1998 Specialty Conference on
Geotechnical Earthquake Engineering and Soil Dynamics

August 3-6, 1998
University of Washington
Seattle, Washington, USA

Technical Program

Monday, August 3, 1998

Opening Plenary Session
Monday, 8-10 a.m.
Presiding: R.J. Krizek, Northwestern University

Welcome to the University of Washington
Steven L. Kramer, University of Washington
Richard L. McCormick, President, University of Washington

Chair: R.J. Krizek, Northwestern University

Invited Paper: Emerging Art: Earthquake Ground Motion
P.G. Somerville, Woodward-Clyde Federal Services

Invited Paper: Site Response
I.M. Idriss, University of California, Davis

Invited Paper: No Longer So Clueless in Seattle: Current Assessment of Earthquake Hazards
C. Weaver, USGS

Coffee Break
10-10:30 a.m.

Breakout Session A
Monday, 10:30 a.m.-Noon
Seismic Hazard Analysis and Design Ground Motions
Moderator: C.B. Crouse, Dames & Moore

Quick Reference Liquefaction Opportunity Maps for a Metropolitan Area
M.I. Todorovska, University of Southern California

Earthquake Ground Motion Hazards on Southern Alaska Margin, Kodiak Island and Kenai Peninsula
R. Golesorkhi and J. Gouchon, Treadwell & Rollo, Inc.; and L.M. Gilpin, Gilpin Geosciences, Inc.

The Hazard in Using Probabilistic Seismic Hazard Analysis for Critical Structures
E.L. Krinitzsky, U.S. Army Corps of Engineers

Breakout Session B
Monday, 10:30 a.m.-Noon
Site Characterization
Moderator: G.J. Rix, The Georgia Institute of Technology

Implications of VS vs. BPT (N1)60 Correlations for Liquefaction Assessment in Gravels
K. Rollins, Brigham Young University; N. Diehl, Horrocks Engineers; and T. Weaver, University of California, San Diego

Energy Loss in Long Rod Penetration Testing-Terminus Dam Liquefaction Investigation
J. Farrar, U.S. Bureau of Reclamation; J. Nickell and M. Allen, U.S. Army Corps of Engineers; and G. Goble and J. Berger, Goble, Rausche, Likins, and Associates

Spatial Variability of Soil Properties-Two Case Studies
R. Popescu, Memorial University of Newfoundland; and J.H. Prevost and G. Deodatis, Princeton University

System Identification Analyses of Shake Table Test and Field Data
L.R. Gaskins and S.D. Glaser, University of California Berkeley; and T. Sugano, Port and Harbor Research Institute, Japan

Breakout Session C
Monday, 10:30 a.m.-Noon
Site Response
Moderator: J.T. Christian, Consultant

Post-Cyclic Response of Holocene Bay Mud from San Francisco
G.A. Rau and N. Sitar, University of California, Berkeley

Two-Dimensional Shear Wave Structure and Ground Motion Characteristics in Kobe Based on Microtremor Measurements
K. Tokimatsu, H. Arai, and Y. Asaka, Tokyo Institute of Technology

Amplification of Strong Ground Motion during 1994 Northridge, California, Earthquake
M.D. Trifunac and M.I. Todorovska, University of Southern California

Development of Procedure for Site Response Analyses of Vertical Excitation
C.M. Mok, C.-Y. Chang and D. Legaspi, Jr., Geomatrix Consultants, Inc.

Surface Motion above an Arbitrarily Shaped Tunnel Due to Elastic SH Waves
M.E. Manoogian, Loyola Marymount University

Lunch
Noon-1:30 p.m.

