Table 5

Weightings and membership functions

SNSuccess factorsWeightingsMembership functions for KSFsMembership function for PKSFs
PKSF1Environmental Protection Initiatives0.3170 (0.011, 0.071, 0.173, 0.591,0.153)
KSF4The need for environmental protection0.175(0.000, 0.107, 0.214, 0.642, 0.037) 
KSF3Optimization of zero carbon and recyclable resources0.174(0.000, 0.059, 0.139, 0.599, 0.203) 
KSF8Recyclable construction materials0.155(0.005, 0.032, 0.155, 0.749, 0.059) 
KSF12Green infrastructure practices0.133(0.000, 0.086, 0.059, 0.658, 0.198) 
KSF14Effective material inventory and waste controls0.127(0.027, 0.096, 0.246, 0.556, 0.075) 
KSF9Environmental certifications for construction of PPP projects0.122(0.005, 0.053, 0.283, 0.535, 0.123) 
KSF13Financial support for green construction practices0.114(0.053, 0.064, 0.123, 0.310, 0.449) 
PKSF2Good leadership and competence of the project team0.293 (0.008, 0.047, 0.220, 0.408, 0.318)
KSF15Skilled construction workers0.182(0.037, 0.091, 0.332, 0.481, 0.059) 
KSF10Realignment of management training policies on circular contracts0.179(0.000, 0.123, 0.289, 0.439, 0.150) 
KSF16Circular supply chain experts for public buildings0.173(0.000, 0.027, 0.203, 0.348, 0.422) 
KSF5Engagement of specialist on circular economy0.162(0.005, 0.011, 0.241, 0.422, 0.321) 
KSF1Effective Leadership0.153(0.000, 0.011, 0.187, 0.444, 0.358) 
KSF17Improvement in health and safety0.151(0.000, 0.005, 0.032, 0.299, 0.663) 
PKSF3Effective stakeholder engagements and regulations0.221 (0.002, 0.022, 0.221, 0.434, 0.321)
KSF7Land use and construction waste regulations0.246(0.000, 0.016, 0.251, 0.497, 0.235) 
KSF18Strong collaboration among stakeholders0.197(0.000, 0.011, 0.310, 0.278, 0.401) 
KSF6Robust circular project policies0.194(0.011, 0.070, 0.209, 0.385, 0.326) 
KSF2Legislations to promote circular models0.193(0.00, 0.011, 0.139, 0.497, 0.353) 
KSF19Availability of industry standards and guidelines0.170(0.000, 0.000, 0.182, 0.508, 0.310) 
PKSF4Innovative technologies and data sharing (IT)0.170 (0.000, 0.019, 0.088, 0.350, 0.543)
KSF20Acceptance of innovative supply logistics for circular PPP projects0.270(0.000, 0.016, 0.193, 0.182, 0.610) 
KSF11Comprehensive support from innovative technologies0.253(0.000, 0.021, 0.011, 0.102, 0.866) 
KSF21Sharing of information on CE with trust0.244(0.000, 0.011, 0.080, 0.706, 0.203) 
KSF22Usage of just-in-time IT delivery models0.233(0.000, 0.027, 0.059, 0.444, 0.471) 
Source(s): Authors’ own work

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