11_Diagonal_Street | completionDate | 1983 11_Diagonal_Street | floorCount | 20 11_Diagonal_Street | architect | Helmut_Jahn 11_Diagonal_Street | floorArea | 1200 (square metres)
11 Diagonal Street was designed by Helmut Jahn and was completed in 1983. It has 20 floors and an area of 1200 square metres.