Breakout Session A
Monday, 1:30-3 p.m.
Earthquake Hazards in the Pacific Northwest
Moderator: D.G. Anderson, CH2M Hill

Ground Motions in Washington State from Subduction Zone Earthquakes
D. Baska and S.L. Kramer, University of Washington; and W. Silva, Pacific Engineering & Analysis

Earthquake Ground Shaking Hazards in the Portland and Seattle Metropolitan Areas
I. Wong, Woodward-Clyde Federal Services; and W. Silva, Pacific Engineering & Analysis

Ground Motions Estimates for a Cascadia Earthquake from Liquefaction Evidence
S.E. Dickenson, Oregon State University; and S. Obermeier, USGS

Seismic Microzonation Mapping in Greater Victoria, British Columbia, Canada
P.A. Monahan, Monahan Petroleum Consulting; V.M. Levson, British Columbia Geological Survey; E. McQuarrie and S.M. Bean, Thurber Engineering Ltd.; and P. Henderson and A. Sy, Klohn-Crippen Consultants Ltd.

Seismic Risk Management in a Pacific Northwest Utility
S.J. Garner, G.M. Salmon, R.A. Stewart and F.P.P. Turner, BC Hydro; and D.N.D. Hartford, Consultant

Breakout Session B
Monday, 1:30-3 p.m.
Dynamic Soil Properties I
Moderator: K.H. Stokoe, University of Texas

Measurement of Gmax under Anisotropic Loading Condition Using Bender Elements
X. Zeng and B. Ni, University of Kentucky

The Downhole Freestanding Shear Devise Concept
C.J. Roblee, Caltrans; and M.F. Riemer, University of California, Berkeley

In Situ Low Strain Shear Modulus Profiles for Three Soil Deposits
R. Henke and W. Henke, Dynamic In Situ Geotechnical Testing

Reliability Prediction Models for SASW Dispersion
K.E. Tuomi and D.R. Hitunen, Pennsylvania State University

Sand Structure Differences Resulting from Specimen Preparation Procedures
D.J Jang, Tensar Earth Technologies, Inc.; and J.D. Frost, Georgia Institute of Technology

Breakout Session C
Monday, 1:30-3 p.m.
Experimental Verification by Model Testing
Moderator: B.L. Kutter, University of California at Davis

Seismic Deformation of Reinforced Soil Centrifuge Models
R.W.A. Howard, Jr., GEI Consultants Inc.; B.L. Kutter, University of California, Davis; and R. Siddharthan, University of Nevada, Reno

Centrifuge Studies of the Seismic Response of Reinforced Soil Slopes
L.N.-Roessig and N. Sitar, University of California, Berkeley

Simulation of Soil-Structure Interaction Effects in Shaking Table Tests
K. Konagai and A. Mikami, University of Tokyo.; and T. Nogami, University of Cincinnati

Cyclic Lateral Loading of Model Pile Groups in Clay Soil
R.E.S. Moss, Golder & Associates; M.A. Rawlings, GRL & Associates; and J.A. Caliendo and L.R. Anderson, Utah State University

Shaking Table Tests on Seismic Behavior of Quay Walls Subjected to Backfill Liquefaction
A. Ghalandarzadeh, University of Urmia; I. Towhata and T. Orita, University of Tokyo; and F. Yun, China University of Geosciences.

Coffee Break
3-3:30 p.m.

Breakout Session A
Monday, 3:30-5 p.m.
Risk-Based Methodologies in Geotechnical Earthquake Engineering
Moderator: M.K. Yegian, Northwestern University

Seismic Ground Motion Studies for Assessing Failure Probability of an Earth Dam
T.E. Little and K.M. Meidal, BC Hydro

Calculation of the Seismic Risk of an Earth Dam Susceptible to Liquefaction
M.K. Lee, K Y. Lum, and D.N.D. Hartford, BC Hydro

Characteristic Percentile of Soil Strength for Dynamic Analyses
R. Popescu, Memorial University of Newfoundland; and J.H. Prevost and G. Deodatis, Princeton University

