11_Diagonal_Street | completionDate | 1983 11_Diagonal_Street | floorCount | 20 11_Diagonal_Street | architect | Helmut_Jahn 11_Diagonal_Street | floorArea | 1200 (square metres)
The architect of 11 Diagonal Street is Helmut Jahn and it was completed in 1983. It has 20 floors and a floor area of 1200 square metres.