Update on progress
of the GBCSA’s tool for
existing buildings
Manfred Braune, GBCSA Technical Executive
Energy Efficiency Forum, Cape Town, 14 Sept 2010
Green Building Council of South Africa
Mission
To promote, encourage and facilitate green
building in the South African property and
construction industry through market-based
solutions
Green Building Councils around the World
World Green Building Council
1.
2.
3.
4.
5.
6.
7.
Australia
Brazil
Canada
Germany
India
Japan
Mexico
8. New Zealand
9. Taiwan
10. UAE
11. UK
12. USA
13. South Africa
14. Argentina
15. Columbia
16. Netherlands
17. Poland
18. Romania
19. Singapore
20. Spain
May 2010
Green Star SA rating system
Overview
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•
•
•
Based on other international rating systems
Rating system for buildings
Rates attributes, not operations
Voluntary
Objectives
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•
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Establish a common language
Promote integrated thinking
Raise awareness
Reduce environmental impact
Recognise environmental leadership
Green Building Rating Systems
Rating systems:
• Identify different categories in which a building’s environmental
performance can be improved
• Identify specific initiatives (“credits”) that would improve performance
• Award points for incorporating the initiatives
• Total the points to give a score
• Award a rating on the basis of the score
Green Star SA
Management
Indoor Environment Quality
Energy
Transport
Water
Materials
Land Use and Ecology
8 Categories, plus
Innovation
Emissions
Innovation
Green Star SA Existing Building Approach
Using an external Energy Benchmarking tool (similar to how
LEED in the USA uses Energy Star ) linked into overall tool.
ENERGY
BENCHMARKING
TOOL
NATIONAL DATABASE
OF BUILDING ENERGY
USE
GREEN STAR SA
EXISTING BUILDINGS
PERFORMANCE RATING
TOOL
 Management
 ENERGY
 Water
 Waste
 Materials
 Etc…
Green Star SA Existing Buildings Tool
Next Steps
• Continue discussions on the use of Energy Barometer,
and formalise into MOU
• Source tool development funding/sponsors
• Formulate technical team to prepare energy survey
• Build database of energy consumption statistics from
surveyed data
• Formulate technical team and technical working group
for existing building tool development project
• Roll out tool development
GBCSA – Existing Building Resources
Existing Buildings Survival Strategies - 6 steps:
Step 1: Determine your baseline
Step 2: Review your building maintenance and operational issues
Step 3: Establish your targets and goals
Step 4: Decide on an appropriate level of refurbishment
Step 5: Select your optimal upgrade initiatives
Step 6: Make your survival strategy happen
(the manual can be purchased from the GBCSA office and the
presentation from Arup is freely available on the GBCSA website)
Resources
• Website www.gbcsa.org.za
Rating Tools
Resources page
• Technical Manuals
• Existing Building Survival Strategies
• Past conference presentations at
www.gbcsa.org.za
www.gbcsa-convention.org.za
Particular speakers that could be of interest:
Shane Esmore (Australia) – leading design consultant
COURSE - Innovative HVAC Systems
(education day on 20 September)
PRESENTATION – Aussie Innovation: Energy
Efficient Building Design
(conference day on 21 September)
Teena Shouse (USA) – fellow of the IFMA
PRESENTATION – Unlocking Your Building
Potential: Green Facilities Management
(conference day 22 September)
www.gbcsa-convention.org.za
Thank you
Manfred Braune, GBCSA Technical Executive