One-way roadway road sign (R4.2) floor hazard sign Urban road networks

Urban road networks

Kitchen staff only no unauthorised access

and access points where “Oxygen Full” must be visible before action is taken

Mountain passes and areas with frequent fog or mist

One-way roadway road sign (R4.2) floor hazard sign Urban road networksThe One Way Roadway road sign (R4. 2) is an R1 Series control sign used at intersections to show that a one way carriageway applies in the indicated direction. It supports correct lane choice and prevents wrong way movements. Purpose and function This sign guides drivers into the correct direction of travel when a one way road connects to another road at an intersection. Typical applications Intersections where a one way road begins or joins another