Traffic Joins From Left Post Mounted Sign - Diagram 508.1 R2/RA2 Size:900mm 554B warns of a ‘Gate

554B warns of a ‘Gate Ahead’’

airports and shipping ports

Blue and White or Green and White

This sign is deployed in areas where footways or pedestrian walkways are closed due to temporary maintenance or street works

These areas will usually contain a lot of equipment

Traffic Joins From Left Post Mounted Sign - Diagram 508.1 R2/RA2 Size:900mm 554B warns of a ‘GateThis sign is used to give a warning where there is traffic joining from the left hand side onto the main carriageway. This keeps the dual carriageway users alert and ready to move and allow new vehicles onto the road. Without this sign, cars may not notice the junction which could lead to sudden changes in speed and road position which can cause collisions or traffic build up. This sign should be positioned on the left of the main carriageway and is