Title:
Seismic design of reinforced and precast concrete buildings
Personal Author:
Publication Information:
Hoboken, NJ : John Wiley & Sons, 2003
ISBN:
9780471081227
Available:*
Library | Item Barcode | Call Number | Material Type | Item Category 1 | Status |
---|---|---|---|---|---|
Searching... | 30000010018075 | TA658.44 E56 2003 | Open Access Book | Book | Searching... |
Searching... | 30000010221733 | TA658.44 E56 2003 | Open Access Book | Book | Searching... |
On Order
Summary
Summary
* Presents the basics of seismic-resistant design of concrete structures.
* Provides a major focus on the seismic design of precast bracing systems.
Author Notes
ROBERT E. ENGLEKIRK is Adjunct Professor of Structural Engineering at the University of California, San Diego, and is registered in twenty states. A noted structural engineer who has been practicing for more than thirty-five years, he is the former president and founder of Robert Englekirk Consulting Engineers (now Englekirk Partners), author of Steel Structures (Wiley) and more than 100 papers, and the recipient of numerous awards.
Table of Contents
Preface | p. xiii |
Nomenclature | p. xv |
Introduction | p. 1 |
1 Basic Concepts | p. 7 |
1.1 Ductility--A System Behavior Enhancer | p. 8 |
1.1.1 Impact on Behavior | p. 9 |
1.1.2 Impact of Strength Degradation on Response | p. 13 |
1.1.3 Quantifying the Response of Structures to Ground Motion | p. 14 |
1.1.4 Strength-Based Design | p. 22 |
1.1.4.1 Identifying a Design Strength Objective | p. 22 |
1.1.4.2 Creating a Ductile Structure | p. 24 |
1.1.5 Displacement-Based Design | p. 26 |
1.1.5.1 Equal Displacement-Based Design | p. 28 |
1.1.5.2 Direct Displacement-Based Design | p. 31 |
1.1.6 System Ductility | p. 33 |
1.1.7 Recommended Displacement-Based Design Procedure | p. 44 |
1.1.8 Selecting Design Strength Objectives | p. 49 |
1.1.9 Concluding Remarks | p. 51 |
1.2 Confinement--A Component Behavior Enhancement | p. 54 |
1.2.1 Impact of Confining Pressure on Strength | p. 54 |
1.2.2 High-Strength Concrete (HSC) | p. 59 |
1.2.2.1 Ductility | p. 61 |
1.2.2.2 High-Strength Ties | p. 62 |
1.2.2.3 Higher Axial Loads | p. 63 |
1.3 Shear | p. 64 |
1.3.1 Shear Strength | p. 65 |
1.3.2 Shear Transfer across Concrete Discontinuities | p. 82 |
1.3.3 Passively Activated Shear Transfer Mechanisms | p. 86 |
Selected References | p. 90 |
2 Component Behavior and Design | p. 92 |
2.1 Beams | p. 93 |
2.1.1 Postyield Behavior--Flexure | p. 95 |
2.1.1.1 Experimentally Based Conclusions--General Discussion | p. 95 |
2.1.1.2 Predicting Postyield Deformation Limit States | p. 107 |
2.1.1.3 Impact of Shear and Confinement on Behavior | p. 112 |
2.1.1.4 Importance of Detailing | p. 116 |
2.1.1.5 Modeling Considerations | p. 120 |
2.1.2 Designing the Frame Beam | p. 122 |
2.1.2.1 Beam-Column Joint Considerations | p. 124 |
2.1.2.2 Reinforcing Details | p. 126 |
2.1.2.3 Beam Shear Demand | p. 129 |
2.1.2.4 Column Shear Demand | p. 131 |
2.1.2.5 Available Ductility | p. 133 |
2.1.2.6 Design Process Summary | p. 135 |
