Barriers to green roof installation: an integrated fuzzy-based MCDM approach

Despite its environmental and financial benefits for public and private sectors, adoption of the green roof (GR) system comprises barriers that have inhibited its application in Malaysia. Studies on the barriers to GR installation have been conducted worldwide; however, they are scarce in Malaysia....

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Main Authors: Mahdiyar, A., Mohandes, S. R., Durdyev, S., Tabatabaee, S., Ismail, S.
Format: Article
Published: Elsevier Ltd. 2020
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Online Access:http://eprints.utm.my/id/eprint/93817/
http://dx.doi.org/10.1016/j.jclepro.2020.122365
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spelling my.utm.938172021-12-31T08:44:46Z http://eprints.utm.my/id/eprint/93817/ Barriers to green roof installation: an integrated fuzzy-based MCDM approach Mahdiyar, A. Mohandes, S. R. Durdyev, S. Tabatabaee, S. Ismail, S. TA Engineering (General). Civil engineering (General) Despite its environmental and financial benefits for public and private sectors, adoption of the green roof (GR) system comprises barriers that have inhibited its application in Malaysia. Studies on the barriers to GR installation have been conducted worldwide; however, they are scarce in Malaysia. Moreover, in the literature, conventional methods are used for prioritizing the barriers, while the barriers to GR adoption are not differentiated among its types. In view of this argument, this paper identifies and prioritizes the barriers to GR installation using Fuzzy Delphi Method (FDM) and Fuzzy Best-Worst Method (FBWM), respectively. Of 20 identified barriers, six (for intensive GR) and nine (for extensive GR) were rejected using FDM, while the selected barriers were prioritized using FBWM. The findings reveal that “high initial cost” and “lack of awareness and knowledge” barriers to IGR and EGR installation are the most significant, respectively; while “challenges of installation” and “structural damage” are the least significant for both types of GRs. A comparative analysis was conducted to show the outperformance of used methods while the validity of the results was checked through case studies. The clear message of the results addresses the amalgamation of legislative enforcements with financial incentives and emphasis on the improvement of knowledge and awareness, which will ultimately lead to effective and widespread implementation of GR systems. The study provides practical guidelines for the stakeholders at the forefront by enabling them to grapple with the most significant barriers to GR installation. Elsevier Ltd. 2020 Article PeerReviewed Mahdiyar, A. and Mohandes, S. R. and Durdyev, S. and Tabatabaee, S. and Ismail, S. (2020) Barriers to green roof installation: an integrated fuzzy-based MCDM approach. Journal of Cleaner Production, 269 . ISSN 0959-6526 http://dx.doi.org/10.1016/j.jclepro.2020.122365 DOI: 10.1016/j.jclepro.2020.122365
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TA Engineering (General). Civil engineering (General)
spellingShingle TA Engineering (General). Civil engineering (General)
Mahdiyar, A.
Mohandes, S. R.
Durdyev, S.
Tabatabaee, S.
Ismail, S.
Barriers to green roof installation: an integrated fuzzy-based MCDM approach
description Despite its environmental and financial benefits for public and private sectors, adoption of the green roof (GR) system comprises barriers that have inhibited its application in Malaysia. Studies on the barriers to GR installation have been conducted worldwide; however, they are scarce in Malaysia. Moreover, in the literature, conventional methods are used for prioritizing the barriers, while the barriers to GR adoption are not differentiated among its types. In view of this argument, this paper identifies and prioritizes the barriers to GR installation using Fuzzy Delphi Method (FDM) and Fuzzy Best-Worst Method (FBWM), respectively. Of 20 identified barriers, six (for intensive GR) and nine (for extensive GR) were rejected using FDM, while the selected barriers were prioritized using FBWM. The findings reveal that “high initial cost” and “lack of awareness and knowledge” barriers to IGR and EGR installation are the most significant, respectively; while “challenges of installation” and “structural damage” are the least significant for both types of GRs. A comparative analysis was conducted to show the outperformance of used methods while the validity of the results was checked through case studies. The clear message of the results addresses the amalgamation of legislative enforcements with financial incentives and emphasis on the improvement of knowledge and awareness, which will ultimately lead to effective and widespread implementation of GR systems. The study provides practical guidelines for the stakeholders at the forefront by enabling them to grapple with the most significant barriers to GR installation.
format Article
author Mahdiyar, A.
Mohandes, S. R.
Durdyev, S.
Tabatabaee, S.
Ismail, S.
author_facet Mahdiyar, A.
Mohandes, S. R.
Durdyev, S.
Tabatabaee, S.
Ismail, S.
author_sort Mahdiyar, A.
title Barriers to green roof installation: an integrated fuzzy-based MCDM approach
title_short Barriers to green roof installation: an integrated fuzzy-based MCDM approach
title_full Barriers to green roof installation: an integrated fuzzy-based MCDM approach
title_fullStr Barriers to green roof installation: an integrated fuzzy-based MCDM approach
title_full_unstemmed Barriers to green roof installation: an integrated fuzzy-based MCDM approach
title_sort barriers to green roof installation: an integrated fuzzy-based mcdm approach
publisher Elsevier Ltd.
publishDate 2020
url http://eprints.utm.my/id/eprint/93817/
http://dx.doi.org/10.1016/j.jclepro.2020.122365
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score 13.211869