【摘要】 通过在混凝土中掺入引气剂 ,来配制抗除冰盐混凝土 ,并对其进行力学性能和耐久性测试 ,重点试验其抵抗盐冻能力 ,并用于本丹高速公路丹东段的收费广场试验路施工。通过对混凝土抗冻性的跟踪检测和室内外对比试验分析 ,发现抗冻性明显提高。更多还原

【Abstract】 The paper discusses mechanism performance, durability and resistance to de-icing salt concrete, this kind of concrete is made with air-entraining agent and used in the trial section construction of Benxi-Dandong freeway’s charge square which is located in Dandong. It is verified that the performance of concrete in frost resistance has been greatly improved through a series of tests on concrete’s frost resistance and analyses of contrasted results in and out of door.更多还原