Air Brake Coach
Spring brakesQuestion 27 of 116

How strong is a spring park brake application, compared with a full service application?

  1. About half as strong
  2. Twice as strong
  3. Equally strong
  4. Three times as strong
Show answer

Correct answer: About half as strong

A spring park brake application is only half as strong as a full service application.

Source: Air Brake Manual: A Guide for Instructors (Government of Alberta, Alberta Transportation, March/April 2012), Module 7: System failures, page 71

Practice spring brakes

Questions last reviewed: 18 October 2026