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300+ Free Virginia CDL Tanker Test Practice Questions

Prepare for the Virginia Commercial Driver License (CDL) Tanker Vehicles Endorsement Test exam with instant access — no signup required.

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2026 Statistics

Key Facts: Virginia CDL Tanker Test Exam

80%

Virginia CDL knowledge exam passing standard

Virginia DMV CDL Knowledge Exams

>119 gal

Individual tank capacity threshold in Virginia Section 8-1 / 49 CFR 383.5 definition

Virginia Commercial Driver's Manual / 49 CFR 383.5

1,000 gal

Aggregate tank capacity threshold for the tank-vehicle definition

Virginia Commercial Driver's Manual / 49 CFR 383.5

$3

Virginia commercial learner's permit fee

Virginia DMV Apply for a CDL or CLP

$1/year

Virginia endorsement fee

Virginia DMV Apply for a CDL or CLP

1 year

Virginia CLP validity; CLP cannot be renewed

Virginia DMV Apply for a CDL or CLP

Study Virginia CDL Manual Section 8-1. Know the N endorsement threshold of tanks over 119 gallons each and 1,000 gallons aggregate, Virginia's 80 percent knowledge-test passing standard, the CLP empty-tank restriction, leak and valve inspection points, special equipment, high center of gravity, curve-speed rollover risk, liquid surge in partial loads, side-to-side surge, bulkheads, baffles, smooth-bore tanks, outage/ullage, expansion, dense-liquid weight, legal limits, and safe loading/unloading procedures.

Sample Virginia CDL Tanker Test Practice Questions

Try these sample questions to test your Virginia CDL Tanker Test exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 300+ question experience with AI tutoring.

1Which Virginia CDL endorsement permits operation of a tank vehicle?
A.N
B.P
C.T
D.S
Explanation: Virginia DMV lists endorsement N as the Tank Vehicle endorsement. The X endorsement combines tank vehicle and hazardous-material authority when both are needed.
2What Virginia CDL manual section does DMV list for the Tank Vehicle endorsement?
A.Section 4-1
B.Section 8-1
C.Section 9-1
D.Section 10-1
Explanation: Virginia DMV CDL Knowledge Exams lists N - Tank Vehicle and directs applicants to Section 8-1: Tank Vehicles.
3What score does Virginia DMV require to pass CDL knowledge exams?
A.60%
B.70%
C.80%
D.90%
Explanation: Virginia DMV says CDL knowledge exams require at least 80 percent correct, matching the federal CDL knowledge-test standard.
4How are Virginia CDL knowledge exams administered?
A.By computer with one best answer
B.Only as a road test
C.Only as a take-home test
D.Only as an oral interview
Explanation: Virginia DMV states CDL knowledge exams are taken on a computer and the applicant selects the one best answer.
5What is liquid surge?
A.The empty space left for expansion
B.Movement of liquid in a partially filled tank
C.A tire-pressure rule
D.A valve inspection sticker
Explanation: Virginia CDL Section 8-1 describes liquid surge as movement of liquid in partially filled tanks, which affects handling.
6When is liquid surge usually strongest?
A.When the tank is partially filled
B.When the tank is completely empty
C.When the cargo is dry freight
D.Only when parked
Explanation: A partial tank gives liquid room to move. Empty tanks have no liquid surge, and full tanks leave less room for liquid movement.
7What can forward surge do when stopping?
A.Push the truck forward
B.Lower the tank permanently
C.Make brakes unnecessary
D.Remove the need for outage
Explanation: When the liquid wave moves forward during braking, it can push against the front of the tank and affect stopping control.
8Which driving style helps control surge?
A.Smooth starts, stops, and steering
B.Hard starts and hard stops
C.Sharp swerves
D.Braking only in curves
Explanation: Smooth control inputs reduce sudden liquid movement and help keep the tanker stable.
9Why should a tanker driver begin slowing early?
A.To manage surge and allow longer stopping distance
B.To open all valves
C.To remove the N endorsement
D.To make the tank heavier
Explanation: Early gradual braking gives liquid movement time to settle and leaves space if surge pushes the vehicle.
10What is outage, also called ullage?
A.Space left in a tank for liquid expansion
B.A solid wall inside a tank
C.A tire tread depth
D.A CDL retest fee
Explanation: Outage or ullage is the empty space left because liquids expand as they warm.

About the Virginia CDL Tanker Test Exam

The Virginia CDL Tanker Vehicles Endorsement Test is the written knowledge exam for commercial drivers seeking an N endorsement to operate qualifying tank vehicles. Virginia DMV directs N endorsement applicants to Section 8-1 of the Virginia Commercial Driver's Manual. The official material covers leak checks, valves, pipes, hoses, manhole covers, vents, special equipment, high center of gravity, liquid surge, slippery-surface stopping risk, bulkheads, baffles, smooth-bore tanks, outage/ullage, expansion, product density, legal loading limits, and safe driving practices for tank vehicles. Virginia administers CDL knowledge tests by computer and requires at least 80 percent correct.

