JGJ 120-2012 Technical specification for retaining and protection of building foundation excavations (Text of Document is in English)

01/10/2012

115P

$600.00 USD

Contents
1 General Provisions
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Fundamental Requirements
3.1 Principles of Design
3.2 Investigation of Excavated Site and Surrounding Area
3.3 Choice of Structural Types
3.4 Horizontal Load
4 Retaining Structure
4.1 Structural Analysis
4.2 Stability Analysis
4.3 Design of Soldier Pile Wall
4.4 Construction and Test of Soldier Pile Wall
4.5 Design of Diaphragm Wall
4.6 Construction and Testing of Diaphragm Wall
4.7 Design of Anchor
4.8 Construction and Test of Anchor
4.9 Design of Strut
4.10 Construction and Testing of Strut
4.11 Excavations Supported by Permanent Structure and Top-Down Method
4.12 Design of Double-Row-Piles Wall
5 Soil Nailing Wall
5.1 Stability Analysis
5.2 Bearing Capacity Calculation of Soil Nail
5.3 Structural Details of Gravity Cement-Soil Wall
5.4 Construction and Testing of Soil Sailing Wall
6 Gravity Cement-Soil Wall
6.1 Stability Analysis and Bearing Capacity
6.2 Structural Details of Gravity Cement-Soil Wall
6.3 Construction and Test
7 Groundwater Control
7.1 General Requirements
7.2 Cut-Off Drains
7.3 Dewatering
7.4 Open Pumping
7.5 Calculation of Ground Settlement due to Dewatering
8 Excavation and Monitoring
8.1 Excavation
8.2 Monitoring
Appendix A Flexural Capacity Calculation of R.C. Pile
Appendix B Kernel of Anchor Pull Out Test
Appendix C Seepage Stability Analysis
Appendix D The Key Points of Soil Nail Pulling Test
Appendix E Inflow Water Volume of Excavation
Explanation of Wording in This Code
List of Quoted Standards