地铁矿山法区间隧道结构设计指南.pdf

验收文件之三
北京地铁矿山法区间隧道
结构设计计算指南
（试用）
北京市轨道交通建设管理有限公司
二○○六年十二月
前 言
根据北京城市轨道交通矿山法修建区间隧道的地层、地面环境和埋深等
实际条件，以及多年的设计施工经验，针对矿山法区间隧道设计检算中有关
地层压力、计算模型、计算参数等不统一或不明确状况，在《地铁设计规范》
(GB50157-2003)基础上，吸纳“北京地铁矿山法区间隧道结构设计方法”研
究成果，编制了《北京地铁矿山法区间隧道设计计算指南》，供北京轨道交通
建设设计参考。
本指南主要起草人：罗富荣、朱永全、陈 曦、张成满、王占生、宋玉香、
贾晓云、李宏建、徐凌等。
编 者
2006 年 12 月
目 录
1 总则···················································································· 1
2 设计计算技术指标·································································· 2
3 设计计算荷载········································································ 4
荷载分类和荷载组合·························································· 4
地层压力 · ······································································· 5
地面车辆荷载引起的附加压力·············································· 6
地震荷载 · ······································································· 7
水压力 · ·········································································· 7
邻近地面设施及建筑物压力荷载··········································· 8
人防荷载 · ······································································ 10
其它荷载 · ······································································ 10
4 初期支护设计计算································································· 10
一般规定 · ······································································ 11
初期支护结构检算模型······················································ 11
初期支护强度检算方法······················································ 13
5 二次衬砌设计计算······························································· 146
一般规定 · ······································································ 16
计算方法 · ························································