精品文档---下载后可任意编辑浅谈预应力加固技术在公路桥梁施工中的应用浅谈预应力加固技术在公路桥梁施工中的应用 摘要:预应力加固即在加固过程中建立永久的,与外部荷载作用相反的内力以及内应力,以达到消除结构或构件的小部分的外力,改善预应力在不同条件下的变形性能,提高公路、桥梁的坚固强度,从而提高承载力,确保结构安全地工作,达到加固的主要目的
关键词:预应力加固技术;公路桥梁施工;应用 Abstract: Prestressed reinforcement is established in the process of reinforcement permanent, and external loads instead of internal force and stress, so as to eliminate the structure or the component fraction of the external force, improve the performance of prestressed deformation under different conditions, the improvement of roads, bridges strong strength, so as to improve the bearing capacity, ensure the safety of structure work; achieve the main purpose of reinforcement
Key words: prestressed reinforcement technology of highway and bridge construction; application; 中图分类号:U445 文献标识码:A 文章编号: 1、