GREEN STAR RATING
Green star is a non for profit organisation that sets an energy rating scorecard that assigns different scores to embedding sustainability in built environment. It has following major ratings tools:
- Design & As Built rating tool,
- Performance rating tool, and
- Communities rating tool.
What is involved in green star – Design & As Built Scorecard
Management – This section gets 14 points in total
Green Star Accredited Professional
To recognise the appointment and active involvement of a Green Star Accredited Professional in order to ensure that the rating tool is applied effectively and as intended.
1.1 Accredited Professional 1
Commissioning and Tuning
To encourage and recognise commissioning, handover and tuning initiatives that ensure all building services operate to their full potential.
2.0 Environmental Performance Targets –
2.1 Services and Maintainability Review 1
2.2 Building Commissioning 1
2.3 Building Systems Tuning 1
2.4 Independent Commissioning Agent 1
Adaptation and Resilience
To encourage and recognise projects that are resilient to the impacts of a changing climate and natural disasters.
3.1 Implementation of a Climate Adaptation Plan 2
Building Information
To recognise the development and provision of building information that facilitates understanding of a building’s systems, operation and maintenance requirements, and environmental targets to enable the optimised performance.
4.1 Building Information 1
Commitment to Performance
To recognise practices that encourage building owners, building occupants and facilities management teams to set targets and monitor environmental performance in a collaborative way.
5.1 Environmental Building Performance 1
5.2 End of Life Waste Performance A. Contractual Agreements 1
Metering and Monitoring
To recognise the implementation of effective energy and water metering and monitoring systems.
6.0 Metering –
6.1 Monitoring Systems 1
Responsible Construction Practices
To reward projects that use best practice formal environmental management procedures during construction.
7.0 Environmental Management Plan –
7.1 Environmental Management System 1
7.2 High Quality Staff Support 1
Operational Waste
Performance Pathway
8A Performance Pathway: Specialist Plan 1
8B Prescriptive Pathway: Facilities 0
Total 14
Indoor Environment Quality – This section gets 17 points in total
Indoor Air Quality
To recognise projects that provide high air quality to occupants.
9.1 Ventilation System Attributes 1
9.2 Provision of Outdoor Air 2
- Comparison to Industry Standards
- Performance Based Approach
- Natural Ventilation
9.3 Exhaust or Elimination of Pollutants 1
- Removing the Source of Pollutants
- Exhausting the Pollutants Directly to the Outside
Acoustic Comfort
To reward projects that provide appropriate and comfortable acoustic conditions for occupants.
10.1 Internal Noise Levels 1
10.2 Reverberation 1
10.3 Acoustic Separation 1
- Sound Reduction
Lighting Comfort
To encourage and recognise well-lit spaces that provide a high degree of comfort to users.
11.0 Minimum Lighting Comfort –
11.1 General Illuminance and Glare Reduction
11.1.1 General Illuminance 1
- Non Residential Spaces
- Residential Spaces
11.1.2 Glare Reduction
- Prescriptive Method
- Prescriptive Method 2
- Performance Method
11.2 Surface Illuminance 1
- Prescriptive Method
- Performance Method
- Residential Spaces (Prescriptive Method)
11.3 Localised Lighting Control 1
Visual Comfort
To recognise the delivery of well-lit spaces that provide high levels of visual comfort to building occupants.
12.0 Glare Reduction
- Fixed Shading Devices –
- Blinds or Screens
- Daylight Glare Model
12.1 Daylight 2
- Prescriptive Methodology
- Compliance Using Daylight Factor
- Compliance Using Daylight Autonomy
12.2 Views 1
Indoor Pollutants
To recognise projects that safeguard occupant health through the reduction in internal air pollutant levels.
