预应力孔道真空辅助压浆施工技术  

The vacuum assistant mud-jacking construction technique of prestress tunnel

作　　者：朱立新 

机构地区：[1]中铁九局集团第六工程公司

出　　处：《山西建筑》2008年第14期150-151,共2页Shanxi Architecture

摘　　要：通过桥梁后张法预应力孔道真空辅助压浆的工程实践,介绍了预应力孔道真空辅助压浆的工艺原理、工艺操作及应用效果,以完善该技术,确保预应力混凝土结构的施工质量,可为同类工程施工提供参考。Through the projects practice of the vacuum assistant mud-jacking construction technique of bridge post-tensioned pre-stress tunnel, it introduces the technological principle, operation of the vacuum assistant mud-jacking construction technique of pre-stress tunnel and its applying effect, to perfect the technique and assure the construction quality of pre-stressed concrete structure, and it can supply reference to similar projects.

关 键 词：预应力孔道 真空辅助压浆 配合比 压浆工艺 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]