The Five Billion Pound Super Sewer
BBC TWO
Sunday 10 February 2019 19:00 - 20:00 (60 mins)
3/3. Following workers across London over three years as they race to build an enormous supersewer on time and on budget. In this episode, tunnelling in central London finally begins. [S,AD]
The Five Billion Pound Super Sewer may be available on playback
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