摘要
介绍了新原高速公路跨越京原铁路分离式立交桥的工程概况。主要阐述了后张法预应力混凝土连续箱梁的预制工艺过程 ,从预制场台座、模板、钢筋、预应力孔道。
In this paper the engineering situation of superbridge in Xin-Yuan express highway over crossing Jing-Yuan railway is introduced. The prefabricated technology of post-stressed concrete continuous box beam is mainly elaborated. Each working operation is illustrated in detail from construction, mould, reinforced bar, concrete, prestressed hole and other aspects.
出处
《山西建筑》
2002年第7期53-54,共2页
Shanxi Architecture
关键词
预应力混凝土
连续箱梁
预制工艺
后张法
post-tensioning method, prestressed continuous box beam, prefabricated technology, construction