§ 153.15  PRELIMINARY AND TOPOGRAPHICAL MAPS; MAP CONTENT AND SCALE.
   (A)   Preliminary map. The preliminary map required by § 153.02 shall be submitted in duplicate and shall contain the following information:
      (1)   The name or title under which it is proposed to record the subdivision;
      (2)   The name and address of all owners of record or subdividers;
      (3)   The location, width, approximate grade and radius of curvature of proposed and existing streets, alleys, highways and ways included in the plat together with similar fact regarding the adjacent property;
      (4)   The location of all existing features affecting the subdivision, such as railroads, buildings, wooded areas, easements, ditches, watercourses, etc.;
      (5)   The location and size of the nearest available public sewers, watermains, and power lines, existing or planned;
      (6)   The location, size, and grade of the sewers with which it is proposed to serve the area or the location and description of other proposed means of sewage disposal; and
      (7)   The approximate dimensions of lots, approximate radii of curves, and the approximate location of all setback lines.
(`73 Code, 17.021, § 5.241)
   (B)   Topographical map.  When in the opinion of the City Planning Commission a topographical map of the area is required, the subdivider shall furnish such map with contour intervals of not more than five feet. 
(`73 Code, 17.022, § 5.242)
   (C)   Map content, scale. Maps shall be drawn to clearly show all information, including dates and cardinal points. The scale shall not be more than 100 feet to the inch except that maps required to show the location of nearest available public sewers or watermains may be drawn to a scale of 400 feet to the inch. 
(`73 Code, 17.023, § 5.243)