本隧道进、出口均处于浅埋地段,进口进洞为Ⅲ类围岩,采用Ⅱ式Ⅲ类明洞衬砌。隧道出口围岩破碎、浅埋,采用Ⅳ式Ⅲ类明洞衬砌。整条隧道普遍埋深较浅,且离既有线很近(最近处只有 20m),施工中会互相影响。隧道岩性为灰或深灰色石灰岩。
第一章 总体概况说明 ················································································· 1
一、编制依据····························································································· 1
二、工程简介····························································································· 1
三、气候、水文地质概况 ········································································· 2
四、主要工程项目及数量 ········································································· 2
五、工程竣工日期及计划工期 ································································· 2
第二章 施工总体规划 ················································································· 3
一、隧道施工总体安排 ············································································· 3
二、建立施工管理的组织机构 ································································· 3
(一)管理模式························································································· 4
(二)项目管理组织机构 ········································································· 4
(三)施工队伍的设置及施工任务划分·················································· 5
(四)施工队班组设置及劳动力组织安排·············································· 6
三、隧道施工主要机械设备 ····································································· 7
四、隧道施工进度规划 ············································································· 8
第三章 临时工程及施工准备 ····································································· 9
一、施工总平面布置 ················································································· 9.............