桥梁预制板梁混凝土底模施工与脱模技术

The technology of demoulding and the base mould construction for precast concrete plate girder of bridge

公路桥梁预制钢筋混凝土板梁施工中 ,底模的制作及脱模是关键。根据对板梁底面的质量要求 ,阐述在底模施工时的场地选择 ,底模测量及浇筑、脱模技术几方面主要应考虑的注意事项 ,并介绍几种常见的脱模技术 ,指出其各自的施工要点及优缺点 ,并进行了比较。

Fabricating and demoulding of the base mould is a key during the course of construction for precast plate girder of highway bridge. According to the quality requirement for plate girder backside, the paper points out that during the course of construction some items should be taken into consider. Meanwhile the paper presents some common demoulding technologies, indicates and compares their respective construction keys and advantages and disadvantages