Environmental Impacts of Multi-Storey Buildings Using Different ...

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New Zealand Forest Research Institute Limited trading as ScionGreenStar Assessment - Peer reviewThis document has been prepared for the benefit of New Zealand Forest Research Institute Limited trading asScion . No liability is accepted by this company or any employee or sub-consultant of this company with respectto its use by any other person.This disclaimer shall apply notwithstanding that the report may be made available to other persons for anapplication for permission or approval to fulfil a legal requirement.MWH New Zealand LimitedTower 2, Deans Park7 Deans AvenueAddingtonP O Box 13-249Christchurch 8141New ZealandPhone : 64-3-366 7449Fax : 64-3-366 7780Quality Assurance StatementProject Manager:Gabrielle TorkingtonPrepared by:Gabrielle TorkingtonReviewed by:Jonathan FosterApproved for issue by:Tom Burkitt……………………………………………………Revision ScheduleRev No Date Description Prepared By Reviewed By Approved ByStatus Draft 16.07.2008Project NumberOur Ref − MWH Scion GreenStar Assessment PeerReviewFINAL.doc
New Zealand Forest Research Institute Limited trading as ScionGreenStar Assessment of Different Building Options - Peer reviewContentsExecutive Summary .............................................................................................................................................. 41 Introduction ................................................................................................................................................. 61.1 Background to the Project ........................................................................................................... 61.1.1 Introduction to the GreenStar NZ Building Performance Rating Framework................ 91.1.2 Principles of Life Cycle Assessment1.1.3 MWH Commission1.2 Peer Review of LCA and GreenStar NZ Office Design V1 Comparison .................................... 131.3 Discussion and Conclusions ..................................................................................................... 141.4 Further Work.............................................................................................................................. 181.5 References ................................................................................................................................ 19List of TablesTable 1-1-1 Weightings in GreenStar New Zealand Rating Tool........................................................................10Table 1-2-1 Results of LCA Vs GreenStar NZ from base scenario comparison.................................................13Table 1-2-2 Results of LCA Vs GreenStar NZ from re-utilisation scenario comparison .....................................14List of FiguresFigure 1-1-1 GreenStar Building Rating Tool Generic Framework:.....................................................................10Figure 1-1-2 Life Cycle Assessment Framework:................................................................................................11Status Draft 16.07.2008Project NumberOur Ref − MWH Scion GreenStar Assessment PeerReviewFINAL.doc
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Environmental Impacts ofMulti-Store
Page 5 and 6:
ContentsGlossary...................
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6.3.4.3 Maintenance related embodie
Page 9 and 10:
- 9 -GlossaryCO 2 stored - refers t
Page 11 and 12:
- 11 -Chapter 7Chapter 8Chapter 9Ch
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- 13 -An alternative end-of-life sc
Page 15 and 16:
- 15 -designers and a shortage of b
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- 17 -• Ministry for the Environm
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- 19 -which it can be fashioned to
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- 21 -For fire safety, the New Zeal
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- 23 -buildings for low seismic are
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- 25 -4 The Buildings4.1 Constructi
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- 27 -the building. The basement le
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- 29 -4.3.2 Common Design Principle
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- 31 -Figure 4.5: South-west façad
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- 33 -the three longitudinal frames
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- 35 -4.3.5.2 Floor and RoofThe str
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- 37 -4.4 Multi-Storey Timber Build
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- 39 -Several different solutions h
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- 41 -5 Operational Energy5.1 Gener
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- 43 -Table 5.1: Simulation inputs
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- 45 -Table 5.3: Areas of office en
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- 47 -Modifying the design to achie
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- 49 -• Standards New Zealand (NZ
