Study on Key Drivers and Collaborative Management Strategies for Construction and Demolition Waste Utilization in New Urban District Development: From a Social Network Perspective

Table 2

Expert composition of valid questionnaires.

Occupation	Number	Weight (%)	Related experiences	Number	Weight (%)
Government administrator	6	12.50	2 years	3	8.82
Project owner	6	12.50	3∼4 years	6	17.65
Contractor (including demolition companies) project manager	6	12.50	5 years	8	23.53
Director of transportation companies	6	12.50	6∼8 years	9	26.47
Recycling enterprise manager	6	12.50	Over 10 years	8	23.53
Financial institution manager	6	12.50
Head of scientific research institution	6	12.50
Media and public	6	12.50