While driving, spring brakes are generally held in place by: Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question While driving, spring brakes are generally held in place by: Answers Air pressure. Chocks. Foundation brakes. Explanation While driving, spring brakes are generally held in place by air pressure. If the air pressure gets low enough, the springs will activate the brakes.