ISSN 1520-295X

Soil Structure Interaction of Bridgesfor Seismic Analysis

by

Ignatius Po Lam and Hubert LawEarth Mechanics, Inc.

17660 Newhope Street, Suite EFountain Valley, California 92708

Technical Report MCEER-00-0008

September 25, 2000

This research was conducted at Earth Mechanics, Inc. and was supported by theFederal Highway Administration under contract number DTFH61-92-C-00106.

NOTICEThis report was prepared by Earth Mechanics, Inc. as a result of research spon-sored by the Multidisciplinary Center for Earthquake Engineering Research(MCEER) through a contract from the Federal Highway Administration. NeitherMCEER, associates of MCEER, its sponsors, Earth Mechanics, Inc., nor any personacting on their behalf:

a. makes any warranty, express or implied, with respect to the use of any infor-mation, apparatus, method, or process disclosed in this report or that such usemay not infringe upon privately owned rights; or

b. assumes any liabilities of whatsoever kind with respect to the use of, or thedamage resulting from the use of, any information, apparatus, method, or pro-cess disclosed in this report.

Any opinions, findings, and conclusions or recommendations expressed in thispublication are those of the author(s) and do not necessarily reflect the views ofMCEER or the Federal Highway Administration.

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University at Buffalo The State University of New York

ISSN 1520-295X