The preliminary plat must be drawn to a scale of not smaller than one inch equals sixty feet (1" = 60'), and must show certain data as hereinafter specified. In the event that a subdivider owns or controls more land than he wishes to develop immediately, he shall prepare and submit a preliminary plan of the whole area on which he shall indicate the portion to be held for future development. Data to be shown include:
A. The location of existing and platted property lines, property fence lines, streets, buildings, water mains, watercourses, railroads, sewers, bridges, culverts, drain pipes, and any public utility easements on the lands to be subdivided;
B. The name, location, width, and other dimensions of proposed streets, alleys, easements, parks and other open spaces, reservations, lot lines, building lines, water lines, sewer lines, and other utilities;
C. Contours at vertical intervals of not more than five feet (5'), when required by the planning commission;
D. The subdivision name, the names and addresses of the owners, and of the designer of the plan;
E. Date, approximate north point, and scale. (Prior code § 12-4-5)