Passing the written portion of the CDL Test is not very difficult if you have the proper training materials. Below you will find links to a number of different free online CDL practice tests, along with other training materials to help you prepare for truck driving school or company-sponsored CDL training. To help you prepare for your CDL training, we also have:
1. If the hazardous materials are classified as *FORBIDDEN* you should...
A. Take special caution in transporting the material
B. Remove the placards from the trailer
C. Refuse the load
D. Place the materials in the front of the trailer
2. When transporting explosives you may not...
A. Park within 5 feet of the traveled part of the road
B. Within 300 feet of a tunnel
C. Be near an open fire
D. All of the above
3. Who is responsible for certifying on the bills of lading that the hazardous materials are prepared properly?
A. The driver
B. The shipper
C. The carrier
D. The dock workers
4. When transporting hazardous loads, you must check the tires at least...
A. Every two hours or 100 miles
B. Twice every day
C. Every six hours
D. Every 200 miles
5. You must carry a gas mask with you when transporting...
A. Flammable materials
B. Chlorine
C. Poison
D. Liquid Gas
6. Containment rules are rules that...
A. Instruct the driver in loading hazardous materials
B. Instruct the driver in transporting hazardous materials
C. Instruct the driver in unloading bulk tanks hauling hazardous materials
D. All of the above
7. You must notify ____ of any spills exceeding the RQ.
A. Customer
B. State patrol
C. DOT and EPA
D. Federal Highway Administration
8. A safe haven is defined as...
A. A designated place in your carrier's parking lot
B. A government approved place for parking vehicles loaded with explosives
C. Any place where someone is watching your tractor and trailer for you
D. A shelter in the event of a explosion
9. The product ID markings on a tank must be...
A. Black 4" numbers on orange panels
B. Orange 4" numbers on black panels
C. Green 4" numbers on white panels
D. White 4" numbers on orange panels
10. In order to transport hazardous materials which require placards...
A. You must have a commercial drivers license
B. You must pass a written test on hazardous materials
C. You must have the hazardous materials endorsement on your CDL
D. All of the above
11. Placarded loads require a fire extinguisher in your truck with a UL rating of...
A. 20 B:C or more
B. 10 B:C or more
C. 20 A:C or more
D. 10 A:C or more
12. A placard on the trailer is intended to...
A. Communicate the risk of hazardous materials
B. Keep people away from the trailer
C. Stop lumpers from unloading hazardous materials
D. Remind carriers to give the load to qualified drivers
13. The placards should be placed on the vehicle...
A. Before you load it
B. Before you drive it
C. Before you get to your destination
D. Before you cross a scale
14. Entries in the Hazardous Materials Table are shown...
A. In alphabetical order by proper shipping names
B. In order of risk
C. In alphabetical order by brand names
D. In order of quantities being shipped
15. A placard must be placed...
A. At least three inches away from any other markings
B. Three inches from the back of the trailer
C. Three inches from the bottom or the trailer
D. Three inches from the front of the trailer
16. If the words *INHALATION HAZARD* appear on the shipping papers, you need...
A. Placards designating a poison
B. Placards designating a hazardous substance
C. A gas mask in the cab of your truck
D. Gloves for handling the materials
17. When transporting explosives, flammable liquid or flammable gas you may not...
A. Use cargo heaters
B. Take more than an eight hour break
C. Load the materials in a closed cargo space
D. Smoke in the cab of your truck
18. Special requirements for hazardous materials shipping papers include...
A. Color coding the hazardous materials bills
B. Requiring drivers to keep papers either tabbed or on top of other papers
C. Requiring shippers to keep the bills in a separate envelope
D. None of the above
19. The hazard class of all materials specifies...
A. How heavy the material is
B. How much of the material is on your trailer
C. The risks associated with the materials
D. How flammable the material is
20. When transporting compressed gases, you must...
A. Secure the cylinders in boxes or racks, or brace them down flat
B. Cover the cylinders with an asbestos material
C. Secure the cylinders together
D. None of the above
You can return to the CDL Practice Test Main Page or choose from the following:
For more help preparing for your CDL exam we highly recommend:
- Our CDL Manuals - free download - manuals for each state
- Our CDL Practice Tests - free, online tests for all endorsements
- Our Pre-Trip Inspection Study Guide - this will really help you prepare!
- Our Pre-Trip Inspection Flash Cards which are really hard and incredibly helpful
- Our Ask A Driver Page or article category for passing the CDL exam which has some interesting insights
BigRigDriving is for those interested in research, debates, and discussion of topics within the trucking industry
TruckingTruth is dedicated to those considering becoming a truck driver or are new to the trucking industry
Becoming A Truck Driver: The Raw Truth About Truck Driving
- By Brett AquilaIf you're considering becoming a truck driver, this is the book for you!
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