摘要
辽河特大桥39#主墩基础采用Φ2.5m的钻孔桩,桩长110m。钢护筒直径为2.7m,长度为29.2m。结合工程实例,重点介绍钢护筒的设计加工、振动锤的选型及钢护筒定位下沉技术。
Liaohe River＇s extra bridge No. 39 pier foundation of which adopts bored pile with 2.5 m dia. Pile is 110 m long. Dia. of steel casing is 2.7 m,its length is 29.2 m. In the light of examples in project,the introduction eentres on the machining the design of steel casing, the selection of type for stamping hammer as well as the position of steel casing and its settlement technique.
出处
《北方交通》
2010年第1期39-42,共4页
Northern Communications
关键词
辽河特大桥
钢护筒
振动锤
定位
Liaohe Rivers extra bridge
Steel casing
Stamping hammer
Position
