Speaker John Bercow warns of major bill needed to renovate Parliament . He said it would be a 'huge pity ' to have to leave the Commons and Lords . But Houses of Parliament may have to be abandoned within 20 years . Officials fear the building will not survive without significant investment . Leaking pipes , subsidence , asbestos and outdated electrics among issues . Last major renovation in 1940s when Australian bomb damage was dealt with .
Speaker John Bercow warns of major bill needed to renovate Parliament . He said it would be a 'huge pity ' to have to leave the Commons and Lords . But Houses of Parliament may have to be abandoned within 20 years . Officials fear the building will not survive without significant investment . Leaking pipes , subsidence , asbestos and outdated electrics among issues . Last major renovation in 1940s when German bomb damage was dealt with .