深挖路堑边坡设计方案的灰色优选

目前，对山区高等级公路深挖路堑边坡设计时，设计方案的比选多用经验或直觉判断的方法，常导致决策或方案的不合理甚至失误而造成重大损失。本文应用灰色理论中灰关联分析法，对设计方案进行优选。这在确定方案、避免或减少设计的失误上有较大的现实意义。

Grey Optimal Options of Design Plans for Deep Cutting Slope

The selection of the design plans for deep cutting slope of high-level highway in mountain area,in general speaking,only depends on the designer's experience and intuitive determination at the present time,which results in unreasonable,even error,decision or plan.It unavoidably causes enormous damage.This paper proposes to adopt correlation degree analysis method of grey system theory for choosing the optimal design plan.It will give a definite and real meaning about choosing design plan and avoiding or reducing errors in design work.