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LCA of a road tunnel – Norra Länken as a case study Sofiia Miliutenko, Licentiate student  KTH, Department of Environmenta...
Agenda 2011-01-13 Transportforum 2011, Linköping <ul><ul><li>Background </li></ul></ul><ul><ul><li>Goal and scope </li></u...
Background <ul><li>published LCA studies on road  transport systems  very seldom account for  infrastructures  in detail <...
Goal and scope of the study <ul><li>The  overall aim  of   the study is to provide improved understanding of the life cycl...
Methodology and system boundaries 2011-01-13 Transportforum 2011, Linköping <ul><li>Stand-alone  accounting LCA  (average ...
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Session 60 Sofia Miliutenko

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Session 60 Sofia Miliutenko

  1. 1. LCA of a road tunnel – Norra Länken as a case study Sofiia Miliutenko, Licentiate student KTH, Department of Environmental Strategies Research Supervisors: Anna Björklund, Annica Carlsson Research leader: Jonas Åkerman Project financed by Foundation Futura 2011-01-13 Transportforum 2011, Linköping
  2. 2. Agenda 2011-01-13 Transportforum 2011, Linköping <ul><ul><li>Background </li></ul></ul><ul><ul><li>Goal and scope </li></ul></ul><ul><ul><li>Methodology and System Boundaries </li></ul></ul><ul><ul><li>Results </li></ul></ul><ul><ul><li>Discussion and Conclusions </li></ul></ul>
  3. 3. Background <ul><li>published LCA studies on road transport systems very seldom account for infrastructures in detail </li></ul><ul><li>The Swedish Transport Administration aims to contribute to the achievement of one of the 16 Sweden’s Environmental Quality Objectives- Reduced Climate Impact </li></ul><ul><li>Site-specific environmental impacts in EIA vs. life-cycle perspective in LCA </li></ul><ul><li>Most inventory data on tunnel life-cycle processes should be improved through more detailed studies </li></ul>2011-01-13 Transportforum 2011, Linköping
  4. 4. Goal and scope of the study <ul><li>The overall aim of the study is to provide improved understanding of the life cycle energy use and greenhouse gas emissions of road infrastructure (on the example of road tunnel). </li></ul>2011-01-13 Transportforum 2011, Linköping <ul><li>A new traffic route in the city of Stockholm </li></ul><ul><li>11 km </li></ul><ul><li>Expected to be finalized in 2015 </li></ul><ul><li>Consists of 10 subprojects </li></ul>Norra Länken as a part of the Stockholm ring road on the map of Stockholm (Trafikverket, 2010)
  5. 5. Methodology and system boundaries 2011-01-13 Transportforum 2011, Linköping <ul><li>Stand-alone accounting LCA (average data used, and marginal- for sensitivity analysis) </li></ul><ul><li>Excel-sheets and SimaPro model </li></ul><ul><li>Bill of Quantities was used for data collection </li></ul><ul><li>Functional unit- 1 tunnel structure (with specified dimensions) </li></ul><ul><li>Life-length - 100 years </li></ul><ul><li>Impact Categories: Cumulative Energy Demand and Global Warming Potential 100 </li></ul>

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