3/4 Way Control Wait Here Until Green Light Shows Sign Diagram 7011.1 | Quick Fit (Face Only) | 1050x750mmThis Quick Fit 3 4 WAY CONTROL WAIT HERE UNTIL GREEN LIGHT SHOWS has a flip over cover plate to indicate either 3 way or 4 way control. These are used when road works have to stop side roads as well as the main carriageway. The ability to change the sign between 3 way and 4 way cuts down on the number of signs required to be on the van and ensures that signs can simply be tweaked to reflect the current demand. The cover plate has 3 on one side and 4