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高速公路建设线路方案的综合比选,是在公路建设前期需要解决的重要问题,其基本走向方案选择的是否科学合理,直接影响到项目建成后能否满足国家经济建设需要,关系到该项目是否能够达到预期的效果。本文结合高速公路项目选线的特点,分析了湖南省洞口至新宁高速公路路线走向的控制性因素,进行了路线起终点的论证及路线走廊带的选择,为项目决策提供了科学依据。
The comprehensive comparison and selection of highway construction plan is an important issue that needs to be solved in the early stage of highway construction. Whether its basic plan is scientific and reasonable will directly affect whether the project can meet the needs of national economic construction and whether the project is To achieve the desired effect. Based on the characteristics of highway project route selection, this paper analyzes the controlling factors of the route from the mouth of Dongkou to Xinning Expressway in Hunan Province, and demonstrates the starting and ending of the route and the choice of route corridor zone, which provides a scientific basis for project decision-making.