This paper introduces a method of longitudinalslope design for vertical alignment smoothly transition.
为使路线交叉连接部处纵面线形平顺过渡，介绍了一种纵面坡度设计方法。
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In the construction of expressway in mountain area, the contradiction of the maximum longitudinalslope with engineering's volume and cost is very prominent.
Meanwhile, analyze the impact of wheel drive force on the structure stress under the situation that vehicle pass the composite bridge deck with longitudinalslope.