Environmental Impact of Demolishing a Steel Structure Design for Disassembly

The encouraging Design for Disassembly appears in the literature more and more often. Such a design appears to offer clear environmental advantages. However, there are still not enough research results to support the existence of these benefits. The authors using the Life Cycle Assessment method, wh...

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Main Authors: Elżbieta Broniewicz, Karolina Dec
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/15/19/7358
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author Elżbieta Broniewicz
Karolina Dec
author_facet Elżbieta Broniewicz
Karolina Dec
author_sort Elżbieta Broniewicz
collection DOAJ
description The encouraging Design for Disassembly appears in the literature more and more often. Such a design appears to offer clear environmental advantages. However, there are still not enough research results to support the existence of these benefits. The authors using the Life Cycle Assessment method, which assesses the energy consumption and greenhouse gas emissions during the demolition and operation of steel structure. Steel is completely recyclable and, in terms of tonnage, is the most recycled material worldwide. We assessed three scenarios: (1) complete re-remelting (recycling) of the structure; (2) partial reuse of construction elements + remelting (recovery + recycling); and (3) complete reuse of the structure (recovery). GaBi software was used for the analysis. It was found that the environmental impact varied significantly among the examined scenarios. The first scenario poses the greatest environmental burden. However, compared to Scenario no. 1, Scenario 3’s environmental impact is more than 70% lower.
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spelling doaj.art-7f18ec334ea7429b8e22b8300c7ce0102023-11-23T20:17:40ZengMDPI AGEnergies1996-10732022-10-011519735810.3390/en15197358Environmental Impact of Demolishing a Steel Structure Design for DisassemblyElżbieta Broniewicz0Karolina Dec1Department of Civil Engineering and Environmental Sciences, Bialystok University of Technology, Wiejska 45A, 15-351 Bialystok, PolandDepartment of Civil Engineering and Environmental Sciences, Bialystok University of Technology, Wiejska 45A, 15-351 Bialystok, PolandThe encouraging Design for Disassembly appears in the literature more and more often. Such a design appears to offer clear environmental advantages. However, there are still not enough research results to support the existence of these benefits. The authors using the Life Cycle Assessment method, which assesses the energy consumption and greenhouse gas emissions during the demolition and operation of steel structure. Steel is completely recyclable and, in terms of tonnage, is the most recycled material worldwide. We assessed three scenarios: (1) complete re-remelting (recycling) of the structure; (2) partial reuse of construction elements + remelting (recovery + recycling); and (3) complete reuse of the structure (recovery). GaBi software was used for the analysis. It was found that the environmental impact varied significantly among the examined scenarios. The first scenario poses the greatest environmental burden. However, compared to Scenario no. 1, Scenario 3’s environmental impact is more than 70% lower.https://www.mdpi.com/1996-1073/15/19/7358DfDlife cycle assessmentenergy savingsglobal warming potential
spellingShingle Elżbieta Broniewicz
Karolina Dec
Environmental Impact of Demolishing a Steel Structure Design for Disassembly
Energies
DfD
life cycle assessment
energy savings
global warming potential
title Environmental Impact of Demolishing a Steel Structure Design for Disassembly
title_full Environmental Impact of Demolishing a Steel Structure Design for Disassembly
title_fullStr Environmental Impact of Demolishing a Steel Structure Design for Disassembly
title_full_unstemmed Environmental Impact of Demolishing a Steel Structure Design for Disassembly
title_short Environmental Impact of Demolishing a Steel Structure Design for Disassembly
title_sort environmental impact of demolishing a steel structure design for disassembly
topic DfD
life cycle assessment
energy savings
global warming potential
url https://www.mdpi.com/1996-1073/15/19/7358
work_keys_str_mv AT elzbietabroniewicz environmentalimpactofdemolishingasteelstructuredesignfordisassembly
AT karolinadec environmentalimpactofdemolishingasteelstructuredesignfordisassembly