Thames Tideway Tunnel:Upgrade for London’sWastewater System

London’s water and wastewater system provider, Thames Water, is improving its water quality through a three-stage upgrade. After redeveloping its clarification plants and opening the Lee Tunnel, a combined facility for storage and the conveyance of sewage mixed with rainwater in the east of the city, now the Thames Tideway Tunnel is being tackled. It is the biggest project, entailing investments of ca. 4.2 billion pounds sterling. As from 2023, it is intended to carry sewage from 34 of London’s largest combined sewer overflows over a length of 25 km, store and transfer it to Lee Tunnel. This article describes the main construction measures and special features of the Thames Tideway Tunnel, particularly the West Section.

The Sewage System
from the 19th Century until Today

Until the mid-19th century, London’s growing volume of sewage ran off conspicuously along the streets prior to draining into the River Thames. At the time, the River Thames was nothing more than a dead river transporting raw sewage. This significant health risk resulted in many deaths due to cholera outbreaks. In 1858, “The Great Stink of London” found its way into the history books. Only when the members of parliament had to interrupt their work at Westminster that year, was it actually decided to go ahead with the design and implementation...

Find out more in the current Issue. Order now.

Related articles:

Crossrail has begun last east London tunnel

United Kingdom. In September tunnel machine Ellie has started her 900 metre journey from Limmo Peninsula, near Canning Town, towards Victoria Dock Portal in east London. Over the next three months the...

more
03/2017 England

Lee Tunnel: The first (SFRC)-Tunnel Project to win the Concrete Society Award

The Lee Tunnel in Beckton, London, a MVB JV (Morgan Sindall/Vinci Construction Grand Projets and Bachy Soletanche) joint-venture project, is the first tunnel ever to be nominated and to win the...

more
06/2017 Germany

Final Double Breakthrough at the Emscher Sewer

With the breakthrough of the last two tunnel boring machines into the target pit of construction section 40 on June 12, 2017 the tunnel and pipe jacking work for the Emscher sewer has been completed....

more

Crossrail TBM Ellie spectacularly finished journey at Victoria Dock Portal

Crossrail’s train tunnels in Docklands and southeast London are now structurally complete, following the breakthrough by tunnel machine Ellie at Victoria Dock Portal in east London at the end of...

more
07/2014 United Kingdom

Crossrail TBM Ellie finished journey at Victoria Dock Portal

Crossrail’s train tunnels in Docklands and southeast London are now structurally complete, following the breakthrough by tunnel machine Ellie at Victoria Dock Portal in east London at the end of...

more