doing surface water management differently
TRANSCRIPT
Doing surface water management differently
Multiple benefits and multi-disciplinary teams
Paul ShafferCIRIA and LANDFRMCIRIA and LANDFRM
www.ciria.org
OverviewOverview
• Challenges• What’s multiple benefits• What s multiple benefits• Examples• What’s multi-disciplinary• Delivery• Delivery• For the future
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Urbanisation
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Climate change & water availabilityavailability
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Water pollution
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Urban heat islands and smog
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Ageing and existing infrastructureinfrastructure
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Quality of urban design
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Austerity
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Delivering benefitsDelivering benefits
• Traditional approach
• SuDS
E i
QualityQuantity
• Ecosystem services
Green infrastructureAmenity/
biodiversityThe SuDStriangle• Green infrastructure
– Blue infrastructure?
biodiversity triangle
Blue infrastructure?
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Green infrastructureGreen infrastructure
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BenefitsLocal
Government Act
Sustainable Communities Act Local Government &
Public Involvement in Health Act
Environmental Protection Act
Climate Change ActBenefits
Urban renewal
Health & wellbeing
Soil conservation
& f d
Protection Act
Local Government ActGreenhouse Gas
Emissions Trading wellbeing
Sustainable Climate
& food
Countryside & Rights of Way Act
gScheme Regulations
Floods Directive
Green i f t t
movementchangeNational Parks & Access to the Countryside Act
Flood & Water Management
Actinfrastructure
Functions Landscape protection
Flood risk mgt European
Landscape Convention
Urban Waste Water Treatment
Directive
BiodiversityWater quality
Natural Environment & Rural Communities Act
Groundwater Directive (& Regs)
Land quality
Air quality
Conservation (Natural Habitats) Regulations
Water Framework Directive
Water Environment Regulations
www.ciria.orgEnvironmental
Damage RegulationsEnvironmental
Protection ActClean Air
Act
Regulations
Ambient Air Quality and Cleaner Air
Directive
Philly triple bottom linePhilly triple bottom line
Cumulative addedCumulative added--value (whole life) of value (whole life) of using GI to deal with using GI to deal with
CSOs CSOs -- $2.8bn$2.8bn
C l ti dd dC l ti dd dCumulative addedCumulative added--value (whole life) of value (whole life) of
using big sewers using big sewers $122m$122m$122m$122m
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Leading from the frontLeading from the front
Mayor NutterMayor Nutter
“Back to the future” technologies like green roofs, undeveloped land, rain gardens and tree plantings acknowledge the natural links between land and water and Mayor NutterMayor Nuttergprovide Philadelphia with social benefits that so-called grey infrastructure cannot.
Mayor Nutter
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The pilotThe Hustler The mechanic
The LEADER
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DisciplinesDisciplines
Planner• Place making Planner
Urban designer
Public engagement
• Place making• Spatial & policy planning• Community engagement• Design of developments
ArchitectsGeotechnical engineer
Design of developments• Design of schemes• Ecology• Landscaping
Disciplinesengineera dscap g
• Engineering• Drainage• Highways
Landscape architects
Highway engineer
g y• Geotechnics
EcologistsDrainage engineer
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Delivering multi-disciplinary working• Leadership/Champions
– Setting a vision
A ti l i• Active learning– Working together
• Change in culture• Change in culture– Understanding context– Thinking smarterThinking smarter
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SuDS Approval BodySuDS Approval BodyHighways engineering
Urban design Landscape architecture
MasterplanningProject mgt and partnership working
Drainage deliveryEcology
Urban design Landscape architecture
Development control Planning
Rights of Way ?Education ?
www.ciria.org Strategic flood risk management
For the futureFor the future
• It’s not new.
• Recent SuDS guidance
• Guidance on retrofitting• Guidance on retrofitting
• Developing a communityDeveloping a community
• UK guidance for WSUD
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