Study on Performance of Paste Filling with Urban Construction Waste

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Abstract:

Aiming at the problem of only source material in paste filling and garbage-surrounded city, a system engineering including them was proposed. The construction waste crushing process of filling was optimized based on the gangue process. Compared with gangue, the physical property of three kinds of construction waste ranged widely. Also the paste of all could reach the goal of filling, which the collapsed slump ranged from 18cm to 23cm and the highest compressive strength of 8h and 28d reached 0.17MPa and 3.82MPa. However, the properties of concrete structures of construction waste were better than that of brick-mixed structures.

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127-131

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February 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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