what%is%next%for%london’s%...
TRANSCRIPT
What%is%next%for%London’s%Infrastructure?%! !Michael!Henderson,!AECOM!
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Integrated water management
Water Sensitive Urban Design (WSUD) is the process of integrating water cycle management with the built environment through planning and urban design.
Water%infrastructure%delivery%challenges%and%opportuni:es%
• Exis5ng!Urban!retrofit!challenge!!
• Rural!–!stranded!asset!challenge!!• New!urban!extensions!–!opportuni5es!for!new!approaches!!!
Kingston – Total Catchment Management
Opening!up!the!rivers!
SewerDmining!/!Blackwater!treatment!
Water%Sensi:ve%Buildings%%
Water%Sensi:ve%Streets%%• Strategic%network%
of%conveyance%used%to%structure%the%master%plan%
• Green%fingers%provide%second%stage%of%treatment%train%
• Provide%an%aCrac:ve%public%realm%%%%
Link!to!Open!Space!Network!!
• Provide flood protection and can safely overtop in extreme events
• Storage for non-potable supply for irrigation, flushing and washing machines
• Drainage retained by developer, non-pot system adopted by water company
Compe::on%in%the%retail%market%–%need%to%add%value%
Expensive%infrastructure%means%higher%bills%
Development%of%the%nonIpotable%market%%
Value%from%waste%–%whose%waste%is%it%anyway?%
Water%trading%–%poli:cal%and%infrastructure%challenges%
A!changing!water!market!
Summary%
• London!facing!serious!water!shortages!• Planning!at!a!cityDregion!scale!!• We!can’t!look!at!supply!in!isola5on!• Need!a!more!integrated!approach!to!water!cycle!management!!
• Supports!the!development!of!a!more!sustainable,!diverse!water!market!!