3-Way Control Wait HERE Until Green Light Shows Sign Diagram 7011.1 | Quick Fit (face only) | 1050x750mm3 way control wait here until green light shows temporary traffic signs are to be used when traffic is under the control of temporary traffic lights. This sign is used to warn vehicular traffic that the traffic is being controlled from 3 different direction. If you are setting up roadworks on a 4 way junction then you would require the 4 way variant of this sign. For full guidance on the sizing of these signs and how they should be positioned the