Title

Assessment of scenarios on construction and demolition waste management in Tehran and selection of the best disposal method by multi-criteria decision making techniques

Principal Investigator

Dr. Kamyar Yaghmaeian

Abstract

The results of this study showed that the discharge percentage in the permanent landfills was 68%, in temporary pits was 9% and in recovery centers was 23% in the last 6 years. The final priority of criteria with respect to the economical criterion was reuse (0.492), recycling (0.274) and landfilling (0.235), respectively. Also, according to the environmental criterion, the scores for reuse, recycling and landfilling were 0.492, 0.373 and 0.198 respectively. Based on social criterion the calculated scores were 0.5, 0.279 and 0.222 for landfilling, recycling and reuse, respectively.
Conclusion: In this study, the reuse option with the weight of 0.439 was the best disposal option and the recycling option with the weight of 0.312 was the second priority. Landfilling showed the lowest score with the weight of 0.250.

Year

2015