No Construction Vehicles road sign (R231) Type:Chromadek Areas where reduced lighting or

Areas where reduced lighting or power failure could affect safe evacuation

predictable merging and weaving behaviour

This sign warns drivers that through travel ends and a junction decision is required

Temporary Turn Right Only road sign (TR109)

The No Unauthorised Vehicles road sign (R208) is a regulatory prohibition sign used to indicate that only authorised vehicles may proceed beyond the sign

No Construction Vehicles road sign (R231) Type:Chromadek Areas where reduced lighting orThe No Construction Vehicles road sign (R231) is a regulatory prohibition sign used to indicate that construction vehicles are not permitted beyond the sign. It is used to prevent heavy or slow moving construction traffic from entering restricted routes. Purpose and function This sign restricts construction vehicles where they may create safety hazards, road damage, congestion, or access conflicts. It is commonly used to protect sensitive routes and