City College of New York Fall 2003

CITY COLLEGE OF NEW YORK FALL 2003 DEPARTMENT OF CIVIL ENGINEERING CE I5600 : EARTHQUAKE ENGINEERING INSTRUCTOR: Prof. George Mylonakis 102 Steinman Hall, tel 650-8011 e-mail: [email protected] Internet: http://www-ce.engr.ccny.cuny.edu/course/ce5756/ce5756.html

COURSE OUTLINE

LECTURES: Mondays 6:30 - 9:00 pm, B-6

TEXTBOOK S : 1. Geotechnical Earthquake Engineering, by Steven Kramer, Prentice Hall, 1996 2. Dynamics of Structures with Applications to Earthquake Engineering, by Anil Chopra, Prentice Hall, 1995

SUGGESTED READING TEXTBOOKS

1. Introduction to Structural Dynamics, by J.M. Biggs, Mc Graw Hill, 1964 2. Vibrations of Soils and Foundations, by F.E. Richart, J.R. Hall, and R.D. Woods, Prentice Hall, 1970 3. Dynamics of Structures, by R.W. Clough and J. Penzien, 2nd ed., McGraw Hill 1993 4. Introduction to Earthquake Engineering, by Shunzo Okamoto, 2nd ed., University of Tokyo Press, 1984 5. The Seismic Design Handbook, F. Naeim, ed, Chapman & Hall, 1989 6. Earthquake Spectra and Design, by N.M. Newmark nad J.R. Hall, EERI Monograph, 1982 7. Fundamentals of Earthquake Engineering, by N. Newmark and E. Rosenblueth, Prentice Hall, 1971 8. Elements of Structural Dynamics, by Glen V. Berg, Prentice Hall, 1989

TENTATIVE LIST OF TOPICS TO BE COVERED:

1. Introduction; Background material; Dimensional analysis; Equations of motion of the Single- Degree-of-Freedom (SDOF) oscillator 2. Free oscillations; Forced oscillations; Effects of damping; Response to harmonic ground motion

-1- 3. Response to transient ground motion; Convolution integrals; Response spectra; Properties of response spectra; Pseudo spectra; Tripartite Spectra; Design spectra 4. Seismological Background; Origins of earthquakes; Elastic rebound theory; Earthquake magnitude & intensity; Basic waves types and corresponding velocities; Attenuation relations 5. Characteristics of earthquake motions; Ground acceleration, velocity and displacement; Duration of ground motion; Corner frequencies; Intensity measures; Seismometers and Strong motion accelerometers; Processing of strong motion data 6. Inelastic response of SDOF structures; Equations of motion; Limit solutions; Force reduction factor; Ductility demand coefficient; Equal displacement and Equal energy approximations; Composite Spectra, Linearization, and Energy techniques 7. Dynamics of Multi-Degree-of-Freedom (MDOF) oscillators; Dynamic response by modal superposition; Eigenfrequencies; Normal modes; Participation coefficients; Spectral response; Modal Combination Rules 8. Wave Propagation; Equation of Motion; Introduction to complex frequency response; Solutions in one dimension; Effects of damping, Solutions in two and three dimensions; Surface waves; Cutoff frequencies; Wave reflection and refraction; Fermat and Snell's laws; Geophysical Exploration 9. Effects of Local Soil Conditions on Seismic Motions; Dynamic soil properties; Single-Layer Solutions; Transfer functions; Multi-layer solutions; Incorporation of non-linear effects; Historical Examples 10. Soil Liquefaction; Development of pore water pressure in soils; steady-state concepts; amplitude and duration effects; the method of Seed and Idriss; Historical examples 11. Seismic Risk Analysis; Seismic Regulations

GRADING POLICY

Homework Assignments 15% Quiz 10% Midterm Exam 25% Project (including presentation) 25% Final Exam 25%

> 80% A > 70% B > 60% C less than 60% F