Introduction to English Version

Foreword

1 GeneralProvisions

2 Terms

3 Layout and Dam Type Selection

3.1 Dam Axis

3.2 Water Release and Diversion Structures

3.3 Selection of Dam Type

4 Selection of Fill Materials and Compaction Requirem ents

4.1 Selection of Fill Materials

4.2 Compaction Requirements

5 Dam Structure

5.1 Zoning

5.2 Dam Slopes

5.3 Freeboard

5.4 Crest

5.5 Impervious Zones

5.6 Filters and Transition Zones

5.7 Dam Drainage

5.8 Slope Protection

5.9 Surface Drainage

6 Foundation Treatment

6. 1 General Requirements

6.2 Seepage Control for Sand and Gravel Foundations

6.3 Treatment of Rock Foundations

6.4 Treatment of Liquefiable Soil Soft Clay and Collapsible Loess

Foundations

7 Connections of Dam Body with Foundation Abutment Slopes and Other Structures

7.1 Connections of Dam Body with Foundation and Abutment Slopes

7.2 Connections of Dam Body with Other Structures

8 Calculation and Analysis

8.1 Seepage Calculation

8.2 Seepage Stability Calculation

8.3 Stability Calculation

8.4 Calculation of Stress and Deformation

9 Stage Construction and Dam Raising

9.1 Stage Construction

9.2 Dam Raising

10 Safety Monitoring Design

Annex A Wave and Slope Protection Calculation

A. 1 Wave Calculation

A.2 Slope Protection Calculation

Annex B Filter Design

Annex C Estimate of Pore Pressure in Dams

AnnexD Stability Analysis

D.1 Determination of Shear Strength

D.2 Stability Calculation

Annex E Settlement Calculation

E.1 General Considerations

E.2 Vertical Stress Calculation

E.3 Settlement Calculation

Explanation of Wording2100433B