{"id":26405,"date":"2024-10-17T02:30:47","date_gmt":"2024-10-17T02:30:47","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/fema-440-05-2005\/"},"modified":"2024-10-24T13:46:12","modified_gmt":"2024-10-24T13:46:12","slug":"fema-440-05-2005","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/fema\/fema-440-05-2005\/","title":{"rendered":"FEMA 440 05 2005"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
3<\/td>\n | Title Page <\/td>\n<\/tr>\n | ||||||
5<\/td>\n | Forward <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | Preface <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | Executive Summary 1. Overview of Inelastic Seismic Analysis Procedures 2. Evaluation of Current Nonlinear Static Procedures 3. Strength Degradation <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 4. Improved Procedures for Displacement Modification 5. Improved Procedures for Equivalent Linearization 6. Evaluation and Comparison of Improved Nonlinear Static Procedures 7. Soil-Structure Interaction Effects <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 8. Multiple-Degree-of Freedom Effects 9. Important Future Developments 10. Application Example <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 1. Introduction 1-1 2. Overview of Inelastic Seismic Analysis Procedures 2-1 3. Evaluation of Current Nonlinear Static Procedures 3-1 Table of Contents <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 4. Strength Degradation 4-1 5. Improved Procedures for Displacement Modification 5-1 6. Improved Procedures for Equivalent Linearization 6-1 7. Evaluation and Comparison of Improved Nonlinear Static Procedures 7-1 8. Procedures for Including Soil-Structure Interaction Effects 8-1 9. Multiple-Degree-of-Freedom Effects 9-1 <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 10. Summary and Application Example 10-1 <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | List of Figures <\/td>\n<\/tr>\n | ||||||
27<\/td>\n | List of Tables <\/td>\n<\/tr>\n | ||||||
29<\/td>\n | 1. Introduction 1.1 Background 1.2 Project Purpose and Scope <\/td>\n<\/tr>\n | ||||||
30<\/td>\n | 1.3 Report Scope, Organization and Contents <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 2. Overview of Inelastic Seismic Analysis Procedures 2.1 Structural Modeling <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | 2.2 Characterization of Seismic Ground Motion <\/td>\n<\/tr>\n | ||||||
37<\/td>\n | 2.3 Options for Inelastic Analysis <\/td>\n<\/tr>\n | ||||||
40<\/td>\n | 2.4 Current Nonlinear Static Procedures <\/td>\n<\/tr>\n | ||||||
41<\/td>\n | 2.4.1 The Coefficient Method of Displacement Modification from FEMA 356 <\/td>\n<\/tr>\n | ||||||
42<\/td>\n | 2.4.2 Capacity-Spectrum Method of Equivalent Linearization in ATC-40 <\/td>\n<\/tr>\n | ||||||
45<\/td>\n | 3. Evaluation of Current Nonlinear Static Procedures 3.1 Introduction 3.2 Evaluation Procedures 3.2.1 Hysteretic Characteristics <\/td>\n<\/tr>\n | ||||||
