4.24Display of electronic signs#

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Electronic signs may be substituted for static signs. Electronic variable speed limit signs shall comply with the requirements of AS 5156 Electronic speed limit signs. Variable message signs shall comply with the requirements of MRTS229 Electronic Traffic Control Signs and MRTS262 Temporary Variable Message Signs as appropriate. The display of electronic signs shall comply with the following principles:

a)symbols / signs shall be shown in the reversed colour scheme to the appropriate static sign
b)legends shall also be shown in the reversed colour scheme to the appropriate static sign, with red text only used to display the PREPARE TO STOP or REDUCE SPEED message; orange text is used to display the LINE MARKERS AHEAD message while yellow text is used to display the LINE MARKING AHEAD message
c)the annulus on a speed limit sign shall be red with the speed limit displayed in a white legend
d)yellow shall be the only colour legend used on electronic signs to display general roadwork messages, and
e)where noted on the TC sign drawings, compliance with the relevant Main Roads Technical Specification (MRTS) documents is required.

Examples of electronic signs are shown in Figure 4.24.

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