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近几年,公路发展很快,公路桥头跳车这一“老病”还没彻底根治,尤其是等级高的公路桥涵通道数量多,间距短,桥头路基沉降变形,造成桥头等出现了高低不平的台阶,使司乘人员感到颠簸,影响了公路的正常运营。为了消除桥头跳车这一通病,保持良好路况,公路管理养护部门每年多花费一定数量资金进行维修养护。公路桥头状况的影响公路桥头台阶是指桥涵与路堤顶面沉降高差达到1CM以上,使行车产生明显的颠簸。
In recent years, the rapid development of roads, highway bridge jumping the “old disease ” has not yet completely eradicated, especially the high level of highway bridges and culverts the number of channels, spacing is short, bridge subgrade settlement deformation, resulting in bridgehead appeared high and low Uneven stairs, so that the Secretary staff feel bumpy, affecting the normal operation of the road. In order to eliminate the common problem of the bridgehead jumping and maintain good road conditions, the highway management and maintenance department spend a certain amount of money every year on maintenance and conservation. The impact of highway bridgehead conditions Highway bridge bridge step refers to the bridge culvert and embankment settlement settlement above 1CM, so that traffic has obvious bumps.