'plak' by propeller z, vienna, austriaimage © hertha hurnausall images courtesy propeller zrecently completed by austrian studio propeller z, 'plak' is a single family residence in the western outskirts of vienna, austria. the narrow and steep site was conducive to a linear footprint, allowing five levels to be stacked vertically, placing the main living spaces at a higher elevation. unobstructed views of the encompassing city are offered over the existing neighboring structures due to the higher vantage point. another advantage to the configuration is the minimal disturbance to the land below maintainsgarden spaces. side elevationimage © hertha hurnausa zigzagged building profile reveals terraces which are cantilevered or carved from the interior areas. upon entering the ground level entry, a wood clad floating stair within a white room welcomes guests. the element leads to the first floor office and bedroom which are divided with a white mod bookshelf and have access to a private balcony. the third floor contains a kitchen and living room, separated by a two-way fireplace and steps. a sliding glass boundary opens to an expansive open-air terrace.ground level entranceimage © hertha hurnausentryimage © hertha hurnausstair reflects in mirrored wallimage © hertha hurnaus(left) floating stair mass(right) warm wood reflects within the white entry foyerimage © hertha hurnausstair from ground floor to first levelimage © hertha hurnausoffice + bedroom on first floorimage © hertha hurnausoffice lined with a bookcaseimage © hertha hurnausbookshelf divides spacesimage © hertha hurnausterraceimage © hertha hurnauskitchenimage © hertha hurnausview towards great roomimage © hertha hurnausview from great room towards kitchenimage © hertha hurnausgreat room separated form kitchen with two-way fireplace and stairsimage © hertha hurnausview from great roomimage © hertha hurnausintegrated storageimage © hertha hurnausmain terraceimage © hertha hurnausvista from the terraceimage © hertha hurnaussliding glass doors lead to terraceimage © hertha hurnausview of great room from the terraceimage © hertha hurnausstairs leading from kitchen to upper level bathroomimage © hertha hurnausopen riser stairimage © hertha hurnaus(left) entry to fourth floor bathroom(right) sink + showerimage © hertha hurnausbathroomimage © hertha hurnausfloor plan / level 0floor plan / level 1floor plan / level 2floor plan / level 3floor plan / level 4exploded axonometric