47<\/td>\n | 3.2.2 Earthquake Ground Motions <\/td>\n<\/tr>\n | ||||||
48<\/td>\n | 3.2.3 Error Measures and Statistical Study <\/td>\n<\/tr>\n | ||||||
49<\/td>\n | 3.3 Evaluation of Capacity-Spectrum Method of ATC-40 3.3.1 Summary of the Approximate Method <\/td>\n<\/tr>\n | ||||||
51<\/td>\n | 3.3.2 Iteration Procedures <\/td>\n<\/tr>\n | ||||||
52<\/td>\n | 3.3.3 Evaluation Using Ground Motion Records <\/td>\n<\/tr>\n | ||||||
53<\/td>\n | 3.4 Evaluation of Coefficient Method (FEMA 356) 3.4.1 Summary of the Approximate Method <\/td>\n<\/tr>\n | ||||||
54<\/td>\n | 3.4.2 Maximum Displacement Ratio (Coefficient C1) <\/td>\n<\/tr>\n | ||||||
59<\/td>\n | 3.4.3 Degrading System Response (Coefficient C2) <\/td>\n<\/tr>\n | ||||||
61<\/td>\n | 3.4.4 P-D Effects (Coefficient C3) <\/td>\n<\/tr>\n | ||||||
63<\/td>\n | 3.5 Nonlinear Elastic Behavior <\/td>\n<\/tr>\n | ||||||
65<\/td>\n | 4. Strength Degradation 4.1 Types of Strength Degradation 4.2 Strength Degradation and SDOF Performance <\/td>\n<\/tr>\n | ||||||
66<\/td>\n | 4.3 Global Force-Deformation Behavior with Strength Degradation <\/td>\n<\/tr>\n | ||||||
67<\/td>\n | 4.4 Limitation on Strength for In-Cycle Strength Degradation Including P-D Effects <\/td>\n<\/tr>\n | ||||||
69<\/td>\n | 5. Improved Procedures for Displacement Modification 5.1 Introduction 5.2 Maximum Displacement Ratio (Coefficient C1) 5.2.1 Simplified Expression <\/td>\n<\/tr>\n | ||||||
70<\/td>\n | 5.2.2 Limits on Maximum Displacements for Short Periods <\/td>\n<\/tr>\n | ||||||
71<\/td>\n | 5.3 Adjustment for Cyclic Degradation (Coefficient C2) <\/td>\n<\/tr>\n | ||||||
72<\/td>\n | 5.4 Limitation on Strength to Avoid Dynamic Instability for Nonlinear Static Procedures <\/td>\n<\/tr>\n | ||||||
73<\/td>\n | 6. Improved Procedures for Equivalent Linearization 6.1 Introduction <\/td>\n<\/tr>\n | ||||||
74<\/td>\n | 6.2 Basic Equivalent Linearization Parameters 6.2.1 Effective Damping <\/td>\n<\/tr>\n | ||||||
76<\/td>\n | 6.2.2 Effective Period <\/td>\n<\/tr>\n | ||||||
77<\/td>\n | 6.2.3 MADRS for Use with Secant Period 6.3 Spectral Reduction for Effective Damping <\/td>\n<\/tr>\n | ||||||
78<\/td>\n | 6.4 Solution Procedures <\/td>\n<\/tr>\n | ||||||
81<\/td>\n | 6.5 Approximate Solution Procedure <\/td>\n<\/tr>\n | ||||||
82<\/td>\n | 6.6 Iterative Strategy 6.7 Limitation on Strength to Avoid Dynamic Instability for Nonlinear Static Procedures <\/td>\n<\/tr>\n | ||||||
83<\/td>\n | 7. Evaluation and Comparison of Improved Nonlinear Static Procedures 7.1 Introduction 7.2 Summary of Evaluation Procedures 7.2.1 NEHRP Design Response Spectrum 7.2.2 Ground Motions and Ground-Motion Scaling <\/td>\n<\/tr>\n | ||||||
85<\/td>\n | 7.2.3 Characteristics of Oscillators 7.2.4 Nonlinear Static Procedure Estimates Using Smoothed or Average Spectra <\/td>\n<\/tr>\n | ||||||
87<\/td>\n | 7.2.5 Response-History Analyses 7.3 Results of the Study <\/td>\n<\/tr>\n | ||||||
