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Green Buildings - From town to tap.

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by

Phil Edwards

on 23 July 2016

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Transcript of Green Buildings - From town to tap.

Our Service Delivery Goal:

We aim to provide services which are valued by our customers
Our Financial Sustainability Goal:
Our Integrated Water Management Goal:

Our Environmental Sustainability Goal:

Protect the natural environment & ensure resource availability for future generations

On The Ground Action
We provide all the historical product outcomes plus

Our customers are happy to pay for the extended services we deliver

We deliver services that contribute to a tangible community benefit

Maintain financial viability and increase customer value
Potable reduction
Increased amenity value
Water quality and flow to waterway
Contribute to a more sustainable, prosperous, liveable, and healthy community
10,000 Raingardens
Protect and Enhance
new service models
Value =
Waterways catchments
Directly connected impervious
Traditional
management of flood
Waterways catchments
Directly connected impervious
Traditional
management of flood
Raingardens
Green Roofs
Improved soil moisture for vegetation
Decreased energy cost to move water
Cooler from shade and evapotranspiration

Bulk Water Supply
Bulk Sewerage Services
Drainage and Waterways Management

Little Stringybark Creek
Raingardens in reserves
Reduced heat island
Southbank Structure Plan 2010

Southbank Water Infrastructure Master Plan

What could have been done better?
Improved building performance standards & planning provisions for IWM
Alignment of urban planning & utility planning to ensure sustainability
Uncertainty in rights and responsibilities for Stormwater
Business case for recycled water depended on third pipe mandated in all new buildings through Manningham planning provisions

Outcomes?
Each partner made a contribution
Delays on Treatment plant, further consultation required




Doncaster Hill Activity Centre – City of Manningham

How?
Partnership with Yarra Valley Water, Melbourne Water, City of Manningham
Set a vision for IWCM infrastructure & designed options analysis brief
Critical success factors:
Organisational commitment
Innovation through research
Council's desire to add 'teeth' to Planning scheme



Doncaster Hill Activity Centre – City of Manningham

Doncaster Hill Activity Centre – City of Manningham

Potential over 30 years
0-5 years
5-15 years
+15 years
Civic use


Critical success factors (what made the difference)
Early Identification of IWCM opportunity in Urban Structure Planning
Shared IWCM objectives from all stakeholders
Leadership from City of Melbourne to go beyond obligations
RWC stepped up to lead infrastructure masterplan to meet Waterplan need
What could have been done better/more effectively
Commitment to all aspects of IWCM including WSUD could be achieved with clear understanding of benefits and associated redistribution of costs
Who pays for asset construction and who owns the alternative water facilities
All-of-utilities partnership would deliver utility integration

Southbank Water Infrastructure Master Plan

Public open space in Southbank- Southbank Structure Plan 2010


Who?
South East Water, Melbourne Water, City of Melbourne, City of Port Philip and City West Water
Why?
Are there regional avoided costs? Who funds and who benefits? Can the costs be shared with South Melbourne, Fishermans Bend, Docklands, CBD and inner Melbourne open space.
Southbank Water Infrastructure Master Plan
Doncaster Hill Smart Water Plan

Doncaster Hill Activity Centre – City of Manningham

2040 vision
57,000 dwellings
74,000 residential pop
56,000 worker pop


What options considered?
Reticulated recycled water, hot and cold water via TRIGEN
Common servicing tunnel
High efficiency development
Integrated water management to include alternative supply and WSUD

Southbank Water Infrastructure Master Plan

Existing
8,080 dwellings
10,500 residential pop
38,100 worker pop


Green Roof Drivers:



Questions:
Inner city land price > premium for extra floor area
Blanket the house in vegetation for coolth
Stormwater runoff flow frequency reduction <12 days

Can a green roof increase human thermal comfort?
Will a family of four benefit from the extra space?
Is it a viable option when building a new home?

Darling Gardens East Melbourne – CoM and Biofilta

Hume Civic Plaza - Hume City Council

Darling Gardens East Melbourne – CoM and Biofilta

CaWSC Blueprint 2011

Stormwater Flow Impacts on Streams

Darling Gardens East Melbourne – CoM and Biofilta

Nigel Tapper and Jason Beringer (2007). Journal of Atmospheric Science

Melbourne - Heat Threshold for Excess Deaths in >64 y.o.

The Melbourne Urban Heat Island
March 23, 2006

~4 deg.C

‘Cliff’

‘Cliff’

‘Cliff’
Full transcript