Building for 22Nd Century London
BUILDING FOR 22ND CENTURY LONDON PHIL STRIDE, EXTERNAL AFFAIRS DIRECTOR MARCH 2016 You Poo Too 2 SCOPE 3 London Tideway Improvements Beckton Riverside Crossness Long Reach Mogden Sewage Works Upgrades Lee Tunnel Thames Tideway Tunnel 4 Impact of improvements Typical Year CSO Volume Abbey Mills CSO volume (cubic metres) Existing System – CSO volume (cubic metres) 5,000,000 19,418,500 4,000,000 3,000,000 2,000,000 1,000,000 Abbey Mills 0 (see inset) Tideway CSO Hammersmith PS Western PS 9 Greenwich PS 4 5 Impact of improvements Typical Year CSO Volume Abbey Mills CSO volume (cubic metres) Lee Tunnel and STW Improvements – CSO volume (cubic metres) 5,000,000 4,000,000 3,000,000 2,000,000 1,000,000 Abbey Mills 0 (see inset) Tideway CSO Hammersmith PS Western PS 9 No spill Greenwich PS 4 6 Impact of improvements Typical Year CSO Volumes Abbey Mills CSO volume (cubic metres) Thames Tideway Tunnel – CSO volume (cubic metres) 5,000,000 4,000,000 3,000,000 2,000,000 1,000,000 Abbey Mills 0 (see inset) Tideway CSO Hammersmith PS Western PS No spill 9 Greenwich PS 4 7 Thames Tideway Tunnel 8 Length: 25 kilometres Diameter: 7.2 metres Depth: 30 metres to 65 metres Volume: 1.6 million cubic metres (include Lee Tunnel) Gradient: Falls one metre every 790 metres for self-cleansing 9 ENGINEERING CHALLENGES 10 Tunnelling through London 11 Interfaces with existing infrastructure Bridges: 75 12 Victoria Embankment 13 PLANNING AND CONSULTATION 14 Consultation and Community Engagement 30 9,400 Months Responses during development consultation 114 Over 200
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