"The dynamics of Sustainable Material selection for green certified pro" by Walaa S.E. Ismaeel
 

The dynamics of Sustainable Material selection for green certified projects

Document Type

Article

Publication Date

2023

Abstract

Material selection is a challenging process where several parameters should be considered 7 for green-certified projects. Hence, this study investigates the dynamics of sustainable material se-8 lection (SMS) across the project life cycle using system thinking. A dynamic model was developed 9 based on the Leadership in Energy and Environmental Design where relevant environmental cate-10 gories and credits were represented, and their dependency coefficients (DCs) were computed. This 11 pinpointed the effect of SMS on the point-accrual pattern across project phases, showing that the 12 high leverage points were demonstrated for the operation phase. The result showed that SMS ex-13 tended beyond the efficient use of materials which indicated a DC of 100% with the Materials and 14 Resources category to affect other sustainable categories i.e. indoor environmental quality, energy 15 efficiency and sustainability of the project site, of 68.8%, 57.6%, and 50% DCs, respectively. Thus, 16 optimal SMS could earn the project 48% of the total possible points, putting it in the 'Certified' level. 17 Accordingly, the proposed model can be used to evaluate the level of certification as well as the 18 building performance therein.

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