Breakout Session B
Monday, 3:30-5 p.m.
Dynamic Soil Properties II
Moderator: TBA

Surface-Seismic Imaging for NEHRP Soil Profile Classifications and Earthquake Hazards in Urban Areas
R.A. Williams, W.J. Stephenson, and J.K. Odum, USGS

Shear Modulus and Damping of Unsaturated Loess
J.H. Hardcastle and S. Sharma, University of Idaho

Modeling of Cohesive Soil Subject to Cyclic Loading Using Disturbed State Concept
D.R. Katti, North Dakota State University; and C.S. Desai, University of Arizona

Validation of Site Characterization Method for the Study of Dynamic Pore Pressure Response
K. Sivathasan, G.H. Paulino, and K. Arulanandan, University of California, Davis; and X.S. Li, University of Science and Technology, Hong Kong

Breakout Session C
Monday, 3:30-5 p.m.
Rock Blasting Vibrations
Moderator: C. Dowding, Northwestern University

Blasting Near Segmented Pipelines: Damage Potential Assessment
M. Rucker, AGRA Earth and Environmental; and C. Dowding, Northwestern University

Blasting in and Adjacent to Concrete at Buffalo Bill Dam
G.A. Scott and D. Hinchliff, U.S. Department of the Interior

Blasting a Breach in an Old Concrete Dam to Channel Water into a New Powerplant
J. Kiker, Kiker Technologies

Blasting Within and Adjacent to Structures without Damage: A Case Study
L. Oriard, Lewis L. Oriard, Inc.; and H. Sheeran, Blasting and Vibration Consultants

Close-In Blast Design at the Tri-Met Light Rail Tunnels
G. Revey, GEOTEK

Icebreaker Reception
Monday, 5:15-8 p.m.

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Tuesday, August 4, 1998

Plenary Session
Tuesday, 8:30-10 a.m.

Chair: P.P. Nelson, National Science Foundation

Invited Paper: Post-Triggering Response of Liquefied Sand in the Free Field and Near Foundations
R. Dobry and T. Abdoun, Rensselaer Polytechnic Institute

Invited Paper: Problems Associated with Liquefaction and Lateral Spreading during Earthquakes
K. Ishihara, Science University of Tokyo; and M. Cubrinovski, Kiso-Jiban Consultants Co., Ltd.

Invited Paper: Seismic Soil-Structure Interaction Analysis: New Evidence and Emerging Issues
G. Gazetas, National Technical University, Greece; and G. Mylonakis, The City College, CUNY

Coffee Break
10-10:30 a.m.

Breakout Session A
Tuesday, 10:30 a.m.-Noon
Landfills
Moderator: E. Kavazanjian, GeoSyntec Consultants

Modeling Geosynthetic Liners in Dynamic Response Analysis of Landfills
M.K. Yegian and U. Kadakal, Northeastern University

A Study of Slip Displacements Caused by Dynamic Loading at Geosynthetic Interfaces
A. De, GeoSyntec Consultants; and T. Zimmie, Rensselaer Polytechnic Institute

Attenuation of Surface Waves in Landfills and Embankments
G.J. Rix, C.G. Lai , and D. Zywicki, Georgia Institute of Technology; and S. Foti, Politecnico di Torino

Breakout Session B
Tuesday, 10:30 a.m.-Noon
Soil-Structure Interaction I
Moderator: P. Dakoulas, Rice University

Effects of Lateral Ground Movements on Failure Patterns of Piles in the 1995 Hyogoken-Nambu Earthquake
K. Tokimatsu and Y. Asaka, Tokyo Institute of Technology; H. Oh-oka, Building Research Institute, Japan; K. Satake, Konoike Construction Co. Ltd.; and Y. Shamoto, Shimizu Corporation

Nonlinear Dynamic Analysis of Large Diameter Driven Pile Foundations for the San Francisco-Oakland Bay Bridge
E.T. Zechlin and J. Chai, Caltrans

Dynamic Soil Structure Interaction for Bridge Abutments on Piles
M.S. Chaudhry and S. Prakash, University of Missouri-Rolla

