Chance Technical Design Manual

TABLE OF CONTENTS

APPENDIX A: CORROSION - AN OVERVIEW Introduction.......................................................................................................................................................A-2 Corrosion Theory.............................................................................................................................................A-2 Soil Environments............................................................................................................................................A-3 Predicting Corrosion Loss............................................................................................................................A-5 Corrosion Loss Rates.....................................................................................................................................A-6 Field Measurement of Soil Resistivity...................................................................................................... A-7 Corrosion Control Techniques....................................................................................................................A-8 Design Examples............................................................................................................................................A-13 APPENDIX B: LOAD TESTS Static Load Tests (Tiebacks)....................................................................................................................... B-2 Static Axial Load Tests (Compression/Tension)..................................................................................B-4 Static Load Tests (Lateral)...........................................................................................................................B-6 Acceptance Criteria........................................................................................................................................B-8 APPENDIX C: HELICAL PILES & ANCHORS - A BASIC GUIDELINE FOR DESIGNERS I. Introduction.................................................................................................................................................... C-2 II. Helical Pile Capacity.................................................................................................................................. C-2 III. Design Process........................................................................................................................................... C-2 A. Data Gathering.................................................................................................................................. C-3 B. Feasibility............................................................................................................................................. C-3 C. P1, P2, P3 & P4.................................................................................................................................... C-3 IV. P4 - Geotechnical Capacity................................................................................................................... C-3 V. P1, P2 And P3 - Structural Strength.....................................................................................................C-6 VI. Summary......................................................................................................................................................C-11 VII. Reliability.....................................................................................................................................................C-11 VIII. Other Topics Related To Design.......................................................................................................C-11 IX. How To Specify Helical Piles................................................................................................................C-13 X. Construction Documents.......................................................................................................................C-13 APPENDIX D: FORMS Preliminary Design Request Form............................................................................................................D-2 Chance® Helical Pile/Anchor Axial Test Form.......................................................................................D-3 Atlas Resistance® Piers Installation Log..................................................................................................D-4 Chance® Helical Pile/Anchor Installation Log.......................................................................................D-5 Chance Helical Pulldown® Micropile Installation Log.........................................................................D-6 Atlas Resistance® Piers - Project Summary Log.................................................................................. D-7 Pole Load Determination Data Sheet......................................................................................................D-8 Site Inspection Form......................................................................................................................................D-9

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