92<\/td>\n | 7.4 Summary of Implications of the Results of the Study <\/td>\n<\/tr>\n | ||||||
93<\/td>\n | 8. Procedures for Including Soil-Structure Interaction Effects 8.1 Introduction <\/td>\n<\/tr>\n | ||||||
95<\/td>\n | 8.2 Procedures for Kinematic Effects <\/td>\n<\/tr>\n | ||||||
96<\/td>\n | 8.3 Procedures for Foundation Damping <\/td>\n<\/tr>\n | ||||||
101<\/td>\n | 9. Multiple-Degree-of-Freedom Effects 9.1 Introduction 9.2 Review of Current Simplified Procedures 9.2.1 Single-Mode Load Vectors <\/td>\n<\/tr>\n | ||||||
102<\/td>\n | 9.2.2 Multi-Mode Pushover Procedures 9.2.3 Summary of Current Provisions <\/td>\n<\/tr>\n | ||||||
103<\/td>\n | 9.3 Summary of Illustrative Examples 9.3.1 Load Vectors <\/td>\n<\/tr>\n | ||||||
104<\/td>\n | 9.3.2 Equivalent SDOF Estimates of Global Displacement <\/td>\n<\/tr>\n | ||||||
106<\/td>\n | 9.4 Practical Implications <\/td>\n<\/tr>\n | ||||||
107<\/td>\n | 9.4.1 Single Load Vectors <\/td>\n<\/tr>\n | ||||||
110<\/td>\n | 9.4.2 Multi-Mode Pushover Analysis <\/td>\n<\/tr>\n | ||||||
111<\/td>\n | 9.4.3 Roof Displacement Estimation 9.4.4 Limitation of Simplified Procedures <\/td>\n<\/tr>\n | ||||||
112<\/td>\n | 9.5 Potential Future Improvements 9.5.1 Incremental Response-Spectrum Analysis 9.5.2 Nonlinear Dynamic Procedure Using Scaled Response Histories <\/td>\n<\/tr>\n | ||||||
115<\/td>\n | 10. Summary and Application Example 10.1 Overview of Inelastic Seismic Analysis Procedures 10.2 Evaluation of Current Nonlinear Static Procedures 10.2.1 Key Observations: ATC-40 Version of Capacity-Spectrum Method Longer-period response. <\/td>\n<\/tr>\n | ||||||
116<\/td>\n | Shorter-period response Degrading stiffness and strength Limitations on damping and spectral reduction factors 10.2.2 Key Observations: FEMA 356 and the Coefficient Method Transition period for the equal-displacement approximation Ratio of inelastic to elastic deformation, coefficient C1 Degradation of stiffness and strength (Coefficients C2 and C3) <\/td>\n<\/tr>\n | ||||||
117<\/td>\n | 10.3 Strength Degradation 10.4 Improved Procedures for Displacement Modification 10.4.1 Summary of Findings Pertaining to Coefficient C1 <\/td>\n<\/tr>\n | ||||||
118<\/td>\n | 10.4.2 Summary of Findings Pertaining to Coefficient C2 10.4.3 Summary of Findings Pertaining to Coefficient C3 <\/td>\n<\/tr>\n | ||||||
119<\/td>\n | 10.5 Improved Procedures for Equivalent Linearization 10.6 Evaluation and Comparison of Improved Nonlinear Static Procedures <\/td>\n<\/tr>\n | ||||||
120<\/td>\n | 10.7 Soil-Structure Interaction Effects 10.8 Multiple-Degree-of Freedom Effects <\/td>\n<\/tr>\n | ||||||
122<\/td>\n | 10.9 Uncertainty and Reliability <\/td>\n<\/tr>\n | ||||||
124<\/td>\n | 10.10 Important Future Developments 10.10.1 Nonlinear Modeling for Cyclic and In- Cycle Degradation of Strength and Stiffness <\/td>\n<\/tr>\n | ||||||
125<\/td>\n | 10.10.2 Soil and Foundation Structure Interaction 10.10.3 Nonlinear Multi-Degree of Freedom Simplified Modeling <\/td>\n<\/tr>\n | ||||||
