Downing Street has stated that it has "no plans” the proposed bridge, while an aide for French President Emmanuel Macron clearly stated his opinion when he remarked: "Only 55 per cent of Channel Tunnel capacity is used on average — so before building a bridge, let's use the tunnel." Johnson has already supported ambitious infrastructure projects in the past that have not been As mayor of London, he opened the £60m Emirates Air Line cable car- which has commuter traffic.