Temporary traffic signs may be erected for a limited period to guide traffic going to special events, such as major sporting events, shows or other public gatherings that are expected to attract large volumes of traffic.
Red rectangles are used for Miscellaneous warning, information and regulatory signs for road works.
Blue rectangles are used for information signs .
Yellow rectangles are used for direction/diversion/event signage
White rectangles are used for direction signs on non-primary routes, or for plates used in combination with warning and regulatory signs (supplementary)