T-Junction Ahead Post Mounted Sign - Diagram 505.1 R2/RA2 (Face Only)The T Junction sign means there is a right or left turn and the end of the current road. The right of way is shown by the direction the thicker line is pointing. The warning sign with the thicker arrow pointing to the left indicates priority turning left into the junction which is reversed when the diagram points right. You will find this sign on the priority lane entering a T junction and may be used with a supplementary plate indicating the distance