Utah Tanker Endorsement Practice Test (UT) 2

4.7 out of 5 (43 votes)
80% Passing score
20 Questions
4 Mistakes allowed
If you're gearing up for your CDL tanker endorsement, our Utah CDL tanker practice test is just what you need to get prepared. This 20-question test covers everything from managing liquid surge and maintaining weight stability to understanding critical safety procedures and regulatory requirements. Each question is designed to simulate the format of the actual DMV test, helping you practice the process of eliminating incorrect answers to find the right one. Taking the Utah CDL practice test isn't just about memorizing answers; it's about understanding the unique challenges of operating a tanker vehicle. These vehicles have a high center of gravity, making them more prone to tipping, especially on Utah's winding canyon roads or during the busy Sundance Film Festival traffic. This test highlights the importance of emergency preparedness, equipping you with the knowledge needed to effectively respond to spills and leaks. The Utah CDL practice test is ideal for those with a commercial learner's permit. It ensures you're well-versed in the nuances of tanker vehicle operations, covering all necessary aspects. With a passing score of 16 out of 20, this test is a great benchmark to gauge your readiness. Plus, the multiple-choice format mirrors the actual written permit test, giving you a real feel of what to expect. One of the standout features of our Utah tanker endorsement test is the study aids. If you're stuck on a tough question, you can request a hint to guide you towards the correct answer. And if you get a question wrong, a detailed explanation will help you understand why, ensuring you learn from your mistakes. Scheduling your study sessions around your busy life is easy with our online test. Available 24/7, you can take the Utah CDL tanker practice test whenever it suits you best. Whether you're catching up after the Utah State Fair or squeezing in some study time before heading out to Arches National Park, you have the flexibility to fit your test preparation into your schedule. Local events like the Salt Lake City Marathon or the Deer Valley Music Festival might be on your calendar, but so should passing your CDL tanker test. Our Utah CDL practice test ensures you're ready for the road, making it a crucial part of your preparation journey.
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Sample Utah Tanker Test Questions

Question 1

Before loading, unloading, or moving a tank vehicle, what must you verify about its intake, discharge, and cut-off valves?

  1. A They are open for every operation
  2. B They are closed for every operation
  3. C They have recently been cleaned
  4. D They are positioned correctly for the planned operation

Correct answer: D – They are positioned correctly for the planned operation

Before any loading, unloading, or movement, each intake, discharge, and cut-off valve must be set for the operation being performed. A valve should not automatically be placed in either the open or closed position. The inspection should also include checking the tank, pipes, connections, hoses, covers, and vents for problems.

Source: Utah Commercial Driver License Handbook, 2025 Edition — § 8.1.1, “Leaks”

Question 2

After a partially filled tanker stops on ice, what can liquid surge do?

  1. A Push the stopped truck into an intersection
  2. B Settle the load and improve traction
  3. C Shorten the truck’s stopping distance
  4. D Prevent the truck from moving again

Correct answer: A – Push the stopped truck into an intersection

In a partially filled tank, liquid may continue surging back and forth as the vehicle stops. When the liquid wave reaches the end of the tank, it can push the truck in the direction the wave is moving. On ice or another slippery surface, this force can move a stopped truck into an intersection.

Source: Utah Commercial Driver License Handbook, 2025 Edition — § 8.2.2, “Danger of Surge”

Question 3

Which direction of liquid surge is least controlled by tank baffles?

  1. A Forward during braking
  2. B Side to side
  3. C Rearward during acceleration
  4. D Forward and backward

Correct answer: B – Side to side

Baffles contain openings that allow liquid to flow between sections of the tank while helping control forward-and-back surge. They do not provide the same control over lateral movement. Side-to-side surge can shift the load during a turn and contribute to a rollover.

Source: Utah Commercial Driver License Handbook, 2025 Edition — § 8.2.4, “Baffled Tanks”

Question 4

For a CMV carrying liquid in temporarily attached tanks rated above 119 gallons each, what combined rated capacity meets the tank-vehicle threshold?

  1. A 100 gallons
  2. B 250 gallons
  3. C 500 gallons
  4. D 1,000 gallons

Correct answer: D – 1,000 gallons

Federal CDL rules define a tank vehicle using tanks with individual rated capacities above 119 gallons and an aggregate rated capacity of at least 1,000 gallons. The tanks may be permanently or temporarily attached to the vehicle or chassis. In Utah, operating a CMV that meets this definition requires the tank vehicle endorsement.

Source: Utah Commercial Driver License Handbook, 2025 Edition — §§ 1.2.5 and 8, “State of Utah Endorsements” and “Tank Vehicles”, 49 CFR § 383.5 — Definitions, 49 CFR § 383.93 — Endorsements

Question 5

Which posted speed may still be high enough for a tank vehicle to roll over?

  1. A The speed limit shown for a curve
  2. B A minimum speed posted near a merge
  3. C The speed limit on a straight freeway
  4. D A recommended speed for a level roadway

Correct answer: A – The speed limit shown for a curve

Liquid tankers carry much of their load high above the road, making them top-heavy and especially prone to rollover. Testing cited in the Utah CDL handbook shows that a tanker can overturn at a curve’s posted speed. Highway curves and entrance or exit ramp curves should be taken well below posted speeds.

Source: Utah Commercial Driver License Handbook, 2025 Edition — § 8.2.1, “High Center of Gravity”

Question 6

What is the proper speed-control technique when driving a tank vehicle through a curve?

  1. A Accelerate before entering the curve
  2. B Slow before the curve, then accelerate slightly through it
  3. C Maintain the posted curve speed throughout
  4. D Wait until inside the curve to begin braking

Correct answer: B – Slow before the curve, then accelerate slightly through it

Set a safe, reduced speed before entering the curve. Then accelerate slightly while traveling through the curve. The posted curve speed may still be too fast for a tank vehicle, so the driver must choose a lower entry speed that permits a smooth, controlled turn.

Source: Utah Commercial Driver License Handbook, 2025 Edition — § 8.3.3, “Curves”

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