Section 26456 Of Article 2. Operation Of Brakes From California Vehicle Code >> Division 12. >> Chapter 3. >> Article 2.
26456
. Stopping distance requirement tests shall be conducted on a
substantially level, dry, smooth, hard-surfaced road that is free
from loose material and where the grade does not exceed plus or minus
1 percent. Stopping distance shall be measured from the instant
brake controls are moved and from an initial speed of approximately
20 miles per hour. No test of brake performance shall be made upon a
highway at a speed in excess of 25 miles per hour.