The buildings along all cul-de-sacs shall be numbered with even numbers on the north and west side of the cul-de-sac and odd numbers on the south and east side, with the sequencing of numbers following the general direction of the cul-de-sac (north and south or east and west), as determined by the Director of Public Works. The division point between odd and even numbering is the centerline of the cul-de-sac.