摘要
文章结合良庆制梁场箱梁预制工程实际,介绍了橡胶抽拔棒及其安装制孔方法,探讨了张拉施工前的注意事项,同时从预张拉、初张拉和终张拉三个阶段阐述了预应力束张拉施工工艺,并提出了相应的张拉施工要点。
Combined with the pre-made box beam producing in Liangqing beam manufac-tured yard,the article introduces the rubber drawing bar and its installation method.It also discusses the cautions for drawing and stretch construction.From the perspective of pre-construction,begin and end construction,the technique and keypoints are also pointed out.
出处
《西部交通科技》
2011年第4期47-49,65,共4页
Western China Communications Science & Technology
关键词
张拉施工
注意事项
工艺
施工要点
Drawing and stretch construction
Cautions
Technique
Construction keypoint
