ProposalReserved matters relating to Building R8 for erection of a 9-12 Storey building (excluding basement and roof levels), comprising office (class B1) and 151 residential units (class c3) (82x Social Rented Affordable and 69x market), and retail units as required by conditions 9, 10, 12, 14, 16-22, 24, 27, 28, 31, 33-39, 42, 42A, 43, 45, 46, 48, 49, 50A, 51, 56, 60, 61, 64-67 67 of outline planning permission reference 2004/2307/P granted 22/12/06 (subject to S106 agreement) for a comprehensive, phased, mixed-use development of former railway lands within the King's Cross Opportunity Area.