(A) Topographic data required as a basis for the preliminary plat, in § 72.404, shall include existing conditions as follows, except when otherwise specified by the Planning Commission.
(1) Boundary lines; bearings and distances;
(2) Easements; locations, width and purpose;
(3) Streets on, adjacent to, and within four hundred feet (400’) of any part of the tract; name and right-of-way width and location; type, width and elevation of surfacing; and legally established centerline location; walks, curbs, gutters, culverts, etc.
(4) Utilities on and adjacent to the tract; location, size, and invert elevation of sanitary, storm and combined sewers; location and size of water mains; location of gas lines; fire hydrants, electric and telephone poles, and street lights; if water mains and sewers are not on or adjacent to the tract, the direction and distance to and size of nearest ones, showing invert elevation of sewers shall be indicated.
(5) Ground elevations on the tract, based on a datum plane approved by the City Engineer; for land that slopes less than approximately two percent (2%) spot elevations at all breaks in grade, along all drainage channels or swales, and at selected point not more than one hundred feet (100’) apart in all direction shall be shown; for land that slopes more than approximately two percent (2%) contours with an interval of not more than approximately two percent (2%), shall show either contours with an interval of not more than five feet (5’) if ground slope is regular and the information is sufficient for planning, or shall show contours with an interval of not more than two feet (2’) if necessary because of irregular land or need for more detailed data for preparing plans and construction drawings.
(6) Subsurface conditions on the tract, if required by the Planning Commission; location and results of tests made to ascertain subsurface soil, rock, and ground water conditions; depth to ground water unless test pits are dry at a depth of five feet (5’); location and results of soil percolation tests if individual sewage disposal systems are proposed.
(7) Other conditions of the tract; watercourses, marshes, rock outcrop, wooded areas, isolated preservable trees one (1) foot or more in diameter, houses, barns, and other significant features and structures.
(8) Key map showing location of the tract.
(9) Title and certificates; present tract designation according to official records in the county office for the recording of deeds; title under which proposed subdivision is to be recorded, with names and addresses of owners, a list of all encumbrances, notation stating acreage, graphic scale, north arrow, datum, benchmarks, certificates of registered civil engineer or surveyor, and date of survey.
(Ord. passed 11-14-72)