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CDL Hazmat Endorsement – Q/A
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CDL Hazmat Endorsement – Q/A
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CDL Hazmat Endorsement – Q/AWhen refueling a vehicle that contains hazardous materials: ✔️Ans - If
you need to refuel a vehicle carrying hazardous materials, you must first
turn off the engine.
An improperly placarded vehicle can only be moved: ✔️Ans - During an
emergency.
Shipping papers identifying hazardous materials should be: ✔️Ans - On
the top of a stack of shipping papers.
What does "RQ" stand for? ✔️Ans - Reportable quantity.
When a driver is not in their vehicle, hazardous materials' shipping papers
should be: ✔️Ans - Kept on the driver's seat.
Flammable gases are categorized as ____ hazards. ✔️Ans - Class 2.
There may be restrictions on the transportation of explosives or hazardous
waste in certain areas. These restrictions: ✔️Ans - Should be
researched before taking a route.
When trying to control a minor truck fire, what should you do before
opening the trailer doors? ✔️Ans - Check to see if the doors are hot.
When loading hazardous materials, you should do all of the following,
except: ✔️Ans - Use a hook.
When loading hazardous materials, you should? ✔️Ans - Set the parking
brake.
Load the materials away from heat.
Watch for signs of leakage.
When approaching a railroad crossing while transporting chlorine:
✔️Ans - You must stop before crossing the tracks.
, In addition to reading the manual, the best way to learn about transporting
hazardous materials is to: ✔️Ans - Attend hazardous materials training
courses.
If a product requires a "Poison Inhalation Hazard" placard, the placard
must be used when transporting: ✔️Ans - Any amount of the product.
If cargo containing hazardous materials is leaking, the driver should:
✔️Ans - Park the vehicle and contact emergency personnel.
When traveling with Division 1.1, 1.2, or 1.3 explosives, the vehicle should
not be: ✔️Ans - Parked within 300 feet of a bridge, tunnel, or building.
Parked within five feet of the traveled portion of a road.
A driver should ensure that: ✔️Ans - The shipping paper matches the
marking and labels on packages.
A clue that your shipment contains hazardous materials is that: ✔️Ans -
The shipper is in a certain type of business, such as a fireworks dealer or
pest control firm.
A material's hazard class reflects: ✔️Ans - The risks associated with the
material.
How many different hazard classes are there? ✔️Ans - 9
Placarded vehicles must carry fire extinguishers with a minimum rating of:
✔️Ans - (UL) rating of 10 B:C or more.
What does (UL) stand for? ✔️Ans - Underwriters Laboratories (UL)
If you are transporting hazardous materials and the cargo is on fire, you
should: ✔️Ans - Contact emergency personnel and let them battle the
fire.
What is required to fight a hazardous materials fire? ✔️Ans - Requires
special training and protective gear.
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