真空吸浆技术在桥梁中的应用

Application of Vacuum Mortar Suction Technique to Bridge Engineering

真空吸浆作为后张法预应力混凝土结构施工中的一项新技术,目前正在很多大型桥梁中应用。介绍真空吸浆技术中的高性能水泥浆的配合比设计及施工工艺。

As a new technique for construction of post-tensioned concrete structures, the vacuum mortar suction technique is currently being applied to a good many major bridges. In this paper, the mix proportioning design and construction technology of high performance cement mortar used in the vacuum mortar suction technique are described.