29.20.600 Monuments standards and requirements.
(1) Permanent control monuments shall be established at:
(a) All controlling corners on the boundaries of the land division;
(b) The intersections of centerlines of roads within the land division;
(c) On the centerlines of roads within the land division at point of curve and point of tangency, or points of intersection, as required by the County Engineer.
(2) Permanent control monuments may be placed on offset lines. The position and type of every permanent monument shall be noted on all plats.
(3) Permanent control monuments within the streets shall be set after the roads are paved.
(4) Every lot corner shall be marked by a one-half-inch galvanized iron pipe or equivalent monument which shall be driven into the ground.
(5) All monuments must be at least partially composed of a ferrous material.