Passive control uses only signs to warn about the presence of a level crossing Active control uses one or more of lights, booms, gates, audible warning devices or lit signs to warn that rail traffic is approaching a level crossingESC0301 Level Crossing Equipment Contents Contents barriers, pedestrian swing gates, signs, train detection systems, control equipment, power supply and status monitoring This standard does not cover the requirements for passive level crossing protection althoughA railway level crossing with gate railway level crossing without gate supplementary intermediate level crossing signs or countdown sign general danger sign "y" junction carriageway narrows carriageway widens narrow bridge dangerous double bend 1nigeria highway code, 1521 Diagram 770 should be used when there is a gate or barrier However, open
Old English Level Crossing With Gates And Red Warning Light Country Railway Track In Rural England Stock Photo Picture And Royalty Free Image Image