Assessment

Computer-based multiple-choice CDL endorsement knowledge exam for the N Tank Vehicle endorsement. Virginia DMV directs applicants to Section 8-1: Tank Vehicles. 49 CFR 383.119 requires tanker applicants to know cargo surge causes, prevention, and effects; braking when empty, full, and partially full; baffled and non-baffled handling; tank construction; product-density effects; grades and curves; emergency systems; DOT specification tank retest/marking requirements; and operating practices.

Time Limit

Virginia DMV does not publish a single statewide time limit for the CDL Tank Vehicle endorsement knowledge exam on the cited pages

Passing Score

At least 80% correct on Virginia CDL knowledge exams

Exam Fee

Virginia DMV does not list a separate Tank Vehicle knowledge-test-only fee; Virginia lists a $3 CLP, $64 standard eight-year CDL with no endorsements, and endorsements at an additional $1 per year. (Virginia Department of Motor Vehicles under FMCSA CDL standards)

Virginia CDL Tanker Test Exam Content Outline

Core licensing topic

Virginia and Federal Tanker Endorsement Context

N endorsement scope, X endorsement context, CLP tank restriction, Virginia computer-based knowledge testing, one-test-per-business-day rule, fees, and the federal 80% pass standard.

Core Section 8 domain

Inspection and Special Equipment

Leaks, tank shell, valves, pipes, hoses, manhole covers, vents, vapor recovery, grounding and bonding, emergency shut-off systems, built-in fire extinguishers, and emergency equipment.

Core Section 8 and 49 CFR 383.119 domain

Liquid Surge and Handling

Partial loads, forward-and-back surge, side-to-side surge, slippery-surface stopping risk, acceleration, following distance, smooth steering, and smooth braking.

Core Section 8 domain

High Center of Gravity and Rollover

Top-heavy tank vehicles, posted curve-speed risk, ramps, turns, wind, rough surfaces, lane changes, and rollover prevention.

Core Section 8 and 49 CFR 383.119 domain

Tank Construction, Outage, and Loading

Bulkheads, baffles, smooth-bore tanks, compartment loading, outage/ullage, liquid expansion, product density, legal weight limits, and loading/unloading checks.

How to Pass the Virginia CDL Tanker Test Exam

What You Need to Know

  • Passing score: At least 80% correct on Virginia CDL knowledge exams
  • Assessment: Computer-based multiple-choice CDL endorsement knowledge exam for the N Tank Vehicle endorsement. Virginia DMV directs applicants to Section 8-1: Tank Vehicles. 49 CFR 383.119 requires tanker applicants to know cargo surge causes, prevention, and effects; braking when empty, full, and partially full; baffled and non-baffled handling; tank construction; product-density effects; grades and curves; emergency systems; DOT specification tank retest/marking requirements; and operating practices.
  • Time limit: Virginia DMV does not publish a single statewide time limit for the CDL Tank Vehicle endorsement knowledge exam on the cited pages
  • Exam fee: Virginia DMV does not list a separate Tank Vehicle knowledge-test-only fee; Virginia lists a $3 CLP, $64 standard eight-year CDL with no endorsements, and endorsements at an additional $1 per year.

Keys to Passing

  • Work through all 300 available questions
  • Review every answer and explanation
  • Track weak areas and revisit them
  • Use our AI tutor for tough concepts

Virginia CDL Tanker Test Study Tips from Top Performers

1Read Virginia CDL Manual Section 8-1 once for structure, then reread leak checks, valves, special equipment, high center of gravity, surge, baffles, smooth-bore tanks, outage, and loading amount.
2Memorize the tank-vehicle threshold: individual tanks over 119 gallons and 1,000 gallons or more aggregate capacity when permanently or temporarily attached.
3Treat surge questions as handling questions: partial load, smooth inputs, extra following distance, early braking, and low curve speed.
4Separate baffles, bulkheads, and smooth-bore tanks; baffles reduce forward/back surge, bulkheads divide compartments, and smooth-bore tanks have the strongest surge.
5Do not overlook Virginia logistics: Section 8-1 study source, 80 percent pass standard, one CDL knowledge-test attempt per business day, CLP tank restriction, CLP validity, and CDL/endorsement fees.

Frequently Asked Questions

Who administers the Virginia CDL Tanker test?

Virginia DMV administers CDL knowledge exams and identifies N - Tank Vehicle as a special endorsement exam based on Section 8-1 of the Virginia Commercial Driver's Manual.

What score do I need to pass?

Virginia DMV states CDL knowledge exams require at least 80 percent correct.

What does the N endorsement cover?

Virginia DMV says the N endorsement permits operation of a tank vehicle. Hazardous-material tank cargo may also require the H endorsement or the combined X endorsement.

What section should I study?

Study Virginia CDL Manual Section 8-1: Tank Vehicles. Also review safe-driving, air-brake, combination-vehicle, and hazardous-material sections when your vehicle or cargo requires them.

Does non-hazardous liquid require a tanker endorsement?

It can. Virginia Section 8-1 says the liquid or gas does not have to be hazardous if the vehicle and tanks meet the CDL tank-vehicle definition.

Can a Virginia CLP holder operate a loaded tank vehicle with an N endorsement?

No. Virginia DMV lists the CLP N endorsement with an X restriction limiting operation to empty tank vehicles and excluding tanks with unpurged hazardous-material residue.