13.1 Paints, Adhesives, Sealants and Carpets
13.1.1 Paints, Adhesives and Sealants 1
- Product Certification
- Laboratory Testing
- No Paints, Adhesives or Sealants
13.1.2 Carpets
- Product Certification
- Laboratory Testing
- No Carpets
13.2 Engineered Wood Products 1
- Product Certification
- Laboratory Testing
Thermal Comfort
To encourage and recognise projects that achieve high levels of thermal comfort.
14.1 Thermal Comfort
- Naturally Ventilated Spaces 1
- Mechanically Ventilated Spaces
- Residential Spaces
14.2 Advanced Thermal Comfort 1
- Naturally Ventilated Spaces
- Mechanically Ventilated Spaces
- Residential Spaces
Total 17
Energy 22
Greenhouse Gas Emissions
A Prescriptive Pathway
15A.0 Conditional Requirement: Prescriptive Pathway –
15A.1 Building Envelope 1
15A.2 Wall-Glazing Construction and Retail Display Glazing 1
15A.3 Lighting 1
15A.4 Ventilation and Air Conditioning 1
15A.5 Domestic Hot Water 1
15A.6 Transition Plan 1
15A.7 Fuel Switching 1
15A.8 On-Site Storage 1
15A.9 Vertical Transportation 1
15A.10 Off-Site Renewables 5
15B.0 Conditional Requirement: NatHERS Pathway –
15B.1 Thermal and Energy Performance 0
15B.2 Building Services and Appliances
15B.2.1 Lighting 0
15B.2.2 Ventilation and Air Conditioning 0
- Mechanically Conditioned Spaces
- Spaces With Mechanical Heating Only
- Naturally Ventilated Spaces
15B.2.3 Domestic Hot Water 0
15B.2.4 Appliances & Equipment 0
15B.2.5 Fuel Switching 0
15B.2.6 On-Site Storage 0
15B.2.7 Vertical Transportation 0
15B.2.8 Passive Laundry Facilities 0
15B.2.9 Unoccupied Areas 0
15B.2.10 Off-Site Renewables 0
15C.0 Conditional Requirement: BASIX Pathway –
15C.1 BASIX Greenhouse Gas Reductions 0
15C.2 Off-Site Renewables 0
15D.0 Conditional Requirement: NABERS Pathway –
15D.1 NABERS Energy Greenhouse Gas Emissions Reduction 0
15D.2 Off-Site Renewables 0
15D.3 Additional Prescriptive Measures
15D.3.1 Transition Plan 0
15D.3.2 Fuel Switching 0
15D.3.3 On-Site Storage 0
15E.0 Conditional Requirement: Reference Building Pathway –
15E.1 GHG Emissions Reduction: Building Fabric 0
15E.2 GHG Emissions Reduction 0
15E.3 Off-Site Renewables 0
15E.4 District Services 0
15E.5 Additional Prescriptive Measures
15E.5.1 Transition Plan 0
15E.5.2 Fuel Switching 0
15E.5.3 On-Site Storage 0
Peak Electricity Demand Reduction
Prescriptive Pathway
16A Prescriptive Pathway: On-Site Energy Generation 1
16B Modelled Performance Pathway: Reference Building 0
Total 11
Transport 10
Sustainable Transport
Performance Pathway
17A Performance Pathway 10
17B.1 Access by Public Transport 0
17B.2 Reduced Car Parking Provision 0
17B.3 Low Emission Vehicle Infrastructure
- Parking for Fuel-Efficient Vehicles 0
17B.4 Active Transport Facilities 0
17B.5 Walkable Neighbourhoods A. Proximity to Amenities 0
Total 10
Water 12
Potable Water
Performance Pathway
18A Potable Water – Performance Pathway 12
18B.1 Sanitary Fixture Efficiency 0
18B.2 Rainwater Reuse 0
18B.3 Heat Rejection 0
18B.4 Landscape Irrigation 0
18B.5 Fire Protection System Test Water 0
Total 12
Materials 14
Life Cycle Impacts
Performance Pathway – Life Cycle Assessment
19A.1 Comparative Life Cycle Assessment 6
19A.2 Additional Reporting 4
- Additional Life Cycle Impact Reporting
- Material Selection Improvement
- Construction Process Improvement
- LCA Design Review
19B.1 Concrete 19B.1.1 Portland Cement Reduction 0
19B.1.2 Water Reduction 0
19B.1.3 Aggregates Reduction A. Course Aggregate Reduction 0
19B.2 Steel A. Reduced Mass of Steel Framing
- High Strength Steel 0
19B.3 Building Reuse 19B.3.1 Façade Reuse 0
19B.3.2 Structure Reuse 0
19B.4 Structural Timber
19B.4.0 Responsible Sourcing –
19B.4.1 Reduced Embodied Impacts 0
Responsible Building Materials
To reward projects that include materials that are responsibly sourced or have a sustainable supply chain.
