Before commencing site preparation or construction of any structure, the site plan must have the approval of the Planning Commission and the recommendation of Council when requested by the Planning Commission. The site plan shall show, as proposed, the location of main and accessory structures on the site and in relation to one another; traffic circulation within the site; the location of vehicular access onto the site; the height and bulk of structures; the provision of automobile parking; the provision of other open space on the site; and the handling of stormwater drainage or controls; the landscaping, paving, fencing and walls, and display of signs. Street opening permit must be submitted with site plan. (See Chapter 260, Subdivision and Land Development.)