Study on the Effect of Fly Ash Mix Amount in Large Volume Pile Cap Concrete on Heat of Hydration

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Abstract:

Contraposed the hydration heat of large volume concrete, based on the introduces of raw material, the effect of fly ash mix amount in large volume pile cap concrete was mainly analyzed combined with project case of Yellow River Bridge in Baotou-Shulinzhao Highway. Moreover the temperature and temperature stress in different mix amounts were analyzed by the finite element software to confirm the appropriate mix amount of fly ash and the mix proportion of concrete. Finally, the consequence of the large volume pile cap temperature control was certified by the practice of construction.

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832-836

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March 2015

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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