Empirical Verification of Soil-Structure Interaction Provisions in Building Codes
J. Stewart and S.M. Kim, University of California, Los Angeles

Experimental Inversion for Lateral-Rocking Impedance Matrix
B.B. Guzina, University of Minnesota; and R.Y.S. Pak, University of Colorado, Boulder

Breakout Session C
Tuesday, 10:30 a.m.-Noon
Liquefaction I
Moderator: M.E. Hynes, U.S. Army Waterways Experiment Station

Residual Strength of Liquefied Soil
T.D. Stark and S. Olson, University of Illinois, Urbana-Champaign; S.L. Kramer, University of Washington; and T.L. Youd, Brigham Young University

Liquefaction of Silts and Silty-Clay Mixtures
S. Prakash and T. Guo, University of Missouri-Rolla; and S. Kumar, Geotechnology, Inc.

Intergranular Void Ratio-Steady State Strength Relations for Silty Sands
S. Thevanayagam, SUNY at Buffalo; and S. Mohan, Diaz & Yourman Assoc.

Formulation of Undrained Behavior of Saturated Sands from Drained Rebounded Response
M. Ashour and G. Norris, University of Nevada, Reno

Lunch
Noon-1:30 p.m.

Breakout Session A
Tuesday, 1:30-3 p.m.
Foundations and Underground Structures I
Moderator: A. Sy, Klohn-Crippen Consultants Ltd.

Geotechnical-Earthquake Engineering Design of Charles River Bridges in Boston
C. Soydemir, S.R. Kraemer, W.A. Davidson, and K.E. LaPlante, Haley & Aldrich

Impedances of Rigid Square Foundations on Seafloor
A. Kaynia and C. Madshus, Norwegian Geotechnical Institute; and E. Kausel, Massachusetts Institute of Technology

Nonlinear Stiffnesses of Abutments on Spread Footings for Seismic Design and Retrofit
R. Siddharthan, University of Nevada, Reno; and M. El-Gamal, Prime Engineering Inc.

Design of Pile Foundations in Liquefied Soils
S.-T. Wang and L.C. Reese, Lymon C. Reese & Associates

Seismic Analysis of Buried Flexible Pipes
C.A. Davis, Los Angeles Department of Water and Power; and J.P. Bardet, University of Southern California

Breakout Session B
Tuesday, 1:30-3 p.m.
Soil-Structure Interaction II
Moderator: TBA

Verification of Dynamic Soil-Pile Interaction
X. Tao and T. Kagawa, Wayne State University; C. Minowa, National Research Institute for Earth Science and Disaster Prevention, Japan; and A. Abe, Tokyo Soil Research Co., Ltd.

Numerical Modeling and Simulation of Seismic Soil-Pile-Structure Interaction Experiments
T.M. Lok, J.M. Pestana, and R.B. Seed, University of California, Berkeley

Soil-Structure Interaction in Cross-Anisotropic Site Conditions
J.A. Pires and C.J. Higgins, Applied Research Associates, Inc.

Undrained Laterally Loaded Pile Response in Sand
M. Ashour and G. Norris, University of Nevada, Reno

Breakout Session C
Tuesday, 1:30-3 p.m.
Liquefaction II
Moderator: A.W. Elgamal, University of California at San Diego

CPT Based Liquefaction Resistance and Post-Liquefaction Shear Strength
S.M. Olson and T.D. Stark, University of Illinois, Urbana-Champaign

Horizontal Residual Post-Liquefaction Deformation of Level Ground
Y. Shamoto, Shimizu Corporation; J.M. Zhang, Tsinghua University; and K. Tokimatsu, Tokyo Institute of Technology

Elastoplastic Deformation Characteristics of Toyoura Sand during Liquefaction
J. Koseki, F. Tatsuoka, and N. Maeshiro, University of Tokyo; and S. Hamaya, Shimizu Corporation

CPT-Based Liquefaction Potential Assessment: A Neuronet Approach
Y.M. Najjar and H.E. Ali, Kansas State University

Software Demonstrations
1:30-5:30 p.m.

