D4b

Category : Mandatory signs

D4b : D4b - Variant of signal D4 for the transport of dangerous goods. Like D4a, but with a different mandatory dire…
D4b : D4b - Variant of signal D4 for the transport of dangerous goods. Like D4a, but with a different mandatory direction for these vehicles. Other vehicles may conti

D4b - Variant of signal D4 for the transport of dangerous goods. Like D4a, but with a different mandatory direction for these vehicles. Other vehicles may continue to circulate freely.

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