126<\/td>\n | 10.11 Application Example 10.11.1 Example Building Description 10.11.2 Basic Ground Motion 10.11.3 Kinematic Soil-structure Interaction <\/td>\n<\/tr>\n | ||||||
128<\/td>\n | 10.11.4 Fixed-Base Model 10.11.5 Flexible-Base Model 10.11.6 Foundation Damping <\/td>\n<\/tr>\n | ||||||
129<\/td>\n | 10.11.7 Force-Displacement Relationships (Pushover Curves) 10.11.8 Check on Minimum Strength for Strength Degrading Model 10.11.9 Target Displacement for Displacement Modification <\/td>\n<\/tr>\n | ||||||
130<\/td>\n | 10.11.10 Calculation of the Performance Point Using Equivalent Linearization 10.11.11 Check on Assumed Ductility <\/td>\n<\/tr>\n | ||||||
143<\/td>\n | References and Bibliography <\/td>\n<\/tr>\n | ||||||
151<\/td>\n | Project Participants <\/td>\n<\/tr>\n | ||||||
155<\/td>\n | A. Summary of Research on Inelastic Analysis Procedures A.1 Introduction <\/td>\n<\/tr>\n | ||||||
156<\/td>\n | A.2 Classification of Analysis Methods <\/td>\n<\/tr>\n | ||||||
157<\/td>\n | A.3 Nonlinear Static Procedures A.3.1 Overview of Current Procedures A.3.1.1 Capacity-Spectrum Method <\/td>\n<\/tr>\n | ||||||
158<\/td>\n | A.3.1.2 Displacement Coefficient Method <\/td>\n<\/tr>\n | ||||||
159<\/td>\n | A.3.1.3 Drift-Based Approaches A.3.1.4 Direct Displacement-Based Design <\/td>\n<\/tr>\n | ||||||
160<\/td>\n | A.3.2 Fundamental Bases and Relationships A.3.2.1 Equivalent Linearization <\/td>\n<\/tr>\n | ||||||
161<\/td>\n | A.3.2.2 Displacement Modification <\/td>\n<\/tr>\n | ||||||
162<\/td>\n | A.3.2.3 Choosing Between Equivalent Linearization and Displacement Modification A.3.3 Near-Field Effects on SDOF Systems <\/td>\n<\/tr>\n | ||||||
163<\/td>\n | A.3.4 Equivalent SDOF Systems A.3.5 Behavior Mode Effects A.3.6 MDOF and Inelastic Mechanism Effects <\/td>\n<\/tr>\n | ||||||
165<\/td>\n | A.3.7 Pushover Analysis <\/td>\n<\/tr>\n | ||||||
166<\/td>\n | A.4 Nonlinear Dynamic Procedures A.4.1 Simplified Models A.4.2 Incremental Dynamic Analysis <\/td>\n<\/tr>\n | ||||||
167<\/td>\n | A.5 Modeling Limitations <\/td>\n<\/tr>\n | ||||||
168<\/td>\n | A.6 Demand Characterization A.7 Applicability for Performance-Based Earthquake Engineering and Design A.7.1 Role for Inelastic Procedures <\/td>\n<\/tr>\n | ||||||
169<\/td>\n | A.7.2 Design Formats <\/td>\n<\/tr>\n | ||||||
170<\/td>\n | A.7.3 Quantities to be Determined and Measures of Performance A.7.4 Statistical Measures and Treatment of Uncertainty A.8 References and Bibliography <\/td>\n<\/tr>\n | ||||||
175<\/td>\n | B. Summary of Practice using Inelastic Analysis Procedures B.1 Introduction B.2 Typical Buildings and Structural Systems B.3 Inelastic Analysis Procedures <\/td>\n<\/tr>\n | ||||||
176<\/td>\n | B.4 Software <\/td>\n<\/tr>\n | ||||||
177<\/td>\n | B.5 Implementation Issues <\/td>\n<\/tr>\n | ||||||
178<\/td>\n | B.6 Use of Limitations on Coefficient C1 in FEMA 356 B.7 Practical Guidance and Education <\/td>\n<\/tr>\n | ||||||
