(1) Walls, fences, hedges or screening materials which are sight obscuring shall be built to a minimum of three (3) feet and a maximum of six (6) feet.

(2) Fences that do not obscure sight shall be a minimum of three (3) feet and a maximum of six (6) feet.

(3) Structural walls six (6) feet or more in height shall require a building permit from the Building Inspection Division. A structural or vegetative fence shall not create a sight distance hazard to vehicular or pedestrian traffic as determined by the Provo City Traffic Engineer.