摘要
结合石环公路主桥102m小竖曲线、宽度大、重量大预应力混凝土箱梁的顶推施工,介绍了顶推总体布置方案,并通过计算分析,确保临时墩结构布置的合理性,最后详细阐述了该桥施工工艺及技术特点。
An introduction is given to thrusting erection design for prestressed concrete box beam on the Shihuan highway main bridge which is of the 102 m-long small vertical curve, a big width and a heavy weight. A series of typical pictures have fully presented this bridge＇ s construction plan, construction techniques and technical features.
出处
《铁道建筑技术》
2008年第6期36-41,共6页
Railway Construction Technology
关键词
预应力混凝土箱梁
顶推
施工技术
prestressed concrete box beam
thrusting erection
construction technology
