Vibration Effect Produced by Raised Pavement Markers on the Exit Ramp of an Expressway

Table 7

The velocity of the vibration warning effect reaching peak values at different spacings.

Section		Spacing m	Car speed peak km·h^−1	Semi-trailers speed peak km·h^−1
Deceleration lane	Linear	3	30	30
		6	50	40
	Curved	7	50	50
		11	55	55
		15	65	65
Ramp curve section		4	30	30
		6	40	40
		15	70	60