Air Brakes #2
Air Brakes Endorsement Test | Florida 2026 #2 Page 2 of 4
Train for FREE online with our Florida CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a FL Class A/Class B driver license in 2026, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.
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7 . Foundation brakes are used:
At each wheel.
Foundation brakes are used at each wheel. The most common type is the S-cam drum brake.
8 . If using air tanks with manually operated drains, how often should you drain the tanks?
Once every 3,000 miles
To prevent the build up of oil and water in a vehicle's air tanks, manually operated air tank drains should be used at the end of each day of driving.
9 . What color light indicates a vehicle's ABS is not working?
On vehicles with Anti-Lock Braking Systems (ABS), yellow malfunction lamps alert the driver to ABS malfunction.
10 . What do anti-lock brakes do?
Prevent a vehicle from accelerating while traveling downhill
The function of an Anti-Lock Braking System (ABS) is to prevent the vehicle's wheels from locking up from hard brake application.
11 . Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
100 psi
Before driving a vehicle with a dual air brake system, you should wait for the air compressor to build up at least 100 psi in both the primary and secondary systems.
12 . Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when:
Driving uphill.
Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when air tank pressure falls to a level between 20 and 45 psi. You can do this by chocking the wheels and releasing air from the braking system by stepping on and off the brake pedal. Once the pressure drops to an unsafe level, the parking brake valve should pop out and spring brakes should come on.
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2026 Florida | Frequently Asked Questions
To acquire a CDL Tank endorsement in Florida, you must first possess a valid Commercial Driver's License (CDL). Next, study the tank vehicle section of the Florida CDL manual. Then, schedule and pass the tank vehicle endorsement test at a Florida DMV office. This test includes multiple-choice questions about operating tank vehicles and transporting liquids.
To obtain a CDL Tank license, you must first have a valid Commercial Driver's License (CDL). You also need to pass the Tank Vehicle written test, which covers the specific rules and safety measures for tank vehicles. Studying the tank vehicle section in the CDL manual will help you prepare for this test.
Specific training or experience is not mandatory for a CDL Tank endorsement in Florida. However, it's important to thoroughly understand the tank vehicle operations and safety procedures. Studying the tank vehicle section of the Florida CDL manual is crucial. While not required, some applicants may find practical training beneficial for passing the endorsement test.
Yes, to obtain a CDL Tank endorsement in Florida, you must pass an additional written test. This test covers specific knowledge related to tank vehicle operation and safety procedures. It includes multiple-choice questions and is separate from the general CDL written test. The information for the test can be found in the Florida CDL manual's tank vehicle section.
The written test for the CDL Tank endorsement in Florida covers a variety of subjects including, but not limited to, inspecting tank vehicles, recognizing high and low center of gravity and its effects, understanding outage requirements, handling bulkheads, and safety procedures for driving and parking tank vehicles. The Florida CDL manual provides detailed information on these topics.
The CDL Tank endorsement assessment primarily focuses on knowledge rather than specific driving maneuvers. It tests your understanding of inspecting tank vehicles, recognizing high center of gravity and its effects, handling smooth bore tanks, emergency procedures, and dealing with special situations like crossing railroad tracks or long slopes.
Yes, there are certain limitations for drivers with a CDL Tank endorsement in Florida. They are only permitted to operate tank vehicles and are not allowed to haul hazardous materials unless they also possess a Hazardous Materials (HazMat) endorsement. Additionally, they must comply with all federal and state regulations regarding weight limits, vehicle inspections, and hours of service.
No, you cannot transport liquid or gas materials without a valid CDL Tank endorsement in Florida. This endorsement is necessary to operate a commercial vehicle that is designed to transport any liquid or gaseous materials within a tank or tanks having an individual rated capacity of more than 119 gallons and an aggregate rated capacity of 1,000 gallons or more.
The CDL Tank endorsement can be added to your current commercial driver's license in Florida. You don't need to apply for a fresh license, but you will need to pass the Tank Vehicle endorsement test. It's recommended to study the Florida CDL handbook and take practice tests before attempting the endorsement test.
Yes, there are specific regulations and prerequisites in place for handling hazardous materials with a CDL Tank endorsement in Florida. These include obtaining a hazardous materials endorsement, passing a written test, undergoing a background check, and completing a TSA threat assessment. Additionally, drivers must comply with federal regulations such as proper labeling, placarding, and handling of hazardous materials.
