HS2 has revealed that its engineers have installed the last roof segment on the Burton Green tunnel in the West Midlands, completing the structure of the tunnel.
HS2 has revealed that its engineers have installed the last roof segment on the Burton Green tunnel in the West Midlands, completing the structure of the tunnel.
HS2 has revealed that its engineers have installed the last roof segment on the Burton Green tunnel in the West Midlands, completing the structure of the tunnel.