文档介绍：IC联S
P 22
备案号:34965-2012 DB42
湖北省地方标准2
DB42/T 159—2012
代替DB42/ 159—2004
基坑工程技术规程
Technical Specification for Excavation Engineering
2012-12-01 发布 2013-01-01 实施
湖北省住房与城乡建设厅
联合发布
湖北省质量技术监督局
DB42/159—2012
目录
1 总则............................................................................1
2 规范性引用文件....................................................................1
3 术语、符号........................................................................2
术语..........................................................................2
符号..........................................................................4
4 基本规定..........................................................................6
5 岩土工程勘察......................................................................9
一般规定........................................................................9
勘探、取样与现场测试............................................................9
室内试验......................................................................10
勘察成果......................................................................11
6 支护结构设计.....................................................................12
支护结构的类型和适用条件......................................................12
土压力、基坑稳定性及变形计算..................................................13
悬臂式排桩支护结构............................................................20
桩锚支护结构..................................................................21
双排桩支护结构................................................................24
型钢水泥土搅拌墙..............................................................27
地下连续墙....................................................................28
围筒式支护结构................................................................29
内支撑........................................................................30
支护结构与主体结构相结合及逆作法.