HazMat #2
Hazmat Test | Oklahoma 2025 #2 Page 2 of 5
On our website, we provide FREE practice - CDL hazmat test online! 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 OK CDL hazmat endorsement in 2025, 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 Oklahoma requirements for issuing a hazmat endorsement for CDL may vary from those established in other states.
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7 . During a cargo fire, opening the trailer doors may actually cause the fire to expand because doing so:
When experiencing a cargo fire, it may be a bad idea to open the doors to the trailer. Doing so allows oxygen to enter the area, potentially causing the fire to flare up and expand.
8 . A driver should ensure that:
It is always a good idea to compare package markings and labels to accompanying shipping papers. Always make sure the shipper has displayed the correct basic description on the shipping paper and has provided the proper labels on the packages.
9 . What is the symbol for a marine pollutant?
The marine pollutant symbol is the image of a fish in a white triangle with an X through through the fish.
10 . How many identical placards must be placed on a vehicle?
A placarded vehicle must have at least four identical placards: one on the front, one on the rear, and one on each side of the vehicle.
11 . Placards showing the type of hazardous materials in a vehicle are usually which shape?
In general, vehicles carrying hazardous materials are required to display diamond-shaped warning signs on all four sides. These warning signs are called "placards."
12 . If cargo containing hazardous materials is leaking but the driver does not have access to a phone, they should:
If a cargo of hazardous materials begins to leak, do not move your vehicle any more than safety requires. If you continue to drive, an even larger area will become contaminated. Instead, you should park your vehicle, secure it, stay with the vehicle, and contact the proper emergency personnel. If you do not have access to a phone, you should send someone else to get help.
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2025 Oklahoma | Frequently Asked Questions
A CDL Class A license in Oklahoma is defined as a commercial driver's license that allows the holder to operate any combination of vehicles weighing over 26,001 pounds, provided the vehicle(s) being towed exceed 10,000 pounds. This typically includes tractor-trailers, truck and trailer combinations, tank vehicles, and livestock carriers.
A Class A CDL license in Oklahoma allows drivers to operate vehicles such as tractor-trailers, truck and trailer combinations, flatbeds, livestock carriers, and tank vehicles. It also covers any combination of vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, provided the towed vehicle is heavier than 10,000 pounds.
To obtain a Class A CDL license in Oklahoma, you must be at least 18 years old (21 for interstate driving), have a valid Oklahoma driver's license, pass a vision test, and successfully complete written and skills tests. You also need to pass a Department of Transportation (DOT) medical examination and provide proof of identity, residency, and Social Security number.
In Oklahoma, you must be at least 18 years old to obtain a Class A CDL license for intrastate (within state) driving. However, for interstate (across state lines) or hauling hazardous materials, federal regulations require drivers to be at least 21 years old. Additionally, you must pass a medical examination and have a clean driving record.
Endorsements are not required for a Class A CDL license in Oklahoma but are necessary if you plan to drive certain types of vehicles or carry specific cargo. For instance, H endorsement is needed for hazardous materials, T for double/triple trailers, P for passenger vehicles, and N for tank vehicles. Each endorsement requires an additional knowledge test.
The Class A CDL skills test in Oklahoma encompasses three parts: the pre-trip inspection, basic vehicle control, and on-road driving. The pre-trip inspection tests your ability to assess your vehicle's safety. Basic vehicle control evaluates your ability to maneuver and control the vehicle. On-road driving assesses your ability to safely drive the vehicle in various traffic situations.
Yes, there are limitations. Class A CDL license holders in Oklahoma cannot drive a motorcycle or moped unless they have a motorcycle endorsement. They also cannot operate a school bus without a school bus endorsement. Additionally, certain medical conditions may restrict your ability to drive commercial vehicles and any violations may result in temporary or permanent disqualification.
In Oklahoma, the written Class A CDL test is primarily offered in English. However, some locations may offer the test in Spanish. It's important to check with your local testing center for language availability. Please note, all drivers must be able to read and understand road signs printed in English.
Yes, accommodations can be made for individuals with disabilities taking the Class A CDL written test. You need to notify the Oklahoma Department of Public Safety in advance about your specific needs. Accommodations can include extra time, a separate testing room, or having the test read aloud. However, all requests are subject to approval and must comply with federal regulations.
Yes, if you don't pass the Class A CDL written test in Oklahoma, you can retake it. However, you must wait at least one day before retaking the test. If you fail the test three times, you'll need to wait 30 days before your next attempt. Remember, each attempt requires a new test fee.
