One property would be separated from the main home to create a “secondary building for staff and guests”. Grand drawing rooms overlooking the Thames would be restored in the main house, with oaks replacing the lime trees in its front garden. The main property has access via a private side road. Work is unlikely to be finished for three years, during which time the couple and their son Aaron, three, will be able to remain in his Kensington Palace Gardens house. Neighbours were today split on the likely disruption. One, who asked not to be named, said: “Abramovich’s people have worked hard to keep us content, as there were serious concerns when plans were submitted.