Table of Content
Chapter 1 Single Degree of Freedom System
1.1 Introduction
1.2 Types of Vibration
1.3 Degree of Freedom
1.4 FormulationofEquationofMotionofSDOFSystem
1.5 D’Alembert’sPrinciple
1.6 Response Exhibited by Undamped SDOF System Subjected to Free
Vibration
1.7 Response Exhibited by Damped SDOF System Subjected to Free
Vibration
1.8 Response Exhibited by Undamped SDOF Systems Subjected to Harmonic
Force, f(t) = fo sin ωt
1.9 Response Exhibited by Damped SDOF Systems Subjected to Harmonic
Force, f(t) = fo sin ωt
1.10 Response Exhibited by SDOF System Subjected to Periodic Force
1.11 Derivation of Duhamel’s Integral for Damped SDOF Subjected to Arbitrary
Load
Solved Problems (1.1 to 1.16)
Chapter 2 Multi Degree of Freedom System
2.1 Two Degree of Freedom System
2.2 Free Vibration of Undamped Two Degree of Freedom System
2.3 Orthogonality of Modes
2.4 Modal Expansion of Displacements
2.5 Modal Analysis of Undamped MDOF System Subjected to Excitation
2.6 Classical andNon-classicalDamping
2.7 Modal Analysis of Damped MDOF Systems Subjected to Exciting Force,
f(t)
2.8 Systems with Different Spring Arrangements
Solved Problems (2.1 to 2.7)
Chapter 3 Introduction to Earthquake Engineering
3.1 Earthquake Terminology
3.2 Seismogram
3.2.1 Seismic Zoning of India
3.3 TheEarthandIts Interior
3.4 GeologicalFaults
3.5 Plate Tectonic Theory
3.6 Elastic Rebound Theory
3.7 SeismicWaves
3.8 Earthquake Parameters
Chapter 4 Earthquake Effects on Structures
4.1 Introduction
4.2 Structural Irregularities
4.2.1 Irregularities in the Horizontal Configurations of Structures
4.2.2 Vertical Irregularities in Structures
4.3 Influence of Masonry infilled Frames on the Seismic Response of
Structures
4.3.1 Short Column Effect
4.3.2 Soft Storey Effect
4.4 SeismicBehavior ofSteelStructures
4.4.1 Seismic Behavior of Braced Frame
4.5 Behavior of Prestressed Concrete Structures During Earthquakes
4.6 Bauschinger Effect
4.7 Pinching Behavior .
4.7.1 Elasto-plastic Behavior
4.7.2 Strength-hardening Behavior
4.7.3 Stiffness Degradation Behavior
4.8 Lessons Learnt from Past Devastating Earthquakes
4.9 Response Spectrum Method
4.9.1 Construction of Response Spectrum
4.9.2 Characteristics of Response Spectrum
4.10 Design Spectrum
4.10.1 Construction of Design Spectrum
4.11 Evaluation of Earthquake Forces as per IS 1893 (Part 1)−2016
4.11.1 Equivalent Static Method
Solved Problem (4.1)
References
Chapter 5 Concepts of Earthquake Resistant Design
5.1 Introduction
5.2 Behavior of Masonry Structures to Seismic Loads
5.2.1 Reinforced Masonry Structures
5.2.2 Categories of Masonry Walls
5.2.3 Masonry InfilledRCFrames
5.2.4 ConfinedMasonry
5.2.5 Guidelines Stipulated in IS 4326 (2013) for Seismic Resistant
ConstructionofMasonryStructures
5.2.6 IS 4326 Guidelines for the Construction of Earthquake Resistant
ConfinedMasonry
5.3 Various Aspects of Earthquake Resistant Design of RC Structures
5.4 Lateral Force Resisting Systems
5.5 Strong Column−WeakBeamDesignPhilosophy
5.5.1 Capacity Based Design Philosophy
5.6 Codal Provisions Stipulated in IS 13920−2016
5.6.1 Beams
5.6.2 Columns
5.6.3 Beam−column Joint
References
About The Authors
Dr. R. Gopinath is Assistant Professor, Department of Civil Engineering, University College of Engineering Tindivanam (A Constituent college of Anna University, Chennai), Tindivanam. He received his B.E. degree in Civil Engineering from the College of Engineering, Guindy in 2000 and M.Tech in Ocean Technology and Management from the Indian Institute of Technology, Madras in 2009. He received Institute Merit Prize from the Indian Institute of Technology, Madras for achieving best academic record in M.Tech Program. He earned his Ph.D. degree in Structural Engineering from Anna University, Chennai in 2016. He has more than twelve years of teaching experience. Prior to teaching, he has served M/s Hindustan Aeronautics Limited, Bangalore as Engineer (Civil) for four years and executed several minor and major civil works in the Department of Civil Maintenance, Helicopter Division, HAL, Bangalore.
Dr. S. Sudhakar is Professor, Department of Civil Engineering, R.M.K. Engineering College, Chennai. He obtained his Bachelor’s degree in Civil and Structural Engineering from Annamalai University, and Master’s degree in Soil Mechanics and Foundation Engineering from Anna University and Doctorate from the Indian Institude of Technology, Madras. He has 19 years of teaching experience. He has also published several papers in technical journals and conference proceedings.
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