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公路桥头跳车的机理分析及防治措施

张新兵

路基工程Issue(2):114-118,123,6.
路基工程Issue(2):114-118,123,6.

公路桥头跳车的机理分析及防治措施

Analysis on Mechanism of Bumping at Bridgehead and Prevention Measures

张新兵1

作者信息

  • 1. 中南大学湖南中大设计院有限公司,长沙410075
  • 折叠

摘要

Abstract

The grade variation in approach (additional gradient) caused by post-construction settlement of bridgehead subgrade within certain scope at the junction of road and bridge is the basic reason resulting in vehicle at high speed bumping at bridgehead. Reducing the post-construction settlement of bridgehead subgrade and setting transition section for buffering by a variety of measures is the main technical method to solve bumping at bridgehead.

关键词

桥头跳车/工后沉降/附加坡度/缓冲过渡段

Key words

bumping at bridgehead/post-construction settlement/additional gradient/transition section for buffering

分类

交通工程

引用本文复制引用

张新兵..公路桥头跳车的机理分析及防治措施[J].路基工程,2012,(2):114-118,123,6.

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