FREE CDL Tank Endorsement Test Online | Colorado 2024 Page 3 of 3
Train for FREE with our Colorado tank endorsement 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 CO tank license in 2021, 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 for issuing a CDL tank vehicle endorsement may vary from state to state.
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15 . When backing a truck, you should:
Only use the mirror on the passenger's side.
To remain aware of hazards behind your vehicle when backing, you should frequently check your mirrors on both sides of the vehicle. Have a helper watch your blind spots whenever possible.
16 . How many daily hours of sleep does an adult need to maintain alertness?
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.
17 . Why should the steps of a pre-trip inspection be done in the same order each time?
The form must be followed in order.
Doing an inspection the same way every time will help you learn the necessary steps. You will be less likely to forget a step if you get into a routine.
18 . If a shipping paper describes both hazardous and non-hazardous materials, the items can be distinguished by:
The hazardous materials being written larger than the non-hazardous materials.
If a shipping paper describes both hazardous and non-hazardous materials, the hazardous materials must be distinguished in one of three ways. They must be entered first on the shipping paper, highlighted in a contrasting color, or marked with an "X" in a column titled "HM."
19 . When loading compressed gas, the liquid discharge valves should be:
Removed.
Keep liquid discharge valves on a compressed gas tank closed, except when loading and unloading.
20 . How much water must be present for a vehicle to hydroplane?
None