181<\/td>\n | C. Supplemental Data on the Evaluation of Current Procedures C.1 Ground Motions <\/td>\n<\/tr>\n | ||||||
186<\/td>\n | C.2 Response History Results C.2.1 Effect of Site Class on C1 of SDOF Systems with Elastoplastic Perfectly Plastic (EPP) Hysteretic Behavior <\/td>\n<\/tr>\n | ||||||
187<\/td>\n | C.2.2 Effect of Site Class on C1 of SDOF Systems with Stiffness Degrading (SD) Hysteretic Behavior <\/td>\n<\/tr>\n | ||||||
188<\/td>\n | C.2.3 Effect of Site Class on C1 of SDOF Systems with Strength and Stiffness Degrading (SSD) Hysteretic Behavior <\/td>\n<\/tr>\n | ||||||
189<\/td>\n | C.2.4 Effect of Site Class on C1 of SDOF Systems with Nonlinear Elastic Hysteretic Behavior <\/td>\n<\/tr>\n | ||||||
190<\/td>\n | C.2.5 Evaluation of Coefficient C2 for Site Class B <\/td>\n<\/tr>\n | ||||||
191<\/td>\n | C.2.6 Evaluation of Coefficient C2 for Site Class C <\/td>\n<\/tr>\n | ||||||
192<\/td>\n | C.2.7 Evaluation of Coefficient C2 for Site Class D <\/td>\n<\/tr>\n | ||||||
193<\/td>\n | C.2.8 Evaluation of Coefficient C2 for Site Class E <\/td>\n<\/tr>\n | ||||||
194<\/td>\n | C.2.9 Evaluation of Coefficient C2 for Near Fault Set <\/td>\n<\/tr>\n | ||||||
195<\/td>\n | C.2.10 Effect of Site Class on Coefficient C2 (Stiffness Degrading Hysteretic Behavior) <\/td>\n<\/tr>\n | ||||||
196<\/td>\n | C.2.11 Effect of Site Class on Coefficient C2 (Strength-Stiffness Degrading Hysteretic Behavior) <\/td>\n<\/tr>\n | ||||||
197<\/td>\n | C.2.12 Effect of Site Class on Coefficient C2 (Nonlinear Elastic Hysteretic Behavior) <\/td>\n<\/tr>\n | ||||||
198<\/td>\n | C.2.13 Effect of Hysteretic Behavior on C1 of SDOF Systems (Site Class B) <\/td>\n<\/tr>\n | ||||||
199<\/td>\n | C.2.14 Effect of Hysteretic Behavior on C1 of SDOF Systems (Site Class C) <\/td>\n<\/tr>\n | ||||||
200<\/td>\n | C.2.15 Effect of Hysteretic Behavior on C1 of SDOF Systems (Site Class D) <\/td>\n<\/tr>\n | ||||||
201<\/td>\n | C.2.16 Effect of Hysteretic Behavior on C1 of SDOF Systems (Site Class E) <\/td>\n<\/tr>\n | ||||||
202<\/td>\n | C.2.17 Effect of Hysteretic Behavior on C1 of SDOF Systems (Near Fault Set) <\/td>\n<\/tr>\n | ||||||
203<\/td>\n | C.3 Evaluation of ATC-40 Version of Capacity Spectrum Method: Summary Results C.3.1 Comparisons for Site Class B: <\/td>\n<\/tr>\n | ||||||
204<\/td>\n | C.3.2 Comparisons for Site Class C: <\/td>\n<\/tr>\n | ||||||
205<\/td>\n | C.3.3 Comparisons for Site Class D: <\/td>\n<\/tr>\n | ||||||
206<\/td>\n | C.3.4 Comparisons for Site Class E: <\/td>\n<\/tr>\n | ||||||
207<\/td>\n | C.3.5 Comparisons for Near-Fault Ground Motions: <\/td>\n<\/tr>\n | ||||||
208<\/td>\n | C.4 Evaluation of the Coefficient Method of FEMA 356: Summary Results C.4.1 FEMA 356 Nonlinear Static Procedure (NSP) C1 Values for Different Ts Values: <\/td>\n<\/tr>\n | ||||||
210<\/td>\n | C.4.2 FEMA 356 NSP C2 Values for Different Ts Values: <\/td>\n<\/tr>\n | ||||||