2.1.2.7 Example Designs | p. 135 |
2.1.3 Analyzing the Frame Beam | p. 144 |
2.1.3.1 Analysis Process Summary | p. 146 |
2.1.3.2 Example Analysis | p. 149 |
2.1.3.3 Postyield Behavior | p. 163 |
2.1.4 Precast Concrete Beams | p. 166 |
2.1.4.1 Moment Transfer | p. 168 |
2.1.4.2 Shear Transfer | p. 172 |
2.1.4.3 Composite Systems | p. 173 |
2.1.4.4 Post-Tensioned Assemblages | p. 185 |
2.1.4.5 Bolted Assemblages | p. 216 |
2.1.4.6 Experimental Confirmation | p. 222 |
2.2 The Beam Column | p. 244 |
2.2.1 Strength Limit States | p. 245 |
2.2.1.1 Developing an Interaction Diagram | p. 247 |
2.2.1.2 Design Relationships | p. 250 |
2.2.2 Experimentally Based Conclusions | p. 251 |
2.2.2.1 Strength | p. 251 |
2.2.2.2 Strain States | p. 255 |
2.2.2.3 Stiffness | p. 263 |
2.2.3 Conceptual Design of the Beam Column | p. 264 |
2.2.3.1 Estimating Probable Levels of Demand | p. 264 |
2.2.3.2 Sizing the Beam Column | p. 270 |
2.2.3.3 Story Mechanism Considerations | p. 275 |
2.2.3.4 Design Process Summary | p. 276 |
2.2.3.5 Example Designs | p. 278 |
2.2.4 Analyzing the Beam Column | p. 292 |
2.3 Beam-Column Joints | p. 296 |
2.3.1 Behavior Mechanisms | p. 296 |
2.3.1.1 Bond Stresses | p. 300 |
2.3.1.2 Biaxially Loaded Joints | p. 301 |
2.3.1.3 Exterior Joints | p. 301 |
2.3.1.4 Eccentric Beams | p. 301 |
2.3.2 Experimentally Based Conclusions | p. 302 |
2.3.3 Impact of High-Strength Concrete | p. 310 |
2.3.4 Impact of Joint Reinforcing | p. 312 |
2.3.5 Bond Deterioration within the Beam-Column Joint | p. 314 |
2.3.6 Design Procedure | p. 314 |
2.3.7 Design Example | p. 321 |
2.3.8 Precast Concrete Beam-Column Joints--DDC Applications | p. 322 |
2.3.8.1 Experimentally Based Conclusions | p. 322 |
2.3.8.2 Beam-Column Joint Design Procedures | p. 332 |
2.3.9 Precast Concrete Beam-Column Joints--Hybrid System | p. 335 |
2.3.9.1 Experimentally Based Conclusions--Interior Beam-Column Joint | p. 335 |
2.3.9.2 Design Procedures--Interior Beam-Column Joints | p. 341 |
2.3.9.3 Design Procedures--Exterior Beam-Column Joints | p. 344 |
2.3.9.4 Corner Hybrid Beam-Column Joints | p. 345 |
2.4 Shear Dominated Systems | p. 348 |
2.4.1 Tall Thin Walls | p. 349 |
2.4.1.1 Experimentally Based Conclusions | p. 349 |
2.4.1.2 Design Procedures | p. 374 |
2.4.1.3 Design Summary | p. 387 |
2.4.1.4 Design Example | p. 389 |
2.4.2 Shear Walls with Openings | p. 402 |
2.4.2.1 Coupling Beams | p. 402 |
2.4.2.2 Analytical Modeling of the Coupling Beam | p. 417 |
2.4.2.3 Design Procedures--Coupling Beams | p. 425 |
2.4.2.4 Coupled Shear Walls with Stacked Openings--Design Process and Example | p. 437 |
2.4.2.5 Capped and Belted Shear Walls | p. 455 |
2.4.2.6 Shear Walls with Randomly Placed Openings | p. 471 |
2.4.3 Precast Concrete Shear Walls | p. 484 |
2.4.3.1 Experimental Efforts | p. 485 |
2.4.3.2 Experimentally Inferred Conclusions--Hybrid Precast Wall System | p. 514 |
2.4.3.3 Design Procedures | p. 514 |
2.4.3.4 Example Design--Ten-Story Shear Wall | p. 519 |
Selected References | p. 530 |
3 System Design | p. 533 |
