Concrete samples were made in laboratory with mix proportion used in construction.Testings of the samples and cores show that frost resistance of the runway shoulder concrete is poor.

• 对混凝土芯样和按照道肩混凝土配合比，采用工程所用原材料在试验室中成型的混凝土试件进行抗冻性分析，结果发现，混凝土芯样和试验室试件抗冻性均表观不良。