Introduction - Keystone

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INTRODUCTION Table of Contents TABLE OF CONTENTS Introduction ......................................................................................................................................... iv Design Manual & KeyWall Operating Guide ..................................................................................... v Geotechnical Responsibility ............................................................................................................. vi References ..........................................................................................................................................vii PART ONE Keystone Retaining Wall Units Keystone Retaining Wall Units .......................................................................................................................................... 1.1 Keystone Materials ................................................................................................................................................................ 1.2 Standard Unit ........................................................................................................................................................................ 1.2 Compac Unit .......................................................................................................................................................................... 1.3 Keystone Century Wall Units ............................................................................................................................................. 1.3 133Elite Unit .......................................................................................................................................................................... 1.4 Unit Shear Resistance ........................................................................................................................................................... 1.4 Base Shear Resistance ........................................................................................................................................................... 1.4 Inter-Unit Shear Resistance ................................................................................................................................................. 1.5 Shear Data & Analysis .......................................................................................................................................................... 1.5 Typical Shear Resistance Between Units ........................................................................................................................... 1.6 PART TWO Geosynthetic Soil Reinforcement Geosynthetic Soil Reinforcement ........................................................................................................................................ 2.1 Design Strength ..................................................................................................................................................................... 2.2 Reduction Factors ................................................................................................................................................................. 2.3 Connection Strength .......................................................................................................................................................2.4-2.5 Geosynthetic Soil Interaction Coefficient ......................................................................................................................2.5-2.6 Geogrid Manufacturers’ Data ............................................................................................................................................. 2.6 PART THREE Retaining Wall Design Theory Retaining Wall Design Theory ........................................................................................................................................... 3.1 Important Technical Definitions ........................................................................................................................................ 3.2 Lateral Earth Pressure Theories ......................................................................................................................................... 3.3 Coulomb Earth Pressure Theory ........................................................................................................................................ 3.4 Coulomb Earth Pressure Equation ..............................................................................................................................3.4-3.5 Coulomb Failure Plane Location ........................................................................................................................................ 3.6 Rankine Earth Pressure Theory ......................................................................................................................................... 3.6 Rankine Earth Pressure Equations ..............................................................................................................................3.6-3.7 Rankine Failure Plane Location ......................................................................................................................................... 3.7 Trial Wedge Analysis ........................................................................................................................................................... 3.8 Bearing Capacity ................................................................................................................................................................... 3.9 Applied Bearing Pressure .................................................................................................................................................... 3.9 Calculated Bearing Capacity ............................................................................................................................................. 3.10 Bearing Capacity Factors ...........................................................................................................................................3.10-3.11 Settlement ............................................................................................................................................................................. 3.11 Global Stability .................................................................................................................................................................... 3.12 Seismic Analysis .................................................................................................................................................................. 3.13 i
DESIGN MANUAL & KEYWALL OPERATING GUIDE TABLE OF CONTENTS PART FOUR The Design Process Introduction ..........................................................................................................................................................4.1 Design Methodology ...............................................................................................................................................................4.2 Unit Selection...........................................................................................................................................................................4.2 Wall Batter ...............................................................................................................................................................................4.3 Hinge Height ...........................................................................................................................................................................4.3 Wall Geometry ........................................................................................................................................................................4.4 Wall Embedment ....................................................................................................................................................................4.4 Sloping Toe ..............................................................................................................................................................................4.5 Soil Properties ................................................................................................................................................................... 4.5-4.6 Surcharge ..................................................................................................................................................................................4.6 Reinforcement Type & Properties ........................................................................................................................................4.7 Soil Reinforcement Length ....................................................................................................................................................4.7 External Stability Analysis .....................................................................................................................................................4.8 Battered Wall Design Options ..............................................................................................................................................4.9 AASHTO LRFD ........................................................................................................................................................... 4.9-4.10 Sliding Analysis .....................................................................................................................................................................4.11 Coulomb - NCMA Sliding ..................................................................................................................................................4.12 Rankine - AASHTO Sliding ..............................................................................................................................................4.12 Overturning Analysis ...........................................................................................................................................................4.13 Coulomb - NCMA Overturning ........................................................................................................................................4.14 Rankine - AASHTO Overturning .....................................................................................................................................4.14 Overturning ...........................................................................................................................................................................4.14 Bearing Capacity ...................................................................................................................................................................4.14 Ultimate Bearing Capacity ..................................................................................................................................................4.15 Internal Stability ....................................................................................................................................................................4.15 Tensile Capacity ....................................................................................................................................................................4.16 Tension Level Calculation ...................................................................................................................................................4.17 AASHTO Internal Tension ................................................................................................................................................4.18 Connection Capacity .............................................................................................................................................................4.18 Pullout Capacity ........................................................................................................................................................... 4.19-4.20 Stability of Facing .................................................................................................................................................................4.20 PART FIVE KeyWall Operating Instructions Installation & User’s Guide ....................................................................................................................................................5.1 Installation ...............................................................................................................................................................................5.2 Registration ..............................................................................................................................................................................5.3 Keywall Installation & Setup .................................................................................................................................................5.4 Launching the Keywall Program .........................................................................................................................................5.5 Keywall Windows Interface ..................................................................................................................................................5.6 Keywall Interface Options .............................................................................................................................................. 5.7-5.8 Keywall Registration Details .................................................................................................................................................5.8 General Input.................................................................................................................................................................. 5.9-5.10 ii
Page 1 and 2: Retaining Excellence R e t a i n i
Page 3: Keystone ® DESIGN MANUAL & KEYWALL
Page 7 and 8: SITE APPLICATION: Corporate Develop
Page 9 and 10: INTRODUCTION Design Manual & Operat
Page 11: INTRODUCTION References REFERENCES

Introduction - Keystone

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