Silt Resource Utilization and Benefit Analysis of Silt Fired Perforated Brick Production: Take Nantong, China for Example

摘要

Resource utilization of silt dredging from rivers and other lake is an important issue that related to many government departments like water conservancy, shipping, land resources, construction management and other industries. It involves social, economic and environmental effects. With the encouragement of national policy of protecting arable land, make use of dredging silt to producing clay wall material is a higher value-added resource utilization than used for fill material and land use. Combined with the practice of producing fired perforated brick in Jiangsu Nantong, the economic, social and environmental benefits were analyzed based on the Summary of all these resource utilization. And the recommendation of regional development of the industry was presented at last. Key words: Si Resource utilization; Fired perforated brick; Benefit analysis; Water dredging