公路桥梁大体积混凝土常见裂缝的成因及防治措施

随着我国公路建设的迅速发展，公路桥梁中大体积混凝土越来越多。大体积混凝土在浇筑后非常容易产生裂缝，严重影响桥梁结构安全和正常使用。本文结合施工经验及相关技术规范，简述了大体积混凝土裂缝形成的原因及防治办法。

The Causes of Common Cracks of Large Volume Concrete of Highway Bridge and Preventive Measures

With the rapid development of highway construc-tion in our country, there is more and larger volume concrete in highway bridges. Large volume of concrete is very easy to produce cracks in pouring, seriously af ecting the safety and normal use of the bridge structure. Combined with the constru-ction experience and relevant technical specifications, the au-thor describes the reasons and prevention measures for the fo-rmation of cracks of large volume concrete.