Five copies of a site plan and supporting data which shows the size, location, and topography of the site, the use of adjacent land, the proposed size, bulk, use and location of buildings; the location and proposed function of all yards, open spaces, parking areas, driveways, storage areas and accessory structures; the location of all utilities, the provisions for parking, moving or loading of vehicles and the timing of construction proposed shall be submitted to the Zoning Officer at least 10 days in advance of the next regularly scheduled meeting of the Planning Commission.