David Chipperfield Architects and Toronto-based Zeidler Architecture have won a design competition to create new administrative space for the Canadian parliament in Ottawa.

The practices beat rival bids for the project that included shortlisted teams featuring Renzo Piano Building Workshop, Bjarke Ingels Group and Wilkinson Eyre.

The competition called for proposals to redevelop a prominent urban block opposite Canada’s Gothic Revival parliament building to provide office space for the Senate and the House of Commons. Other requirements were allowing for the future consolidation of parliamentary accommodation, including space for the Library of Parliament.

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