公路改扩建小桥病害植筋处理

Treatment of Reinforcement Disease in the Bridge Extension over the Highway

目前，公路改扩建的小桥经常会出现混凝土保护层受损等病害，给人们的安全出行埋下了很大的隐患。本文分析了公路改扩建小桥的板体抬高施工工艺，并提出了小桥植筋维修措施，包括定位、钻孔、固化和保护等，以供读者参考。

At present, the concrete protective layer of high-way bridges in reconstruction and extension is often damaged and so the safety of people can be wel guaranteed. This paper analyzed the board body elevation construction technology of highway extension bridge, and the repair measures on bridge reinforcement, including positioning, driling, curing and prot-ection, just for reference for readers.