Five Billion Pound Super Sewer

March 2019
58:12

Season 1 Episode 3 - The Five Billion Pound Super Sewer Series 1 Ep 3

Expired 3.0 3 x
In this third and final episode of the series, tunnelling in central London finally begins. To complete the 16 mile main section of the super sewer, four bespoke tunnelling machines have been designed, and work is underway to prepare for their launch.
58:38

Season 1 Episode 2 - The Five Billion Pound Super Sewer Series 1 Ep 2

Expired 3.0 3 x
In this second episode, construction begins in the heart of London. Two key connection shafts along the Thames are to be dug to enable the super sewer to be built. In Battersea, a challenging construction technique called ‘diaphragm-walling’ is being employed to build a massive 90 metre deep shaft. But these are the deepes...
58:19

Season 1 Episode 1 - The Five Billion Pound Super Sewer Series 1 Ep 1

Expired 4.0 3 x
We follow the creation of the first stretch of the super sewer in East London. Lead engineer Emmanuel Costes has to build a massive 80 metre deep shaft that connects to the super sewer - and make it watertight using a specialist technique called ‘slipform’. It’s a risky approach, as it involves pouring concrete constantly ...
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