如何对公路涵洞进行加宽与加固

Widening and Strengthening of Highway Culvert

首先对公路桥涵构造物的现状进行了简要的分析，同时结合普通公路工程勘测设计及施工的一些要点，对桥涵构造物特别是涵洞的破损原因和加宽与加固改造设计方法进行了简要的介绍，为今后普通公路涵洞加宽与加固设计积累一些经验。

First the paper shortly analyzes structures of highway culvert, simultaneously briefly introduces the reasons for damage of culvert＇ s structures particularly culvert and the methods for strengthening and transformation of them, which accumulate some experience for professions hereafter.