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Building preparation

Berlin-Kreuzberg
New office complex on the River Spree

Berlin, Germany / 01.2018 - 06.2021

Situated directly on the River Spree in Berlin, PORR constructed an office complex comprising six seven-storey building sections as well as a multi-storey glass hall serving as a foyer. As the main contractor, the company carried out the high-quality structural work – including the façade, basement and Outdoor facilities – in several construction phases, followed by the fit-out for tenants. The overall planning was carried out in collaboration with pde Integrale Planung GmbH.

View of the office buildings from the other side of the Spree; picture at dusk; the river runs in front of the building, a boat passes by. The building has a U-shape with a courtyard facing the water. The building has a clinker facade and narrows the last three upper floors in a staircase shape. 
© PORR / Linus Lintner

Facts & Figures


Company

PORR GmbH & Co. KGaA, BU1 – Building construction major projects pde Integrale Planung GmbH

Type

Building preparation, Building Information Modeling (BIM), Building certification, General planning, LEAN Management

Runtime

01.2018 - 06.2021

Principal
Curvystraße 50-51 Berlin GmbH

Streamlined processes with BIM and Lean

Building Information Modelling (BIM), LEAN Design and Lean Construction were utilised during the planning and implementation phases. With the aid of 3D models, interfaces and outstanding issues could be identified and resolved at an early stage, as well as the building services trades being monitored. These planning methods also facilitated the direct exchange of information between the design and construction teams.

Building services for a variety of uses

Service and catering areas on the ground floor, as well as office space on the upper floors, placed different demands on the building services. Thanks to close coordination with the future tenants, these requirements could be taken into account as early as the planning stage. This included ensuring sufficient capacity in the building services shafts and a larger sprinkler control centre to meet the requirements for assembly venues on the ground floor.

Building right on the banks of the Spree

The riverside location required extensive dewatering of the construction pits. Around 400,000 m³ of water was pumped out and subsequently returned to the Spree, whilst a professional diver carried out work on the sheet pile walls and façade connections, amongst other tasks. For the façade, comprising around 800,000 clinker bricks laid by hand, temporary scaffolding was erected above the water on the Spree side, as well as suspended scaffolding along the neighbouring buildings.

Aiming for DGNB Gold

Certification by the German Sustainable Building Council (DGNB) was planned for the Neue Spreespeicher. Following a conformity assessment, the aim was to achieve a DGNB Gold certification.

A variety of uses in one location

The Neue Spreespeicher project on the banks of the Spree has created space for services and catering on the ground floor, as well as offices on the upper floors. The diverse requirements of future users were taken into account right from the planning stage.

What ultimately counts in the construction business is successfully completed projects. PORR has many of these.