Coffee Break
3-3:30 p.m.

Breakout Session A
Tuesday, 3:30-5 p.m.
Foundations and Underground Structures II
Moderator: TBA

Analysis of Damaged and Undamaged Pile Foundations in Liquefied Soils During the 1995 Kobe Earthquake
S. Fujii, Taisei Corporation; M. Cubrinovski, Kiso-jiban Consultants Co., LTD.; K. Tokimatsu Tokyo Institute of Technology; and T. Hayashi, Ministry of Construction, Japan

Lateral Statnamic Load Testing and Analysis of a Pile Group
T. Weaver, University of California, San Diego; K. Rollins, Brigham Young University; and K. Peterson, Utah Department of Transportation

Lateral Spread Earth Pressures on Drilled Shafts
D.W. Mageau and S.D. Stauffer, GeoEngineers, Inc.

Performance-Based Seismic Evaluation of Bridge Foundations
W.D. Liu, X.D. Cheng, K. Chang, and R.A. Imbsen, Imbsen & Associates, Inc.

Seismic Soil-Structure Interaction Analysis for Immersed Tube Tunnels Retrofit
Y.M.A. Hashash, University of Illinois, Urbana-Champaign; W. Tseng, International Civil Engineering Consultants, Inc.; and A. Krimotat, SC Solutions, Inc.

Breakout Session B
Tuesday, 3:30-5 p.m.
Liquefaction III
Moderator: TBA

Spatial Evaluation of Earthquake Induced Deformations
R. Luna, Tulane University; D.P. Carroll and J.D. Frost, Georgia Institute of Technology; and A.H. Wu, Department of the Navy

Statistical Analysis and Application of the Magnitude Scaling Factor in Liquefaction Analysis
S.S.C. Liao, Parsons Brinckerhoff; and K.K.Y. Lum, B.C. Hydro

Behavior of Light Structures Founded on Soil 'Crust' Over Liquefied Ground
E. Naesgaard and G. VenHuizen, Macleod Geotechnical Ltd.; and P.M. Byrne, University of British Columbia

Liquefaction-Induced Ground Displacements for Seismic Evaluation of Lifelines
D. Wijewickreme, U.D. Atukorala, and T.P. Fitzell, Golder Associates

Plenary Session
Wednesday, 8:30-10 a.m.
Chair: R.E. Smith, Woodward Clyde Consultants

Invited Paper: Seismic Safety of Embankment Dams-Developments in Research and Practice 1988-1998
W.D. Liam Finn, University of British Columbia

Invited Paper: Seismic Analysis and Performance of Retaining Structures
S. Iai, Port and Harbor Research Institute

Invited Paper: Design Considerations in Ground Improvement for Seismic Risk Mitigation
J.K. Mitchell, H.G. Cooke, and J.A. Schaeffer, Virginia Polytechnic Institute and State University

Coffee Break
10-10:30 a.m.

Breakout Session A
Wednesday, 10:30 a.m.-Noon
Displacement-Based Design
Moderator: G.R. Martin, University of Southern California

Influence of Site Geometry on Dynamic Liquefaction Displacements
J.W. Pease and G. Bureau, Dames and Moore

Newmark Analyses of a Shaking Table Slope Stability Experiment
J. Wartman, M.F. Riemer, J.D. Bray, and R.B. Seed, University of California, Berkeley

Seismic Discontinuous Deformation Analysis
J.-S. Lin, University of Pittsburgh; and M.-E. Hynes, U.S. Army Engineer Waterways Experiment Station

A Modified Newmark Approach for Estimating Seismic Displacements of Pre-Existing Landslides
D.A. Vessely and D.H. Cornforth, Landslide Technology

Breakout Session B
Wednesday, 10:30 a.m.-Noon
Soil Improvement I
Moderator: R.D. Holtz, University of Washington

Vibro-Replacement for Liquefaction Mitigation for a Hospital Site
J.D. Hussin, Hayward Baker Inc.; and A. Musselwhite, S&ME, Inc.