211<\/td>\n | C.4.3 Mean Error of FEMA 356 NSP (Mean of Approximate to Exact Maximum Inelastic Displacements): C.4.3.1 Comparison with Elastic Perfectly Plastic Hysteretic Behavior: <\/td>\n<\/tr>\n | ||||||
213<\/td>\n | C.4.3.2 Comparison with Stiffness Degrading Hysteretic Behavior: <\/td>\n<\/tr>\n | ||||||
215<\/td>\n | C.4.3.3 Comparison with Stiffness and Strength Degrading Hysteretic Behavior: <\/td>\n<\/tr>\n | ||||||
217<\/td>\n | C.4.4 Dispersion of the Error in FEMA 356 NSP (Standard Deviation of Approximate to Exact Maximum Inelastic Displacements): C.4.4.1 Comparison with Elastic Perfectly Plastic Hysteretic Behavior: <\/td>\n<\/tr>\n | ||||||
219<\/td>\n | C.4.4.2 Comparison with Stiffness Degrading Hysteretic Behavior: <\/td>\n<\/tr>\n | ||||||
221<\/td>\n | C.4.4.3 Comparison with Stiffness and Strength Degrading Hysteretic Behavior: <\/td>\n<\/tr>\n | ||||||
223<\/td>\n | D. Supplementary Information and Data on Equivalent Linearization D.1 Introduction D.2 Capacity-Spectrum Method D.2.1 Structural Capacity: Inelastic Pushover <\/td>\n<\/tr>\n | ||||||
224<\/td>\n | D.2.2 Seismic Demand: Response Spectra D.3 Theoretical Basis for Equivalent Linearization <\/td>\n<\/tr>\n | ||||||
227<\/td>\n | D.4 Starting Point For Optimization <\/td>\n<\/tr>\n | ||||||
228<\/td>\n | D.5 Alternative Statistical Analysis <\/td>\n<\/tr>\n | ||||||
229<\/td>\n | D.5.1 Error Measure <\/td>\n<\/tr>\n | ||||||
230<\/td>\n | D.5.2 Optimization Criterion <\/td>\n<\/tr>\n | ||||||
231<\/td>\n | D.6 Effective Linear Parameters <\/td>\n<\/tr>\n | ||||||
233<\/td>\n | D.7 Performance Point Errors D.8 References <\/td>\n<\/tr>\n | ||||||
237<\/td>\n | E. Supplementary Information and Data on Soil- Structure Interaction Effects E.1 Introduction E.2 Kinematic interaction E.2.1 Shallow Foundations at the Ground Surface <\/td>\n<\/tr>\n | ||||||
239<\/td>\n | E.2.2 Embedded Shallow Foundations <\/td>\n<\/tr>\n | ||||||
240<\/td>\n | E.2.3 Application of Transfer Functions to Calculation of Foundation Motions <\/td>\n<\/tr>\n | ||||||
242<\/td>\n | E.2.4 Simplified Procedure for Design <\/td>\n<\/tr>\n | ||||||
244<\/td>\n | E.3 Foundation Damping <\/td>\n<\/tr>\n | ||||||
245<\/td>\n | E.3.1 Analysis of Impedance Functions E.3.1.1 Basic Case <\/td>\n<\/tr>\n | ||||||
246<\/td>\n | E.3.1.2 Nonuniform Soil Profiles <\/td>\n<\/tr>\n | ||||||
248<\/td>\n | E.3.1.3 Embedded Foundations E.3.1.4 Foundation Shape <\/td>\n<\/tr>\n | ||||||
249<\/td>\n | E.3.1.5 Foundation Flexibility <\/td>\n<\/tr>\n | ||||||
251<\/td>\n | E.3.2 Analysis of System Damping Ratios <\/td>\n<\/tr>\n | ||||||
256<\/td>\n | E.3.3 Simplified Procedure for Design <\/td>\n<\/tr>\n | ||||||
257<\/td>\n | E.4 References <\/td>\n<\/tr>\n | ||||||
261<\/td>\n | F. Supplementary Information and Data on Multi- Degree-of-Freedom Effects F.1 Introduction F.1.1 Objectives F.1.2 Scope F.2 Example Buildings and Demand Parameters <\/td>\n<\/tr>\n | ||||||
