大安嫩江大桥耐久性设计  

Durability Design of Da'an Nenjiang River Bridge

作　　者：杨忠 

机构地区：[1]吉林省交通规划设计院,长春市130021

出　　处：《北方交通》2014年第11期19-22,共4页Northern Communications

摘　　要：严寒地区的大安嫩江大桥冬季洒除冰盐,且桥位处地下(地表)水对混凝土具有腐蚀性,针对这些不利因素,介绍了该桥的专项耐久性设计。In view of the disadvantages that the Da＇an Nenjiang River Bridge is in the severe cold region and shall be covered with deicing salt in winter and it is located in the underground（ surface） water which is corrosive to concrete,the special durability design for that bridge has been introduced.

关 键 词：严寒地区 耐久性设计 防腐蚀混凝土 高性能混凝土 

分 类 号：U443.26[建筑科学—桥梁与隧道工程]