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Promotion of Recycling Incinerator Ash and Sewage Sludge to Engineering Project

Absrtact
The project was implemented over the period from 12/31/2009 to 12/31/2010. The main purpose of the project is to assist the Environmental Protection Administration and the sponsoring county and municipal governments to promote the recycling of incinerator ash,and carry out the engineering investigations and analyses associated with the recycling of bottom ash from waste incineration,as well as and to set up a management system for recycled incinerator bottom ash for additive in Controlled Low Strength Materials (CLSM)production. In addition, in order to solve the problem of urban sewage sludge occupying the landfill space, we project to assist in the review of individual cases of urban sewage sludge recycling applications. This year (2010), 20 incineration plants in 14 counties and municipalities have participated in bottom ash recycling. Statistics collected from 2003 to 2009 show that a total of 2.15 million metric tons have been recycled, which represents a utilization rate of 80.87%. The project also assists in the completion of the review of processing fees submitted on a quarterly basis by counties and municipalities participating in incinerator bottom ash recycling programs, as well as the provision of consultation services to these local governments and the hosting of an operational review meeting and two observation meetings of public engineering, which will serve as an important basis for future policy formulation.
Keyword
incinerator ash, Bottom Ash Reuse Plant, final disposal site, sewage sludge
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