Self consolidating concrete formwork pressure


22-Aug-2017 11:24

The concrete was placed either continuously at casting rates varying between 5 and 25 m /h or by stopping the placement for some predetermined periods of time.Test results show that the increase in casting rate from 5 to 25 m/h can lead to 15% increase in initial formwork pressure; however, no significant effect on the rate of pressure drop with time is observed.A major advantage of SCC is the accelerated casting process due to the elimination of external vibration.

self consolidating concrete formwork pressure-54

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Concrete mixtures prepared with initial temperatures varying from 10 to 30C or with high early-strength cement and set-accelerating admixture were evaluated.

This dissertation focuses on the structural rebuilding SCC and its implications for formwork pressure.



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