Task 2 & 3- Site Visit and Case Study.
TBP120 - Total Building Performance
04/08/2023
1
Prepared by Mitch Torpy, David Robin and Lachlan Porteous.
Part 1 Site Visit – Bunnings warehouse, South
Oakleigh
Total Building Performance Measurement Building Materials vs TBP
Occupant Comfort Occupant Feedback
Performance Measurement Methods04/08/2023
TBP120 Total Building Performance Prepared by Mitch Torpy, David Robin and Lachlan Porteous. 2
Overview
Part 2 Case Study – Healthy/Sick Building
Syndrome
Environmentally Sustainable Design Construction Process
Building Process Design Principles
Performance Measurement Methods Investment
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Overview
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Introduction
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Part 1Site Visit – Bunnings warehouse, South
Oakleigh
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Bunnings Warehouse Introduction
Address: 1126 Centre Road, South Oakleigh, Melbourne
•Single span warehouse
•7,800 m2 floor area
Checklist features:
Greenhouse Emissions Energy Usage Safety Data – Lost time injury frequency
rate Water consumption Waste Materials
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Bunnings TBP Measurement
Reduced electricity consumption by 35%
Carbon neutral program
Reduce water consumption by 7.4% YOY
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Building Materials vs Total Building Performance
Water Storage
Lighting – Dimmable Metal Halide Heating – gas fired tube radiant heating
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Building Features – Energy Efficiency
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Occupant’s Comfort
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Occupant’s Feedback
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TBP Measurement Methods & Techniques
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Part 2Case Study –
Healthy/Sick Building Syndrome
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Case Study Intro
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Introduction to Investors- Environmentally Sustainable Design (ESD)-
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Construction Processes
Starts here ! Ends here !
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Building Processes
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Inadequate ventilation Chemical contaminants from indoor sources
Chemical contaminants from outdoor sources
Biological contaminants
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Causes of indoor air quality problems
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Hot or cold environment Draughty or stuffy environment Ergonomic factors such as workstation
design or adjustability, lack of space or poor lighting
Noise or vibration Nuisance odours Work overload
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Indoor Air Quality Problems
Indoor Air Quality
Spatial Environment
Visual Comfort (Views outside,Minimise glare, Adequate Lighting)
Thermal Comfort Acoustic comfort Building integrity
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Effective Design Principles of Internal Space
Natural Ventilation,
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Design Principles for “Healthy Buildings”
Sick Building Syndrome (SBS) Symptoms
Poor indoor environment HVAC
Decreased building value
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Affects from “Poor” Design Principles
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Bunning's building are they poorly designed ?
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?
Bunning’s are they poorly designed ?
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They are of course well ventilated and have adequate lighting but?
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So how much dust ?
Timber? Cement? MDF? ???
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Open ends and well ventilated encourages strong breezes !
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Hard floor surfaces !Are not conducive to healthy workers
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Over crowding is another issue in poor design
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Regular servicing
Absenteeism
Productivity
Physical testing
Occupant testing
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TBP Measurement Methods & Techniques
AS/NZS 1668 The Use of Ventilation and Air Conditioning in Buildings
AS/NZS 3666 Air-handling and water systems of buildings
BCA 2010- Part J1 Building Fabric, Part J 3 Building Sealing, Part J4 Air Movement, Part J5 A/C & Ventilation Systems, Part J6 Artificial Lighting & Power
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Relevant Standards
Life Cycle Costing
Long Term cost savings
Increased resale value
Reduced downtime
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Why Invest (new buildings)?
Improved operating costs
Increased productivity
Better Energy Efficiency
Cost to community (sickness)
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Why Invest (to retrofit)?
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Conclusion
Thank you for listening to our presentation.
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Questions???
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REFERENCES