后张法预应力砼简支箱梁的施工方法

Construction method of prestressed conerete box girder of approach bridge

本文结合长余高速公路陶赖昭松花江特大桥引桥的预应力砼箱梁的施工实残，介绍了后张法预应力砼箱粱的施工方法，对施工过程中经常出现的问题进行探讨并提出解决方法，以便更好地指导设计和施工。

This paper according to the construction practice of the prestressed concrete box girder of approach span of Songhuajiang Budge of Taolaizhao in Chang-Yu Freeway, introduced the construction methods of the prestressed concrete box girder. To the prob1ems existing in the design and construction of bridges, the author discussed and put forward the resolved measures.