Site plan specifications. Application for multiple dwellings shall require the submission of a site development plan to the Planning Board (hereafter referred to as the "Board"). Said plan or plans as submitted to the Board are required to show all structures, roadways, pathwalks, parking areas, recreation areas, utility and exterior lighting installations and landscaping on the site. All existing structures and usages within 200 feet of site boundaries and any other elements as may be deemed essential by the Board shall also be depicted. The sketch plan shall show dimensions of the buildings on the lot, the lot boundaries and the distances from the buildings to all lot lines.