Table 1.
Profiles of interviewees.
| No. | Role | C&D waste management experience |
|---|---|---|
| 1. | Senior Maintenance Surveyor, Housing Authority (H.A.) | >30 years |
| 2. | Former Building Services Inspector, H.A. | >30 years |
| 3. | Chief Property Services Officer, Architectural Services Department (ASD) | >35 years |
| 4. | Architect, ASD | >30 years |
| 5. | Senior Engineer, Civil Engineering and Development Department (CEDD) | >15 years |
| 6. | Senior Engineer, Environmental Protection Department (EPD) | >15 years |
| 7. | Scholar and Building Services Engineer from a local university | >15 years |
| 8. | Scholar and C&D waste management expert from a local university | >30 years |
| 9. | Scholar and C&D waste management expert from a local university | >12 years |
| 10. | Chairman of an association of C&D waste materials | >15 years |
| 11. | Director and Registered Architect of an architectural firm | >10 years |
| 12. | Sales Manager of a local C&D waste recycling plant | >12 years |
| 13. | General Manager of a local C&D waste recycling plant | >15 years |
| 14. | General Manager of a local C&D waste recycling plant | >18 years |
| 15. | Senior Engineer of a construction firm | >12 years |
| 16. | Consultant of an environmental consultancy firm | >6 years |
| 17. | Environmental Project Manager of a construction firm | >8 years |
| 18. | Site Engineer of an engineering consultancy firm | >6 years |