Field Applications of Explosive Compaction in Silty Soils and Numerical Analysis
W.B. Gohl and G. Wu, Pacific Geodynamics Inc.; N. Yoshida and S. Tsujino, Sato Kogyo Co. Ltd.; J.A. Howie, University of British Columbia; and J.Everard, AGFA Earth and Environmental Ltd.

Compaction Grouting to Reduce Seismic Risk and Collapse Potential for Freeway Storm Drain System
J.W. Reed, D.T. Hourihanand, and G.J. Thornton, Denver Grouting Services, Inc.

Repair and Remediation of Liquefaction Induced Lateral Spreading and Settlement Damage with Compaction Grouting
C.M. Diaz and G.M. Diaz, Diaz-Yourman & Associates; and L. Chilcoat, Hayward Baker, Inc.

Breakout Session C
Wednesday, 10:30 a.m.-Noon
Dams and Embankments I
Moderator: F.I. Makdisi, Geomatrix Consultants

Sensitivity of Earth Dam Seismic Response to Ground Motion Coherency
M.T. Chen, ANSYS Inc.; and R.S. Harichandran, Michigan State University

Stability Analysis of the Fill Embankment Damaged by Two Recent Major Earthquakes in Hokkaido Japan
K. Miura and Migitoshi Nishimura, GeoMechanics Group; N. Yoshida, Sato Kogyo Co. Ltd.; and K. Wakamatsu, University of Tokyo

Seismic Stability of Coal-Waste Tailings Dams
X. Zeng and J. Wu, University of Kentucky; and R.A. Rohlf, Kentucky Department for Surface Mining Reclamation and Enforcement

Seismic Response of the Pantabangan Dam Complex in the 1990 Philippine Earthquake
S.A. Ashford and T.J. Weaver, University of California, San Diego; and R.L. Carreon SCHEMA Konsult Inc.

Lunch
Noon-1:30 p.m.

Breakout Session A
Wednesday, 1:30-3 p.m.
Retaining Structures
Moderator: TBA

Earth Pressures on Rigid Walls During Earthquakes
J.M. Zhang, Tsinghua University; Y. Shamoto, Institute of Technology; and K. Tokimatsu, Tokyo Institute of Technology

Seismically-Induced Deformations of Caisson-Type Retaining Walls in Improved Soils
S.E. Dickenson and D.-S. Yang, Oregon State University

Effect of Flexural Stiffness on Static and Dynamic Behavior of Cantilever Retaining Walls
M.M. Dewoolkar, H.Y. Ko, and R.Y.S. Pak, University of Colorado, Boulder

Estimation of Seismically Induced Lateral Deformations for Anchored Sheetpile Bulkheads
N.J. McCullough and S.E. Dickenson, Oregon State University

Seismic Design of a Landslide Stabilization Wall in Seattle Clays
V.J. Perrone, Virginia Tech; and M.G. Byers, PacRim Geotechnical Inc.

Breakout Session B
Wednesday, 1:30-3 p.m.
Soil Improvement II
Moderator: J. Baez, Hayward Baker

Ground Improvement Case Histories for Liquefaction Mitigation of Port and Near-Shore Structures
M.A. Koelling, Hayward Baker Inc.; and S. Dickenson, Oregon State University

Investigation of Predictive Methodologies for Explosive Compaction
W.A. Narin van Court, Dames & Moore; and J.K. Mitchell, Virginia Tech

Drainage Capacity of Stone Columns or Gravel Drains for Mitigating Liquefaction
R.W. Boulanger and I.M. Idriss, University of California, Davis; D.P. Stewart, University of Western Australia; and Y. Hashash and B. Schmidt, Parsons Brinckerhoff

