11-3-7: PERMANENT MARKERS AND MONUMENTS:
   A.   Markers: Permanent markers shall be placed at each corner of every block or portion of a block, points of curvature and points of tangency on street lines, and at each angle point on the boundary of the subdivision. A permanent marker shall be deemed to be a steel rod or pipe, one-half inch (1/2") or larger in diameter extending at least three feet (3') below the finished grade. In situations where conditions prohibit the placing of markers in the locations prescribed above, offset markers will be permitted. The exact location of all markers shall be shown on the final plat, together with accurate interior angles, bearings and distances.
   B.   Monuments: Permanent monuments shall be placed at all quarter section points within the subdivision or on its perimeter. These monuments shall be set according to the specifications of the city for such work. (Ord., 3-8-1971)