试论公路桥梁伸缩缝施工工艺

On construction craft of expansion joint on roads and bridges

分析了影响公路桥梁伸缩缝施工质量的因素,从施工准备、开槽、安装、焊接、浇筑、养护等方面,介绍了伸缩缝施工的流程及要点,并总结了桥梁伸缩缝安装的注意事项,从而提高公路桥梁的结构稳定性。

The paper analyzes the factors affecting the construction quality of the expansion joints on roads and bridges, introduces its proceduresand key points from the construction preparation, slotting notch, installation, welding, grouting, and maintenance, and sums up the precautionsin the installation of the bridge expansion joints, so as to promote the structural stability of roads and bridges.