某公路陡坡路基形式选择研究

针对低等级公路陡坡路基的特点，分析可采用填方路基形式的安全特点及适用性。以云南西双版纳傣族自治州连接景洪市区和景哈乡的一条四级公路设计案例为依托，结合具体地形、地质条件及工程特殊的要求，从技术可行性、环境保护、工程造价、施工难度等角度进行论证比选，获得了路基形式推荐方案。

Study on Selection of Steep Slope Subgrade Form for a Highway

Aimming at characteristics of steep slope subgrade in low-grade highway, the security features and applicability of filled subgrade forms were analyzed comprehensively. In relation to the design case of a fourth class highway connecting Jinghong urban district and Jingha township of Xishuangbanna Dai Autonnomous Prefecture in Yunnan, with the specific topographic and geological conditions and special requirements of the project, the selection was discussed from the aspects of technical feasibility, environmental protection, project cost and difficulty of construction, and then the recommended solution about the subgrade form was obtained.