials and the cargo is on fire, you should:
1. Try to put it out with a fire extinguisher.
2. Contact emergency personnel and let them battle the fire.
3. Hope the fire goes out by itself.
Contact emergency personnel and let them battle the fire.
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