Permitted building widths (façade lengths) with associated building heights, overlayed over 40 Landsdowne Street, a building with a 27,500 square foot floorplate. goody clancy & associates, slide 28 Apr. 13, 2012 Facebook Twitter Reddit Print Permitted building widths (façade lengths) with associated building heights, overlayed over 40 Landsdowne Street, a building with a 27,500 square foot floorplate. goody clancy & associates, slide 28