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Double Triple Test | Nebraska 2025 #1 Page 2 of 3
Train for FREE with our Nebraska CDL double triple practice 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 NE CDL double triple license 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 DMV requirements may vary from state to state.
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8 . Operating a commercial motor vehicle with a minimum blood alcohol content (BAC) of ____ is illegal.
0.12 percent
It is illegal to operate a CMV with a minimum blood alcohol concentration (BAC) of 0.04 percent. A first offense of driving with a BAC of 0.04 percent or higher will result in loss of license for at least one year.
9 . Black ice is usually very thick.
Black ice is a layer of ice that is thin and clear enough for the road to be visible through it. This makes the road look as if it is merely wet.
10 . When driving on packed snow, you should reduce your speed:
By about one-eighth.
When driving on packed snow, you should reduce your speed by one-half or more. It can be difficult to stop or turn when operating on a slippery surface, so you must adjust your speed to drive safely under such conditions.
11 . A low air pressure warning signal should activate:
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 55 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
12 . When should you check and adjust your mirrors?
Mirrors do not need to be adjusted.
The adjustment of mirrors must be checked prior to the start of any trip.
13 . When driving a 50-foot truck at 50 mph, you should maintain a following distance of at least:
Eight seconds.
