【摘要】 地下工程结构混凝土材料高性能化、高耐久性技术是当前地下工程和混凝土材料领域中的研究热点之一。主要分析了地下工程混凝土耐久性影响因素,提出了混凝土耐久性改善措施,介绍了地下工程结构混凝土使用寿命预测方法,并对地下工程高性能混凝土的使用寿命进行了实例分析。更多还原

【Abstract】 High performance concrete was one of the popular subjects in the domain of concrete materials and underground engineering structure,especially its durability in recent years.Based on the analysis of influence factors of concrete durability in underground engineering,some methods of improving concrete durability were pointed out.Finally,the prediction method of service life of concrete in underground engineering structure was introduced.And its service life was analyzed according to high performance concrete used in an actual underground engineering.更多还原