基坑工程技术规程(含条文说明)_db159-2012

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1、ICS93.020联合发布P22备案号:34965-2012DB42湖北省地方标准2DB42/T159—2012代替DB42/159—2004基坑工程技术规程TechnicalSpecificationforExcavationEngineering2012-12-01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....................................................................

2、........12规范性引用文件....................................................................13术语、符号........................................................................23.1术语..........................................................................23.2符号..........

3、................................................................44基本规定..........................................................................65岩土工程勘察......................................................................95.1一般规定..............................

4、..........................................95.2勘探、取样与现场测试............................................................95.3室内试验......................................................................105.4勘察成果.........................................................

5、.............116支护结构设计.....................................................................126.1支护结构的类型和适用条件......................................................126.2土压力、基坑稳定性及变形计算..................................................136.3悬臂式排桩支护结构...............

6、.............................................206.4桩锚支护结构..................................................................216.5双排桩支护结构................................................................246.6型钢水泥土搅拌墙.................................................

7、.............276.7地下连续墙....................................................................286.8围筒式支护结构................................................................296.9内支撑........................................................................306.10支护结构与主体

8、结构相结合及逆作法.............................................346.11水泥土挡墙...................................................................376.12土钉支护结构....................................