When the Queensway Tunnel opened on 18th July 1934 King George V declared it a miracle. At 3.4km long and with a 13.4m internal diameter it was the world’s longest subaqueous tunnel and the largest municipal engineering project that had ever been undertaken in the UK. The project pushed the boundaries of engineering design and...
The post #284 Queensway Tunnel: The Miracle Under the Mersey) first appeared on Engineering Matters).
