Bioretention Solutions to Urban Flooding and Storm … › cityforall...CGI bringing green solutions...
Transcript of Bioretention Solutions to Urban Flooding and Storm … › cityforall...CGI bringing green solutions...
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bringing green solutions
Bioretention Solutions to Urban Flooding and Storm Water Issues in Cambodia
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»Sum Sirey
»Aaron Sexton
CGI bringing green solutions
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»Global entrepreneur competition
»350 entrants worldwide
» ‘Greening’ economies
CGI bringing green solutions
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CGI bringing green solutions
Cost of flooding:
- Flooding events in 2011 and 2014 cost economy over $1 billion nationwide
- Flooding costs Phnom Penh USD$6 million each month
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BEST FOR YouO R G A N I C S C O M P A N Y CGI bringing green solutions
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Issues:
- 25 lakes filled in for
development
- Rapid development and
urbanization
- Insufficient infrastructure
- Inability for stormwater to
access drainage system
- Waste / SedimentCGI bringing green solutions
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Bioretention Solutions…
CGI bringing green solutions
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8CGI bringing green solutions
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Benefits of Bioretention
»Health
»Financial / Economic
»Environmental
»Livelihoods
CGI bringing green solutions
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Design Benefits:
CGI bringing green solutions
»Flexible design
»Function on flat
topography
»Fit into streetscape
»Cost effective
»Complement new
drainage systems
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Road Design
CGI bringing green solutions
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Traffic Control
CGI bringing green solutions
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Residential Design
13
CGI bringing green solutions
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Street/Commercial Design
CGI bringing green solutions
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JICA, Drainage Project » By 2035 investment of over USD$662 million into
urban drainage infrastructure
» O&M costs USD$ 1.23 million annually
» Urban drainage project costs USD$5,500 per cubic metre,
» Bioretention costs $150-180 per cubic metre
CGI bringing green solutions
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CSR
CGI bringing green solutions
YOUR NAME HERE
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CGI’s ambitions…
CGI bringing green solutions
Develop other green concepts:
» Urban green space » Permeable surfaces » Green play areas for schools
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Thank You
Cambodia Green Infrastructure (CGI)bringing green solutions
Aaron Sexton
070 951 248