Journal of Chongqing Jiaotong University(Natural Science) ›› 1996, Vol. 15 ›› Issue (2): 106-108.

Received:1995-05-04 Revised:1995-05-04 Online:1996-06-20 Published:2016-07-12

竖曲线采用二次抛物线一般式的应用

封智勇

重庆交通学院道路工程系

作者简介:封智勇，男，40岁，讲师

Abstract

摘要： 竖曲线采用二次抛物线一般式的应用封智勇（重庆交通学院道路工程系630074）公路纵断面上两纵坡线交点称为变坡点，在变坡点处，为保证行车安全、舒顺及视距等要求而设置的曲线，即竖曲线．公路工程技术标准规定，各级公路均应设置竖曲线．竖曲线的形式为二次抛物线...

关键词: 竖曲线, 一般式, 二次抛物线, 变坡点, 坡度线, 公路纵断面, 坚曲线, 公路勘测设计, 设计高程, 重庆交通学院

CLC Number:

U412.34

封智勇. 竖曲线采用二次抛物线一般式的应用[J]. 重庆交通大学学报（自然科学版）, 1996, 15(2): 106-108.

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竖曲线采用二次抛物线一般式的应用

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