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BÜRO UND VERWALTUNG • OFFICE BUILDINGS TECHNISCHER AUSBAU • TECHNICAL SOLUTIONS

Der Materialkanon: ästhetisch, funktionell und ökologisch! • The material: aesthetic, functional and ecological!

Vom Abfallprodukt zum neuen hochwertigen Türblatt • From waste product to new high-quality door leaf Der Empfangsraum erstreckt sich über zwei Geschosse. • The lobby extends over two storeys.

I t all began when the clients visited the Marzahn-Hellersdorf Information Centre at offices into smaller units without the need for carrying out technical modifications in
the IGA Park in Berlin, which we had designed. The experience with this wooden the process. Due to the location of the building, which is situated between an industrial
building inspired Kostner GmbH to engage Partner and Partner Architekten to design area, a motorway and a concrete factory, we developed a special energy concept.
their new headquarters in South Tyrol. The project aimed to bring together various
business units of the company, which had previously been located in different locati- Social Aspects and the Ecological Footprint
ons, within a single building. Another key aspect of the project was the involvement
of all employees by initiating a participatory planning process. The goal was not only The increased noise and dust pollution made natural ventilation impossible. An air-
to optimise working methods and look to the future but also to establish new office water heat pump with heat recovery, a ventilation unit, a photovoltaic system and hea-
standards. A crucial question was how to promote communication between different ting and cooling ceiling elements combine to provide an efficient solution. To reduce
departments. Anyone walking through the completed building today can experience the the ecological footprint, the building was consciously designed as a compact volume.
answer! A central staircase with crossing flights of stairs connects the different floors A simple and clean load-bearing system made of solid wood was chosen, and a base-
and creates various visual connections and meeting spaces. The ground floor foyer is a ment was intentionally omitted. The cubic volume with dimensions of 17 by 17 by 17
double-height space, extending up to the first floor, and serves as a meeting point for metres reduces energy losses. The result is the first five-storey office building made
visitors and the presentation of research results. On the second floor, an open lounge of wood in South Tyrol. We even planned the lift shaft in solid wood. The foundation
area with a tea kitchen was created for employees, while the top floor features a spa- slab is made of recycled concrete, and instead of using XPS, it was insulated with glass
cious communal kitchen for internal and external events with an adjoining generous foam gravel, a recycling product. Wood has a positive impact on the indoor climate,
rooftop terrace. Connecting the building to an adjacent existing hall guarantees short has antibacterial properties and regulates humidity. Moreover, it stores CO even when
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distances between the different areas and facilitates interaction. To accommodate the it is installed. In this project, 500 tons of CO have already been sequestered. For
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company’s continuous growth, partitions were provided in the floor structure and walls comparison, the annual CO emissions per capita in Germany are around eight tons.

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in various zones. This allows for the subsequent installation of office partitions without High-quality door leaves were made from the scraps of cross-laminated timber walls.
compromising sound insulation. Lighting, heating and ventilation were also designed This project required a high level of coordination and detailed planning, but it also
to be flexible from the very beginning, giving users the freedom to divide open-plan demanded a certain openness and willingness to experiment on the part of the carpen-
144 • AIT 10.2023