Page:UK Traffic Signs Manual - Chapter 4 - Warning Signs. 2013.pdf/43

TRAFFIC SIGNALS When maintenance work is being carried out on traffic signals, the sign to diagram 7010.1 varied to "TRAFFIC SIGNAL MAINTENANCE" may be displayed. If the traffic signals are not operating, signs to diagram 7019 may be erected. These are erected on the signal post and must be reflectorised if not directly lit (see para 1.38).

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