ArchDaily | Broadcasting Architecture Worldwide https://www.archdaily.com/ Sun, 14 Jun 2026 00:00:00 +0000 en-US hourly 1 https://assets.adsttc.com/doodles/archdaily-logo-feedly.svg 026CB6 https://www.archdaily.com/964227/roof-extension-wasserstrasse-atelier-atlas-architektur Fri, 02 Jul 2021 14:00:00 +0000 Andreas Luco https://www.archdaily.com/964227/roof-extension-wasserstrasse-atelier-atlas-architektur Densification in existing. Building with existing buildings is the ecological order of the day. Inner densification is the keyword. On Wasserstrasse in Basel's St. Johann neighbourhood, Atelier Atlas Architektur has used a radical concept to add storeys to an existing apartment building from the late 19th century. In an inhabited state, socially and ecologically sustainable.

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