Speed humps typically have a sinusoidal profile (such as a Watt’s profile speed hump) for the direction of travel. Figure 14‑3 shows typical layout markings for a speed hump installed from kerb face to kerb face; Figure 14‑4 illustrates a speed hump with tapered ends.
Figure 14‑3: Edgelines at vertical deflection device - vertical deflection devices that span kerb to kerb
View larger image [JPG, 1.5 MB]
Figure 14‑4: Edgelines at vertical deflections devices - vertical deflection devices with taper at the edge of the roadway
![View larger image [JPG, 1.5 MB]](/assets/Roads-and-Rail/tcdm/part-5/img/figure/figure-14-3-edgelines-at-vertical-deflection-device-vertical-deflection-devices-that-span-kerb-to-kerb.jpg){kind=link}
![View larger image [JPG, 1.6 MB]](/assets/Roads-and-Rail/tcdm/part-5/img/figure/figure-14-4-edgelines-at-vertical-deflections-devices-vertical-deflection-devices-with-taper-at-the-edge-of-the-roadway.jpg){kind=link}