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- 51 -6 Life Cycle Assessment6.1 In
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- 53 -6.2.3.3 Impact AssessmentThe
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- 55 -6.3.2.2 System BoundariesThe
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- 57 -For more information see:http
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- 59 -6.3.3 Inventory Analysis6.3.3
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- 61 -Table 6.2: Net tonnes CO 2 eq
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- 63 -Growing timber takes up CO 2
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- 65 -6.3.4 Impact AssessmentTotal
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- 67 -8000700060005000GWP (t CO2 eq
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- 69 -As explained above, carbon st
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- 71 -Figure 6.10: Total embodied e
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- 73 -Table 6.9: Total GWP of each
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- 75 -8,0007,0006,0005,000GWP (t CO
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- 77 -45000400003500030000GWP (kg C
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- 79 -assumed to be identical for t
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- 81 -6.4.3.2 Green Star Recycling
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- 83 -Table 6.16: Green Star result
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- 85 -The contribution of initial e
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- 87 -results, the reutilisation sc
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- 89 -7.1.1 Platform and Balloon Co
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- 91 -buildings has been analysed a
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- 93 -Figure 7.5: Construction sche
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- 95 -8.2 Source and Availability o
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- 97 -It would be incorrect, howeve
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- 99 -8.5 Additional Opportunities
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- 101 -example, removal of CCA trea
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- 103 -The Waste Minimisation Bill
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- 105 -9 Discussion9.1 The Building
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- 107 -• The buildings tend to be
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- 109 -9.4.3 Data Sets9.4.3.1 Gener
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- 111 -The following assessment wil
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- 113 -Table 9.1. GWP coefficients
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- 115 -Figure 9.2 shows that the ne
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- 117 -placing and retaining materi
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- 119 -Net CO 2 emissions - that is
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- 121 -The LVL specified for the st
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- 123 -10 ConclusionsThe following
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- 125 -building types, instead subs
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- 127 -In summary, reutilisation sh
Page 129 and 130: - 129 -• What is the ranking of t
Page 131 and 132: - 131 -• What is the comparison i
Page 133 and 134: - 133 -Connell Wagner (2007): Combu
Page 135 and 136: - 135 -Suzuki, Michiya, and Tatsuo
Page 137 and 138: - 137 -C O N C R E T E B U I L D I
Page 139 and 140: - 139 -S T E E L B U I L D I N Gm m
Page 141 and 142: - 141 -T I M B E R B U I L D I N Gm
Page 143 and 144: - 143 -T I M B E R B U I L D I N G
Page 145 and 146: - 145 -T Exterior Wall Cladding 581
Page 147 and 148: - 147 -Appendix B. Life times of bu
Page 149 and 150: - 149 -Appendix D: Transport scenar
Page 154 and 155: - 151 -Appendix F: Warren and Mahon
Page 156 and 157: Timber Plus ProjectSummary of the T
Page 158 and 159: Timber Plus ProjectGreen Star Ratin
Page 160 and 161: Timber Plus ProjectVolatile Organic
Page 162 and 163: Timber Plus ProjectThe Forest Stewa
Page 164 and 165: Timber Plus ProjectStain and Clear
Page 166 and 167: Timber Plus ProjectINTERIOR WALL CL
Page 168 and 169: Timber Plus ProjectWINDOW REVEALSMa
Page 170 and 171: Timber Plus ProjectSOFFIT FRAMINGMa
Page 172 and 173: Timber Plus ProjectEXTERIOR WALL CL
Page 174 and 175: Timber Plus ProjectAdditional Oppor
Page 176 and 177: Appendix AResene Expected Paint Sys
Page 178 and 179: - 152 -Appendix G: Green Star Asses
Page 182 and 183: Executive SummaryA common building
Page 184 and 185: 1 IntroductionA common building des
Page 186 and 187: Timber pluso The same assumptions a
Page 188 and 189: Table 1-1-1: Weightings in Green St
Page 190 and 191: The science behind LCA is still dev
Page 192 and 193: In comparison the LCA results have
Page 194 and 195: All four buildings in this research
Page 196 and 197: 1.4 Further WorkThe difficulty in m
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