SEISMIC ISOLATION TESTING GUIDELINES
CONTENTS 1 INTRODUCTION GOALS OF PERFORMANCE BASED SEISMIC DESIGN ENHANCED SEISMIC PERFORMANCE THROUGH BASE ISOLATION OBJECTIVES OF RESEARCH ORGANIZATION OF THESIS 2 REVIEW OF SEISMIC ISOLATION THE CONCEPT OF SEISMIC ISOLATION CURRENT STATUS OF SEISMIC ISOLATION EVOLUTION OF CODE PROVISIONS FOR SEISMIC ISOLATED BUILDINGS CATEGORIES OF ISOLATION DEVICES ELASTOMERIC BEARINGS SLIDING BEARINGS SUPPLEMENTAL DAMPERS TO CONTROL ISOLATOR DEFORMATION PREVIOUS RESEARCH ON SEISMIC ISOLATION ELASTOMERIC ISOLATION SYSTEMS SLIDING ISOLATION SYSTEMS BEHAVIOR OF SECONDARY SYSTEMS 3 MULTI-STAGE FRICTION PENDULUM BEARINGS SINGLE-PENDULUM BEARINGS DOUBLE-PENDULUM BEARINGS TRIPLE-PENDULUM BEARINGS STAGES OF LATERAL DISPLACEMENT CONSTRUCTION OF A FORCE-DISPLACEMENT RELATION THE SUITABILITY OF SMALL-DEFORMATION THEORY DEVELOPMENT OF CYCLIC MODEL 4 EXPERIMENTAL PROGRAM DESCRIPTION OF TEST FACILITY EXPERIMENTAL SPECIMEN SUPPORTED MODEL STRUCTURE MODEL FRICTION PENDULUM BEARINGS DATA ACQUISITION AND INSTRUMENTATION HARMONIC CHARACTERIZATION TESTS EARTHQUAKE SIMULATION TESTS SELECTION OF GROUND MOTION RECORDINGS SCALING OF RECORDS FOR SIMULATION SUMMARY OF SHAKE TABLE TEST SEQUENCE 5 EXPERIMENTAL RESULTS CYCLIC CHARACTERIZATION OF ISOLATOR BEHAVIOR DOUBLE PENDULUM BEARINGS TRIPLE PENDULUM BEARING COMPARISON OF OBSERVED BEHAVIOR WITH CYCLIC MODEL OF THE TRIPLE PENDULUM BEARING STAGE I SLIDING STAGE II SLIDING STAGE III SLIDING STAGE IV SLIDING SEISMIC RESPONSE OF ISOLATION SYSTEMS UNIDIRECTIONAL GROUND MOTION EFFECT OF VERTICAL GROUND MOTION OF CYCLIC BEHAVIOR EFFECT OF TRIDIRECTIONAL GROUND MOTION ON CYCLIC BEHAVIOR SEISMIC RESPONSE OF SUPPORTED STRUCTURE SYSTEM IDENTIFICATION OF STEEL SUPERSTRUCTURE INTERSTORY DRIFTS FLOOR ACCELERATIONS CONCLUSIONS 6 ANALYTICAL SIMULATIONS INTRODUCTION THE ROLE OF INTERSTORY DRIFT AND FLOOR ACCELERATION IN SEISMIC PERFORMANCE OF STRUCTURES PARAMETRIC STUDIES OF TWO DEGREE-OF-FREEDOM SYSTEMS EFFECT OF VISCOUS ENERGY DISSIPATION ON SEISMIC PERFORMANCE EFFECT OF HYSTERETIC ENERGY DISSIPATION ON SEISMIC PERFORMANCE EFFECT OF TRIPLE PENDULUM BEARINGS ON SEISMIC PERFORMANCE SEISMIC RESPONSE OF MULTI-STORY ISOLATED STRUCTURES GROUND MOTION SELECTION METHODOLOGY FOR SYSTEM PARAMETER SELECTION PARAMETRIC STUDIES ANALYTICAL RESULTS 7 PERFORMANCE-BASED SEISMIC DESIGN METHODOLOGY FOR BASE ISOLATED STRUCTURES PROBABILISTIC ASSESSMENT OF SEISMIC PERFORMANCE MULTIVARIATE PROBABILITY DENSITY ESTIMATION OF DEMAND PARAMETER DISTRIBUTION COMPUTATION OF FAILURE PROBABILITY APPLICATIONS TO PERFORMANCE BASED EARTHQUAKE ENGINEERING A MULTIPLE-OBJECTIVE SEISMIC PERFORMANCE CLASSIFICATION TREATMENT OF PERFORMANCE OBJECTIVES IN BUILDING CODES ESTABLISHMENT OF LIMIT STATE VECTORS DEFINITION OF SEISMIC PERFORMANCE CLASSIFICATIONS RELIABILITY ANALYSIS OF SEISMIC ISOLATION SYSTEMS PROBABILISTIC SEISMIC HAZARD ANALYSIS PROBABILISTIC SEISMIC DEMAND ANALYSIS RELIABILITY-BASED SEISMIC PERFORMANCE CLASSIFICATION 8 CONCLUSIONS AND RECOMMENDATIONS SUMMARY AND CONCLUSIONS OF RESEARCH PROGRAM MULTI-STAGE FRICTION PENDULUM BEARINGS ANALYTICAL SIMULATIONS PERFORMANCE ASSESSMENT RECOMMENDATIONS FOR FURTHER RESEARCH TRIPLE PENDULUM MODEL REFERENCES