20.1 Structural and Reinforcing Steel 20.1.0 Responsible Steel Maker –
- Responsible Steel Fabricator 1
20.2 Timber 1
- Certified Timber
- Reused Timber
20.3 Permanent Formwork, Pipes, Flooring, Blinds and Cables
- Products That Do Not Contain PVC 1
Sustainable Products
To encourage sustainability and transparency in product specification.
21.1 Product Transparency and Sustainability 3
- Reused Products
- Recycled Content Products
- Environmental Product Declarations (EPDs)
- Third Party Certification
- Stewardship Programs
Construction and Demolition Waste
- Percentage Benchmark
22.0 Reporting Accuracy
- Compliance Verification Summary –
22A Fixed Benchmark 0
22B Percentage Benchmark 1
Total 14
Land Use & Ecology 6
Ecological Value
To reward projects that improve the ecological value of their site.
23.0 Endangered, Threatened or Vulnerable Species A. EPBC –
23.1 Ecological Value 3
Sustainable Sites
To reward projects that choose to develop sites that have limited ecological value, re-use previously developed land and remediate contaminate land.
24.0 Conditional Requirement –
24.1 Reuse of Land A. Previously Developed Land 1
24.2 Contamination and Hazardous Materials
- Site Contamination 1
- Hazardous Materials
Heat Island Effect
To encourage and recognise projects that reduce the contribution of the project site to the heat island effect.
25.1 Heat Island Effect Reduction 1
Total 6
Emissions 5
Stormwater
To reward projects that minimise peak stormwater flows and reduce pollutants entering public sewer infrastructure.
26.1 Stormwater Peak Discharge 1
26.2 Stormwater Pollution Targets 1
Light Pollution
To reward projects that minimise light pollution.
27.0 Light Pollution to Neighbouring Bodies –
27.1 Light Pollution to Night Sky
- Control of Upward Light Output Ratio (ULOR) 1
Microbial Control
To recognise projects that implement systems to minimise the impacts associated with harmful microbes in building systems.
28 Legionella Impacts from Cooling Systems
- Natural Ventilation 1
Refrigerant Impacts
To encourage operational practices that minimise the environmental impacts of refrigeration equipment.
29.1 Refrigerants Impacts
- Calculating TSDEI 1
Total 5
Innovation 10
Innovative Technology or Process
The project meets the aims of an existing credit using a technology or process that is considered innovative in Australia or the world.
30A Innovative Technology or Process 10
Market Transformation
The project has undertaken a sustainability initiative that substantially contributes to the broader market transformation towards sustainable development in Australia or in the world.
30B Market Transformation
Improving on Green Star Benchmarks
The project has achieved full points in a Green Star credit and demonstrates a substantial improvement on the benchmark required to achieve full points.
30C Improving on Green Star Benchmarks
Innovation Challenge
Where the project addresses an sustainability issue not included within any of the Credits in the existing Green Star rating tools.
30D Innovation Challenge
Global Sustainability
Project teams may adopt an approved credit from a Global Green Building Rating tool that addresses a sustainability issue that is currently outside the scope of this Green Star rating tools.
30E Global Sustainability