Remediation of Embankment Liquefiable Foundation by Densification
K.A. Eastern, Mediterranean University; A.-W. Elgamal, University of California, San Diego; and G. Martin, University of Southern California

Breakout Session C
Wednesday, 1:30-3 p.m.
Dams and Embankments II
Moderator: TBA

Seismic Deformation Analysis of the Upper San Fernando Dam Under the 1971 San Fernando Earthquake
Y. Moriwaki, P. Tan, and F. Ji, Woodward-Clyde Consultants

Nonlinear Seismic Dam-Foundation Interaction Based on Effective-Stress Coupled FE-BE Formulation
P. Dakoulas and A. Eltaher, Rice University

Dynamic Behavior of Unsaturated Soil Embankments
S. Deshpande, Fugro West, Inc.; and K.K. Muraleetharan, University of Oklahoma

Key Parameters Governing Earthquake-Induced Granular Slope Failure
K. Konagai, University of Tokyo; and P. Rangelow, HochTief

Laboratory Evaluation of Residual Strength of Gravelly Fill of an Earth Dam
L. Yan, Klohn-Crippen Consultants Ltd.; S. Sasitharan, Powertech Labs Inc.; and K.Y. Lum and K.O. Ahlfield, B.C. Hydro and Power Authority

Software Demonstrations
Wednesday, 1:30-5:30 p.m.

Coffee Break
3-3:30 p.m.

Breakout Session A
Wednesday, 3:30-5 p.m.
Liquefaction IV
Moderator: TBA

Hidden Hazard: Liquefaction Assessment for a Buried Glacial Stream Valley
W.R Womack and G.S. Vick, Womack and Associates; F.R. Geguras, EMCON; D.K. Nation Hydrometrics, Inc.; and T.L. Aldrich, ASARCO

An Effective Stress Model for Predicting Liquefaction Behavior of Sand
P.M. Byrne and M. Beaty, University of British Columbia

Assessment of Liquefaction Potential of Western Puerto Rico
P. Divakarla, L.R. Hoyos, Jr., and E.J. Macari, Georgia Institute of Technology

Liquefaction Assessment Using a Bounding Surface Hypoplasticity Model for Sand
Z.-L. Wang and F.I. Makdisi, Geomatrix Consultants, Inc.

Breakout Session B
Wednesday, 3:30-5 p.m.
Non-Seismic Vibrations
Moderator: R.D. Woods, University of Michigan

Computed Ground Waves Due to Piling
C.L. Ramshaw, A.R. Selby and P. Bettess, University of Durham

Prediction of Settlements of Structures Due to Pile Driving
S. Drabkin, Polytechnic University; and H. Lacy, Mueser Rutledge Consulting Engineers

Source and Attenuation Characteristics of Various Ground Vibrations
D.-S. Kim and J.-S. Lee, Korea Advanced Institute of Science and Technology

Plenary Session
Thursday, 8:30-10 a.m.
Chair: R.T. Reynolds, Consultant

Invited Paper: An Overview of Geotechnical and Lifeline Earthquake Engineering
T.D. O'Rourke, Cornell University

Invited Paper: Recent Trends and Future Prospects in Seismic Hazard Analysis
A. Frankel and E. Safak, U.S. Geological Survey

Coffee Break
10-10:30 a.m.

Panel Discussion Session
Thursday, 10:30 a.m.-Noon
Looking Forward: Geotechnical Earthquake Engineering in the New Millenium
Moderator: S.L. Kramer, University of Washington

Panelists:
S. Iai, Port and Harbor Research Institute, Japan
K. Ishihara (inv.), Science University of Tokyo, Japan
W.F. Marcuson, U.S. Army Waterways Experiment Station
M.S. Power, Geomatrix Consultants
T.L. Youd, Brigham Young University

Conference Adjourns

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