Applicants for a building permit shall also file with the Building Commissioner, for permanent record, a plat of the lot or site upon which it is intended to erect such building or structure, which plat shall show the location and dimensions of such lot, the subdivision and lot number thereof, the location of any building lines established by ordinance, the width of the streets, alleys, or courtways upon which such lot or site abuts the sidewalk and curb lines thereof, the location of any building or structure thereon, and the correct location of all buildings and their extreme projections on the adjoining lot or lots within ten feet of the lot lines. The plat shall show the plan of the first story in heavy lines and shall show all projections in their extremes in broken lines. Such plat shall give the figured dimensions of the body of the building, its extreme projections, and the distance thereof from or on the adjoining street or lot lines and nearest building or structure. All such plats shall be enclosed in a single heavy line, leaving a one-inch border or margin on all sides, oriented and lettered with the north point of compass at the top of the sheet. (Ord. 3-1935. Passed 4-23-35.)