3.1 Shear Wall Braced Buildings | p. 534 |
3.1.1 Shear Walls of Equivalent Stiffness | p. 534 |
3.1.1.1 Alternative Shear Wall Design Procedures | p. 536 |
3.1.1.2 Analyzing the Design Processes | p. 561 |
3.1.1.3 Conceptual Design Review | p. 564 |
3.1.1.4 Summarizing the Design Process | p. 571 |
3.1.2 Shear Walls of Varying Lengths | p. 576 |
3.1.2.1 Alternative Design Methodologies | p. 576 |
3.1.2.2 Suggested Design Approach | p. 593 |
3.1.3 Coupled Shear Walls--Design Confirmation | p. 597 |
3.1.4 Precast Concrete Shear Walls | p. 615 |
3.1.4.1 Hybrid Wall System--Equal Displacement-Based Design (EBD, Section 3.1.1) | p. 621 |
3.1.4.2 Hybrid Wall System--Direct Displacement Design Procedure | p. 639 |
3.1.4.3 Vertically Jointed Wall Panels | p. 648 |
3.2 Frame Braced Buildings | p. 662 |
3.2.1 Design Objectives and Methodologies | p. 662 |
3.2.1.1 How to Avoid Lower Level Mechanisms | p. 669 |
3.2.2 Force- or Strength-Based Design Procedures | p. 669 |
3.2.3 Displacement-Based Design | p. 680 |
3.2.3.1 Building Model | p. 680 |
3.2.3.2 Single-Degree-of-Freedom (SDOF) Model | p. 689 |
3.2.4 Precast Concrete Frame--Direct Displacement-Based Design | p. 691 |
3.2.4.1 DDC Frame | p. 694 |
3.2.4.2 Hybrid Frame | p. 700 |
3.2.4.3 Precast Frame Beam Designs | p. 702 |
3.2.5 Irregular Frames | p. 704 |
3.2.6 Frame Design Evaluation by Sequential Yield Analysis | p. 711 |
3.2.6.1 What Constitutes Good Behavior? | p. 712 |
3.2.6.2 P[Delta] Concerns and Modeling Assumptions | p. 713 |
3.2.6.3 Behavior Review--Frame 3 (Table 3.2.1) | p. 718 |
3.2.6.4 Frame 3--Consequences of Alternative Strengths | p. 729 |
3.2.6.5 Behavior Review--Irregular Frame | p. 734 |
3.2.6.6 Behavior Review--Precast Frame Systems | p. 736 |
3.3 Diaphragms | p. 738 |
3.3.1 Design Approach | p. 738 |
3.3.2 Estimating Diaphragm Response | p. 740 |
3.3.3 Establishing the Strength Limit State of a Diaphragm | p. 746 |
3.3.4 Precast Concrete Diaphragms | p. 753 |
3.3.4.1 Composite Diaphragms | p. 753 |
3.3.4.2 Pretopped Precast Concrete Diaphragms | p. 754 |
3.4 Design Process Overview | p. 757 |
3.4.1 System Ductility | p. 758 |
3.4.2 Capacity Considerations | p. 758 |
3.4.3 Recommended Design Approach | p. 759 |
Selected References | p. 762 |
4 Design Confirmation | p. 763 |
4.1 Response of Shear Wall Braced Buildings to Ground Motion | p. 764 |
4.1.1 Testing the Equal Displacement Hypothesis | p. 768 |
4.1.2 Impact of Design Strength on Response | p. 776 |
4.2 Frame Braced Buildings | p. 780 |
4.2.1 Impact of Design Strength on Performance | p. 780 |
4.2.2 Impact of Modeling Assumptions | p. 784 |
4.2.3 Distribution of Postyield Deformations | p. 794 |
4.2.4 Design/Behavior Reconciliation | p. 797 |
4.2.5 Postyield Beam Rotations | p. 800 |
4.2.6 Evaluating Column Behavior | p. 800 |
4.2.7 Response of Irregular Frame | p. 802 |
4.2.8 Response of Precast Concrete Frames--DDC | p. 806 |
4.3 Behavior Imponderables | p. 807 |
4.3.1 System Stability Considerations | p. 807 |
4.3.2 Torsion | p. 810 |
Selected References | p. 814 |
Index | p. 815 |