The construction of the M4 flyover, or Motorway On Stilts courtesy of British Pathe from 1963. Footage from April 1963, courtesy of Huntley Film Archives, showing the Great West Road including (briefly)the Lucozade factory by large M4 roadworks, Brentford area, past light industry, Martini clock tower, the Wimpey building and Gunnersbury Park. The opening of the M4 flyover in 1964, again courtesy British Pathe. Continue reading M4 Motorway