施工阶段围岩分级目前仍普遍采用定性的判定方法。文章通过六武高速公路安徽段隧道施工围岩分级的研究,提出了公路隧道施工阶段围岩指标定性描述的量化分级方法,提高了施工阶段围岩分级的可靠性,消除人为因素、主观因素影响所产生的误判,具有广泛的推广和借鉴价值。 Surrounding rock classification during the construction stage is still commonly used qualitative determination method. Based on the research on surrounding rock classification of tunnel construction in Anhui section of Liuwu Expressway, the paper puts forward a quantitative classification method of qualitative description of surrounding rock indexes in highway tunnel construction stage, improves the reliability of surrounding rock classification in construction stage and eliminates the influence of human factors and subjective factors The resulting miscarriage of justice, with a wide range of promotion and reference value.