• WI Car Tests
  • WI Motorcycle Tests
  • WI CDL Tests
  • WI Driver Manuals

Wisconsin CDL Practice Test: Tank and Hazmat - Test 2019

(From the 2019 Wisconsin CDL Handbook)
Number of tests: 1
Number of questions: 30
Passing score: 80

Directions: If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Wisconsin DMV locations.

You have made 2 errors so far.
1. Before a trip, you should __________.
  • Street lights tend to blur our vision.

  • Some traffic signs are less visible at night.

  • More vehicles are on the road at night.

  • The distance we can see ahead is reduced.

2. A tank trailer with baffles helps to control ________.
  • Looking in the sideview mirror only

  • Looking in your mirrors and turning your head to look over your shoulder

  • Looking in the inside rearview mirror only

  • Looking in both rearview and sideview mirrors

3. What makes a bulk liquid tanker difficult to manage?
  • 66 feet

  • 150 feet

  • 210 feet

  • 33 feet

4. Transporting liquids in tank vehicles requires special skills for two reasons: One is the tank's high center of gravity; the second is _____.
  • No U-turn.

  • All traffic turn left.

  • No left turn.

  • Truck route to the left.

5. A "smooth bore" tank is another term for what type of tanker?
  • Make sure your car almost touches the car behind you.

  • Leave your front wheels turned toward the curb.

  • Move as far forward in the space as possible.

  • Straighten your front wheels and leave room between cars.

6. What helps control the forward and backward liquid surge?
  • To pass a car if traffic permits.

  • Under no conditions.

  • To turn into a driveway.

  • To pass a slow moving truck.