PLAIN-LANGUAGE DEFINITION
What does Spring Brakes mean?
Powerful mechanical brakes held off by air pressure and applied when air pressure is removed.
Uzbek explanation
Air pressure bilan bo‘sh holatda ushlab turilib, pressure yo‘qolganda ishlaydigan kuchli mechanical brakes.
How the term is used in trucking
“Spring brakes begin to apply when system pressure becomes very low.”
In the other language: System pressure juda pasayganda spring brakes ishlay boshlaydi.
Why CDL drivers should know this term
You may encounter “Spring Brakes” during CDL training, permit preparation, a vehicle inspection, dispatch communication, or daily commercial-driving work. Understanding both the official English wording and the Uzbek explanation helps you communicate clearly and recognize the term in real situations.