Indicates a Y-shaped intersection, where through traffic approaches from the stem of the "Y" and continues along the branch of the "Y" with the arrowhead. The road representing the other branch of the "Y" is under stop or yield control at the point of intersection with the through road. The oversize version (WA-115A) should be used on roads with three or more lanes per direction and/or where the posted speed on the approach to the curve is 70 km/h or greater.