???中华人民共和国交通运输部发布 ??年第?号起施行，作为公路工程欧亿·体育（中国）有限公司推荐性标准，在公路欧亿·体育（中国）有限公司自愿采用。特此公告。中华人民共和国交通运输部 目?·?????????·????????????·?????????·?????????··????????????????·????··???隧道位置的选择????????隧道线形设计??????????????????????·????··???隧道设置形式的选择????????????????·???????··????????????????·????··???各级公路隧道建筑限界??????????????????·????··???隧道净空断面??????????????????????·????··????????????????·????··???一般规定????????????????????????????????围岩分级指标??????????????????????·????··???围岩分级方法???????····························································???围岩物理力学参数???????一般规定??????????ぁぁぁぁぁぁぁぁぁぁぁぁ?··?·····················?·?···?······???注浆材料???????????????·??????··??????????其他隧道常用材料?????············??ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ?··················???连拱隧道围岩松散压力?????··???··?????????·????·???小净距隧道围岩松散压力??