The apartment building, located on Grünerløkka in an area called Ny York (New York), today one of the most colourful and diverse areas in Oslo. The block is a rare remaining example of the intimate blend of housing and small scale industry typical of the 19th century.

The new structure is designed with special appreciation of these environs, and the backyard has with the new build gained an exciting and contrasting fusion of architecture. Featuring distinct architectural form, functional solutions, thoughtful details, and a contemporary overall expression, the building adds a new dimension to the area as well as reflecting the diversity by offering a variation of apartment types to accommodate a range of contemporary living situations. The goal was to create an environment adapted to the situation as well as obtaining an efficient exploitation of the site. The result is twelve entities with seven typological variations, divided on six floors, with a range of sizes from 31,5 to 85,5 sq.m. and both one- and two-floor apartments represented. All apartments have south-facing balconies; in addition the top-floors have private roof terraces with a great view over Oslo.

Towards the street, the north facade is more closed, while the south is open and inviting with its large glazed areas facing the backyard and the great view. Being that most of the apartments are south-facing. Kitchen and bathroom is a core through all apartments.

Materiality and colours
Load bearing floors are prefabricated concrete. Terrace and outdoor furniture are cast-in-place concrete. The building is covered in glass to the south and handcrafted brick to the north. The chosen brick is a horizontal, black, handcrafted brick named Kolumba, developed by Peter Zumthor for the Kolumba museum in Cologne. It measures lxwxh 528x108x37 mm. The roof and parts of the facade towards south is coated with zinc.

The facades appear in shades of black; black brick, black zinc, while indoors one will find elements of fresh hues. The green colour reappears in stairwells, the entry zone, and on the south balconies. The colours in the apartments are kept neutral with shades between black and white.

Location.- Grünerløkka, Oslo, Norway
Client.- Korsgata 5 AS
Program.- Urban apartment building
Architect.- Reiulf Ramstad Architects, Oslo Norway (RRA)
Construction year.- 2009-2010
Status.- Completed
Size.- 1025 sq.m.
Commission type.- Direct Commission (2007)
Architects team.- Reiulf D. Ramstad, Espen Surnevik, Sunniva Neuenkirchen Rosenberg, Anders Tjønneland
Project communication.- Kristin S. Ramstad, Emilie L. Schjetlein
Photographs.- Reiulf Ramstad Architects, Thomas Bjørnflaten

All images, drawings, renderings copyright Reiulf Ramstad Architects.

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Reiulf Ramstad Architects (RRA) is an independent Oslo-based architectural firm with a high level of expert knowledge and a distinct ideology. The firm has a strong conceptual approach combined with experience from past accomplished projects. RRA has a permanent staff consisting of 13 graduate architects, one managing director, 2 administrative staff, and 2-4 permanent openings for architectural students.

Over the years RRA has produced a wide range of innovative and ground breaking projects with an exceptional variation of scale and program. They have earned a reputation for creating bold, simple architecture with a strong connection to the Scandinavian context and the impressive Scandinavian landscape in particular. Common for all their projects are that they are driven by a genuine dedication to humanist values. RRA build in both, urban and rural areas, all over Norway and recently their projects are increasingly gaining attention also outside of Norway.

Reiulf Ramstad received Dottore in Architettura from Istituto Universitario di Architettura di Venezia, Venice, Italy. He established Reiulf Ramstad Architects (RRA) in 1995 in order to create an architectural practice that would turn conceptual research and practical knowledge into driving forces of sustainable design. RRA has earned a reputation for innovative architecture, displaying deep understanding of the uniqueness of every site and program and rejecting standardized solutions. Reiulf has worked with various types of project as both design architect as well as project leader.

Apart from professional work as an architect, Reiulf is also involved in academic activities. He has earned professorship from Arkitekthøgskolen in Oslo and was a regular thesis advisor and juror in the Faculty of Architecture. Reiulf was acclaimed professionally as board member of NAL, the National Association of Norwegian Architects, in the period between 1997 and 2000, where he became vice president between 2000-2002. He has served as a jury member for many architectural competitions both domestically and internationally. In the recent years, following numerous awards and publicity of RRA’s projects, he has been invited to give lectures at various institutions around the world.
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Published on: January 5, 2011
Cite: "KORSGATA 5. Apartment Building by Reiulf Ramstad Arkitekter (RRA)" METALOCUS. Accessed
<http://www.metalocus.es/en/news/korsgata-5-apartment-building-reiulf-ramstad-arkitekter-rra> ISSN 1139-6415
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