This paper deals with the construction of cutoff wall with self-settingmortar of the outside curtain in southern anchorage foundation of the Yangluo Bridge in Wuhan City of Hubei Province.
Results indicated that the compound expansion agent almost hasn't effect both on setting and frost resistance of crushed stone mortar, but can enhance its permeability resistance ability.
结果表明,复合膨胀剂对石屑砂浆凝结性能和抗冻性能几乎没有影响,可以改善其保水性和抗渗性。
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The results show that the SAE copolymer emulsion not only reduce the apparent density and absorb water rate of cement mortar, but significantly retard the setting and the hydration of portland cement.