ColumbiaTraining Systems Ltd.
Talk to an instructor(604) 729-5333
Language

Read in your language

Google Translate opens in a new tab. Some page content may remain in English. For quizzes and calendars, try your browser’s Translate option.

Browser translation help

Home/Practice quizzes/Single-unit air brakes

Single-unit air brakes practice quiz

Choose an answer, read the explanation, then continue to the next question. Your results include a review of every answer.

Single-unit air brakesQuestion 22 of 200
Correct50%11 of 22 answered
Incorrect50%11 of 22 answered

What is the correct low-air-warning result during the single-unit pre-trip test?

AIt activates at or above 60 psi as pressure is pumped down.Your answerCorrect answer
BIt activates only below 20 psi.
CIt stays off until the spring brakes apply.
Correct.

Continue pumping down and verify the light, buzzer or other warning activates at or above 60 psi. (Guide p. 218)

Next question

Choose another quiz · ICBC Driving Commercial Vehicles

Study aid only. These are not official ICBC exam questions, and practice scores do not predict an official test result.