Blair Associates has submitted new plans for the conversion of the capital’s grade I-listed Admiralty Arch building into a luxury 100-bed hotel, with a large basement ballroom and a private members club.

The practice’s scheme, for client Prime Investors Capital, follows approvals in 2013 and 2014 for proposals paving the way for the landmark building – most recently used to house Cabinet Office staff – to become a luxury hotel with a separate private members club and up to four flats.

Proposals just lodged with Westminster council seek consent for internal and external alterations, including the excavation of additional basements to the south west of Aston Webb’s building, which was completed in 1911.

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