jean nouvel: building C1 now complete

‘building C1’ by ateliers jean nouvel, boulogne billancourt, france image © F4BZ3F4B

paris based ateliers jean nouvel has completed ‘building C1’, the first installment of the ile seguin masterplan located in boulogne-billancourt, france. the site of a former renault factory is undergoing a transformation into a lively district for residents of the ile de france and transient visitors. projected to be completed in 2023, the area will feature over 300,000 m2 of cultural, social and retail facilities, parks, gardens terraces and quays. positioned along the seine river, the development’s planted esplanades and high terraces will create a produce green island. a retractable panel at the top of the structure extends to cover the rooftop garden.

view our initial coverage of the schematic phase of ‘building C1’ here.

front elevation from the seine image © F4BZ3F4B

upward view image © F4BZ3F4B

exterior at dusk image © designboom

roof garden and terraces image © designboom

top section is faced with glass curtain wall image © designboom

middle section features recessed and protruding blocks image © designboom

monolithic podium image © designboom

context image © designboom