摘要
重型车辆日益增加,加之修建年代久远的桥梁设计荷载等级较低,使现有许多桥梁出现破损、裂缝等病害。以本地区为例,对衡水市桥梁的现有病害进行了描述及成因分析,论证了桥梁检查及养护的必要性。
With more and more overload vehicles appeared and the design load of the bridges which built many years ago is too low,many bridges appear breakage and crack. In this paper,we take this area as the example,describe the diseases and analyze the reasons to prove check and maintenance is nessary.
出处
《黑龙江交通科技》
2008年第2期73-73,76,共2页
Communications Science and Technology Heilongjiang
关键词
桥梁病害
承载力
破坏
安全
diseases of bridge
supporting capacity
destroy
safe
