Each application shall be accompanied by preliminary site plans which show detailed location of proposed buildings, off-street parking facilities, storm drainage flow and construction and sanitary facilities. Also, such plans shall indicate adjoining property and adjacent streets, with proposals for traffic flow and street connections or proposed street extensions. The plan shall also indicate the gross area of the plot, number of units, number of parking stalls to be provided and, where applicable, docking facilities and such other details as are required under special use categories hereafter set forth. A separate location map shall also be submitted, showing existing land uses, buildings and zoning on the property and within 200 feet of said property.