11_Diagonal_Street | completionDate | 1983 11_Diagonal_Street | floorCount | 20 11_Diagonal_Street | architect | Helmut_Jahn 11_Diagonal_Street | buildingStartDate | "1978"
Construction of 11 Diagonal Street began in 1978 and finished in 1983 with 20 floors. The architect was Helmut Jahn.