David Chipperfield Architects has won a design competition for a 70m office tower in Berlin.

The practice said it was chosen unanimously against proposals from 12 other unnamed architects for the high-rise project in the city’s central Mitte district.

The 20,000sq m tower will be built at Jannowitz Bridge, a traffic junction beside a railway line, and will form a new urban ensemble along Holzmarktstrasse, together with another office building designed by Kuehn Malvezzi.

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