262<\/td>\n | F.2.1 Prototype Buildings F.2.1.1 Regular 3-Story Frame F.2.1.2 Regular 9-Story Frame <\/td>\n<\/tr>\n | ||||||
263<\/td>\n | F.2.1.3 3-Story Weak Story Frame F.2.1.4 9-Story Weak Story Frame F.2.1.5 8-Story Shear Wall <\/td>\n<\/tr>\n | ||||||
264<\/td>\n | F.2.2 Modeling <\/td>\n<\/tr>\n | ||||||
266<\/td>\n | F.2.2.1 Dynamic Characteristics of Models <\/td>\n<\/tr>\n | ||||||
268<\/td>\n | F.2.2.2 Model Verification F.2.3 Ground Motions and Demand Intensities <\/td>\n<\/tr>\n | ||||||
272<\/td>\n | F.2.3.1 Ordinary (Site Class C) Motions F.2.3.2 Near-Field Motions F.2.3.3 Drift Levels F.2.3.4 Ground Motion Scaling F.2.4 Extensions to Address P-Delta <\/td>\n<\/tr>\n | ||||||
273<\/td>\n | F.3 Simplified Techniques F.3.1 Single Load Vectors F.3.1.1 First Mode <\/td>\n<\/tr>\n | ||||||
274<\/td>\n | F.3.1.2 Inverted Triangular F.3.1.3 Rectangular F.3.1.4 Code Force Distribution <\/td>\n<\/tr>\n | ||||||
276<\/td>\n | F.3.1.5 Adaptive First Mode F.3.1.6 SRSS <\/td>\n<\/tr>\n | ||||||
277<\/td>\n | F.3.2 Multiple Mode Pushover Analysis <\/td>\n<\/tr>\n | ||||||
279<\/td>\n | F.4 Accuracy of Estimates Made Using Simplified Procedures F.4.1 Error Measurement <\/td>\n<\/tr>\n | ||||||
280<\/td>\n | F.4.2 Results for Ordinary Ground Motions F.4.2.1 Floor Displacements F.4.2.2 Interstory Drift Ratios <\/td>\n<\/tr>\n | ||||||
281<\/td>\n | F.4.2.3 Story Shears F.4.2.4 Overturning Moments <\/td>\n<\/tr>\n | ||||||
282<\/td>\n | F.4.3 Results for Near Field Motions F.5 Equivalent SDOF Estimates of Peak Roof Displacement Response <\/td>\n<\/tr>\n | ||||||
283<\/td>\n | F.5.1 Analysis Details <\/td>\n<\/tr>\n | ||||||
284<\/td>\n | F.5.2 Analysis Results F.6 Scaled NDP Analysis Method F.6.1 Background F.6.2 Elaboration of Step 3 and Examples <\/td>\n<\/tr>\n | ||||||
286<\/td>\n | F.6.2.1 Example Illustrations F.6.3 Statistical Basis <\/td>\n<\/tr>\n | ||||||
287<\/td>\n | F.6.4 Observed Coefficients of Variation <\/td>\n<\/tr>\n | ||||||
288<\/td>\n | F.7 Energy-based Approaches for Pushover Analysis F.7.1 Peak Displacement Response F.7.2 Multiple Mode Estimates of Response Quantities <\/td>\n<\/tr>\n | ||||||
291<\/td>\n | F.8 Detailed Figure Sets for the MDOF Examples <\/td>\n<\/tr>\n | ||||||
292<\/td>\n | F.8.1 Ground Motion Details <\/td>\n<\/tr>\n | ||||||
307<\/td>\n | F.8.2 Responses to Ordinary (Site Class C) Motions <\/td>\n<\/tr>\n | ||||||
331<\/td>\n | F.8.3 Errors Associated with Ordinary (Site Class C) Motions <\/td>\n<\/tr>\n | ||||||
341<\/td>\n | F.8.4 Responses to Near Fault Motions <\/td>\n<\/tr>\n | ||||||
373<\/td>\n | F.8.5 Errors Associated with Near Fault Motions <\/td>\n<\/tr>\n | ||||||
383<\/td>\n | F.8.6 Observed Coefficients of Variation of the Response Quantities Determined for the Ordinary (Site Class C) Motions <\/td>\n<\/tr>\n | ||||||
391<\/td>\n | F.9 References <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" FEMA 440 – Improvement of Nonlinear Static Seismic Analysis Procedures<\/b><\/p>\n |