CONTENTS 



Page 



PREFACE 1 



CONVERSION FACTORS, NON-SI TO SI (METRIC) UNITS OF MEASUREMENT 3 



PART I : INTRODUCTION 4 



Background 5 



Testing Ob j ectives 6 



Scope of Work 6 



PART II: EXPERIMENTAL PROCEDURES 7 



Settling Tests 7 



Chemical Clarification Tests 11 



PART III: DATA ANALYSIS AND RESULTS 13 



Compression Settling Tests 13 



Zone Settling Tests 14 



Flocculent Settling Tests 16 



Evaluation of Polymers for Chemical Clarification 24 



PART IV: APPLICATION OF RESULTS TO CONCEPTUAL DESIGN OF A TYPICAL 



CONFINED DISPOSAL FACILITY 27 



Sediment Characteristics 27 



Typical Project Conditions 27 



Design for Initial Storage 29 



Predicted Effluent Suspended Solids Concentrations 29 



Design of Typical Chemical Clarification Components 30 



PART V: CONCLUSIONS 41 



REFERENCES 42 



TABLES 1-20 



APPENDIX A: POLYMER MAKEDOWN PROCEDURES Al 



