How Well Do You Know the Driving Laws for Truckers?

Last updated · 12 min play time

Have you always dreamed of hitting the road in a semi-truck or other large vehicle requiring a commercial driver's license? Or are you a professional trucker but it's been awhile since you have taken your written exam? Find out if you have the necessary knowledge to pass a CDL driving test with this 30-question quiz filled with the driving laws for truckers.

Trucking Laws Quiz Questions

30 Questions · 14.8K Plays · 2 Comments

Question 1

Which of the following tests are NOT required to get your CDL?

  • A
    Oral exam
  • B
    Vision and medical tests
  • C
    Written test
  • D
    Driving exam

Question 2

At what frequency should you check your cargo?

  • A
    Every 5 hours
  • B
    Never
  • C
    Within the first 50 miles and every 3 hours or 150 miles
  • D
    Every 300 miles

Question 3

How often should you complete a pre-trip inspection?

  • A
    Always before you operate the vehicle
  • B
    If you suspect something is wrong
  • C
    At start of a journey
  • D
    Weekly

Question 4

Which of the following drivers are exempt from holding a CDL?

  • A
    Semi truck
  • B
    Dump truck
  • C
    Military vehicles
  • D
    School bus

Question 5

In how many states can you hold a CDL at one time?

  • A
    2
  • B
    1
  • C
    3
  • D
    4

Question 6

What is the minimum age to drive a truck across state lines?

  • A
    21
  • B
    25
  • C
    16
  • D
    18

Question 7

What is the cause of more than half of all truck driver deaths?

  • A
    Back end collisions
  • B
    Front end collisions
  • C
    Rollovers
  • D
    Brake failure

Question 8

What type of CDL license allows you to drive a vehicle with a gross combined weight rating (GCWR) of 26,001 pounds or more?

  • A
    Class A
  • B
    Class C
  • C
    Class B
  • D
    Class D

Question 9

A road that falls under the jurisdiction of a government or other public agency and allows public travel is known as what?

  • A
    A private road
  • B
    A public road
  • C
    A freeway
  • D
    A highway

Question 10

You are exempt from needing a CDL for farm vehicle operation except for when?

  • A
    It is used for other commercial purposes
  • B
    The vehicle is operated by the farmer, a family member or an employee
  • C
    It is within 150 air miles from the farm
  • D
    You are transporting products, equipment or supplies to and from a farm

Question 11

If you get a DUI, for how long will your CDL be disqualified?

  • A
    3 years
  • B
    6 months
  • C
    1 year
  • D
    3 months

Question 12

What is the legal limit for the weight you can you carry with a 5-axle or more combination vehicle?

  • A
    80,000 pounds
  • B
    50,000 pounds
  • C
    100,000 pounds
  • D
    35,000 pounds

Question 13

Which of these should you NOT do when you approach an upgrade?

  • A
    Check all directions for traffic
  • B
    Use the proper gear for maintaining speed
  • C
    Use 4-way flashers if driving too slowly
  • D
    Move to the left-most lane

Question 14

Per the FMCSA, what is the minimum tread depth for a steer tire?

  • A
    4/32 of an inch
  • B
    7/35 of an inch
  • C
    3/34 of an inch
  • D
    2/32 of an inch

Question 15

Which of the following is not an endorsement you can have on your CDL?

  • A
    N - tank vehicle
  • B
    H - hazardous materials
  • C
    D - dump truck
  • D
    T - double/triple trailers

Question 16

For all of the following situations, your application for Hazardous Materials Endorsement will be denied EXCEPT when?

  • A
    You are unable to prove legal status
  • B
    You are wanted or indicted for certain felonies
  • C
    You are listed as a security threat by the TSA
  • D
    You have a poor credit history

Question 17

What is the maximum width allowed for commercial vehicles in normal situations?

  • A
    110 inches or 2.794
  • B
    There is no limit for width
  • C
    102 inches or 2.6 meters
  • D
    108 inches or 2.74 meters

Question 18

All of the following will help you to avoid rollovers in a combination vehicle EXCEPT:

  • A
    Avoid changing lanes quickly
  • B
    Drive slowly as you drive on and off ramps
  • C
    Avoid driving with a full load
  • D
    Drive slowly as you turn corners

Question 19

Which three endorsements are you allowed on your commercial learner's permit (CLP)?

  • A
    Double/Triple trailers, Passenger, School bus (T, P, S)
  • B
    Combination tank and hazardous materials, School bus, Tank vehicle (X,S,H)
  • C
    Passenger, School bus, and Tank (P,S,N)
  • D
    Hazardous materials, Tank vehicle, Double/triple trailers (H, N, T)

Question 20

If you have an air brake restriction on your CDL, are you allowed to drive a vehicle that has an air-assisted parking brake release as part of the hydraulic braking system?

  • A
    No
  • B
    It depends on the vehicle
  • C
    Yes
  • D
    It depends on the state

Question 21

If you drive your empty truck to another state solely for the purposes of repair, does it fall under the category of interstate commerce?

  • A
    No
  • B
    Yes
  • C
    Depends on the state
  • D
    Depends on the repairs

Question 22

Can you drive a commercial vehicle after removing a defective tire so that you have three tires on an axle rather than four?

  • A
    It depends on the state
  • B
    No
  • C
    Yes, if the weather conditions are good
  • D
    Yes, as long as the weight does not exceed the limit

Question 23

If you commute across state lines in your CMV, is that considered interstate commerce?

  • A
    Yes
  • B
    Depends on if it is for personal transportation
  • C
    Depends on the state
  • D
    No

Question 24

How much more likely is it that a fully loaded rig will turn over compared to an empty one?

  • A
    5 times
  • B
    No difference
  • C
    7 times
  • D
    10 times

Question 25

Do you need to test on an airbrake-equipped vehicle to upgrade to a group A CDL if you already have a group B or C CDL valid for airbrake-equipped vehicles?

  • A
    Yes
  • B
    It depends on the state
  • C
    No, because the air-braking systems are similar
  • D
    It depends on the vehicle

Question 26

What is the maximum amount of time you can drive a property-carrying commercial vehicle after a 10-hour break?

  • A
    13 hours
  • B
    14 hours
  • C
    11 hours
  • D
    10 hours

Question 27

If you experience a breakdown or some other type of emergency, how far from your vehicle should your reflective triangles be?

  • A
    10 feet, 100 feet, and 200 feet
  • B
    20 feet, 100 feet, and 200 feet
  • C
    10 feet, 100 feet, and 100 feet
  • D
    20 feet, 200 feet, and 200 feet

Question 28

What is the minimum allowable length for a truck and tractor-semitrailer combination?

  • A
    45 feet
  • B
    42 feet
  • C
    48 feet
  • D
    50 feet

Question 29

What is the Gross Vehicle Weight Rating?

  • A
    The result of adding the weight of the vehicles and the cargo
  • B
    The manufacturer-set weight limit for a single vehicle or combination of vehicles
  • C
    The minimum weight capacity of the vehicle
  • D
    The weight of the vehicle

Question 30

Obtaining three serious traffic violations in a period of three years will result in a CDL disqualification for how long?

  • A
    90 days
  • B
    180 days
  • C
    30 days
  • D
    120 days

Comments (2)

We want to hear your feedback! Share your scores and discuss the quiz, but keep it civil.

I can't believe I passed I'm not even a big rig driver

· · · ·

This quiz was very inaccurate because at least 40% of y'all's questions wasn't worded right and was wrong on y'all's answer

· · · ·