公路隧道洞口位置选择

摘要

In view of the importance of highway tunnel entrance,this paper analyzed the location selection and determination principles of high-way tunnel entrance,pointed out the tunnel entrance location should combining with the outside tunnel slope,upper slope excavation height, slag,construction site and terrain and other factors,as far as possible in mountain stability,good geological condition area.%鉴于公路隧道洞口的重要性，对公路隧道洞口位置的选择和确定原则进行了分析，指出洞口位置应结合洞外边坡、仰坡开挖高度、弃渣、施工场地及地物等因素考虑，尽可能设在山体稳定、地质条件良好的地段。