Early Works for the Lower Thames Crossing - North Portal and Tunnelling Spoil Disposal Services

The Lower Thames Crossing project comprises of two bored tunnels beneath the River Thames with interconnecting link roads to the M25, A13 and A2. At 16 metres in diameter, the tunnels will be some of the largest bored tunnels in the world. The crossing will feature three lanes in both directions with a maximum speed limit of 70mph. At circa 2.4 miles each the tunnels will be the longest in the country. The tunnel's north portal site (the "North Portal") will be located on the north shore of the Thames east of...