9宝峰山隧道进口DK79337~DK79367段地质调查简报.pdf
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1、1/9 贵广铁路宝峰山隧道进口 DK479+337 DK479+367段地质调查简报报告编号:GGTJ-7-CQYB2018-DZDC-BFS-109 湖南中大设计院有限公司贵广铁路 YB-6 标隧道超前地质预报工程部二 O 一一年三月三十一日2/9 宝峰山隧道进口 DK479+337 DK479+367段地质调查简报现场测试:报告编写:报告复核:报告审核:1.隧道简况文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1
2、ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6
3、I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8
4、文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:C
5、V6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3
6、T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 H
7、Y7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3
8、Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N83/9 宝峰山隧道位于贵广铁路广西区段恭城县附近,隧道进出口里程为DK477+968DK491+818,本次调查里程为DK479+337DK479+367。2.地质调查方法由专业地质人员前往隧道施工现场,对掌子面(里程:DK479+357、DK479+367 以 及DK479+337 DK479+357 段、DK479+357DK479+367 段内的岩层情况进行现场调查,利用地质罗盘对岩层产
9、状、节理裂隙产状及发育程度进行实地测量和记录,并就地做好施工阶段围岩级别素描卡的填写和隧道地质素描展开图的绘制工作。3.结论及建议3.1 素描范围内地质情况总结设计工程地质、水文地质工程地质、水文地质条件简单设计围岩分级级施工围岩分级级地层岩性特征浅灰色薄 中厚层状粉砂岩,层理较发育,未风化强风化,性硬、脆。构造特征属单斜岩层,节理较发育,但杂乱,延伸长23m,呈闭合 微张状,掌子面见一条破碎带,宽0.52m,呈强风化状,角砾成分主要为砂岩,较松散。水文地质特征编录段岩壁较干燥。围岩稳定及初期支护整个岩体较破碎,自稳能力差,应及时进行初期支护。3.2 掌子面前方地质情况预测文档编码:CV6D6
10、Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5
11、 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1
12、G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C
13、1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10
14、R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1
15、N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码
16、:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N84/9 根据目前隧道开挖段的地质情况及相关勘察设计资料看,掌子面DK479+367 前方大约20M 主要岩体为粉砂岩、细砂岩,层理发育,节理较发育,破碎带会继续往前延伸,整个岩体较破碎,且
17、岩层产状较平缓,自稳能力较差。3.3 施工建议在施工过程中,应短进尺、弱爆破开挖,开挖后及时进行初期支护;做好引排水工作,由于岩层产状较平缓,施工中应随时注意掉块、塌落等现象,确保施工安全顺利进行。4.附图围岩级别素描卡 2张)地质素描展开图 2张)施工阶段围岩级别素描卡施工单位:中铁二十三局工程名称宝峰山隧道 进口)施工里程DK479+337 DK479+357评 定距洞口距离 m)1378 岩性岩石类型 名称)埋深 m)280 极硬岩硬 岩岩石强度 RcMpa)Rc60 60Rc30 30Rc15 15Rc5 Rc5 文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6
18、I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8
19、文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:C
20、V6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3
21、T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 H
22、Y7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3
23、Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1
24、ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N8文档编码:CV6D6Y3T4G5 HY7C1G3Y10C1 ZI10R6I4X1N85/9 指标掌子面状态稳定稳定随时间松弛掉块自稳困难需及时支护正面不能自稳、需超前支护较软岩软 岩极软岩土岩体完整状态地质构造影响程度较微较重严重极严重完 整地质结构间距m)1.5 1.50.6 0.60.2 0.20.06 0.06 较完
25、整延伸性极差差中等好极好粗糙度明 显台阶状粗 糙波纹状平整光滑有擦痕平整光滑较破碎张开性mm)密闭0.1 部分张开0.10.5 张开0.51.0 无充填张开 1.0 黏土充填破 碎风化程度未风化微风化弱风化强风化全风化极破碎岩层产状190 35节理产状岩体含水状态渗水量L/min.10m 10 干燥或湿润1025 偶有渗水25125 经常渗水干燥或湿润偶有渗水经常渗水围岩级别简要说明及附图简述:浅灰色薄层状粉砂岩、细砂岩,层理发育,未风化强风化,性硬、脆。节理较发育,但杂乱,延伸长12m,呈闭合 微张状,掌子面见一条破碎带,宽0.51.0m,呈强风化状,角砾成分主要为砂岩,较松散。编录段岩壁较
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