17. From a point 310 metres or thereby north, north‑west of point 14 in a clockwise direction for a distance of 315 metres or thereby returning to the same point 310 metres or thereby north, north‑west of point 14 forming a circulatory carriageway of the roundabout as shown by a heavy black line between the points marked “point W”, “point V”, “point AC”, “point AO”, “point AB” and returning to the same “point W” on the plan.