{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/83154"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/83154","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Seismic Behavior of Pile -Supported Bridges","abstract":"The presented modeling technique is applied for seismic analysis of an existing truss-arch bridge spanning across the Mississippi River in southern Illinois (the Cairo Bridge). The nonlinear time-history analysis is performed using input motions obtained from ground response analysis of bedrock motions artificially generated for the Cairo area. Comparison studies of dynamic characteristics and seismic response of the bridge obtained from the integrated model and those obtained from other foundation models (the fixed-base model, and the equivalent linear and nonlinear foundation spring models) are conducted. The results promote the use of the integrated model and emphasize the importance of the soil-structure interaction in seismic analysis of pile-supported bridges. The proposed model is applied to perform seismic performance evaluation of the Cairo Bridge for different excitation intensities and to identify an appropriate retrofit strategy for the bridge. Applications of the pile group model to investigate the behavior of retrofitted foundations and to develop a simple method of evaluating foundation characteristics are presented.","abstract_html":"The presented modeling technique is applied for seismic analysis of an existing truss-arch bridge spanning across the Mississippi River in southern Illinois (the Cairo Bridge). The nonlinear time-history analysis is performed using input motions obtained from ground response analysis of bedrock motions artificially generated for the Cairo area. Comparison studies of dynamic characteristics and seismic response of the bridge obtained from the integrated model and those obtained from other foundation models (the fixed-base model, and the equivalent linear and nonlinear foundation spring models) are conducted. The results promote the use of the integrated model and emphasize the importance of the soil-structure interaction in seismic analysis of pile-supported bridges. The proposed model is applied to perform seismic performance evaluation of the Cairo Bridge for different excitation intensities and to identify an appropriate retrofit strategy for the bridge. Applications of the pile group model to investigate the behavior of retrofitted foundations and to develop a simple method of evaluating foundation characteristics are presented.","abstract_has_math":false,"creators":["Kornkasem, Wanchalearm"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Civil Engineering","degree_department":null,"school":null,"contributors":["Foutch, Douglas A."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T21:03:07Z","date_published":"2015-09-25T21:03:07Z","updated_at":"2026-07-22T22:26:20Z","subjects":["Engineering, Civil"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI3017128"],"render_values":[{"text":"(MiAaPQ)AAI3017128","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/83154","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Foutch, Douglas A."]},{"key":"dc:creator","label":"Author","values":["Kornkasem, Wanchalearm"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T21:03:07Z","10000-01-01","2001"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Civil Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Engineering, Civil"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/83154","(MiAaPQ)AAI3017128"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The presented modeling technique is applied for seismic analysis of an existing truss-arch bridge spanning across the Mississippi River in southern Illinois (the Cairo Bridge). The nonlinear time-history analysis is performed using input motions obtained from ground response analysis of bedrock motions artificially generated for the Cairo area. Comparison studies of dynamic characteristics and seismic response of the bridge obtained from the integrated model and those obtained from other foundation models (the fixed-base model, and the equivalent linear and nonlinear foundation spring models) are conducted. The results promote the use of the integrated model and emphasize the importance of the soil-structure interaction in seismic analysis of pile-supported bridges. The proposed model is applied to perform seismic performance evaluation of the Cairo Bridge for different excitation intensities and to identify an appropriate retrofit strategy for the bridge. Applications of the pile group model to investigate the behavior of retrofitted foundations and to develop a simple method of evaluating foundation characteristics are presented.","Made available in DSpace on 2015-09-25T21:03:07Z (GMT). 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The nonlinear time-history analysis is performed using input motions obtained from ground response analysis of bedrock motions artificially generated for the Cairo area. Comparison studies of dynamic characteristics and seismic response of the bridge obtained from the integrated model and those obtained from other foundation models (the fixed-base model, and the equivalent linear and nonlinear foundation spring models) are conducted. The results promote the use of the integrated model and emphasize the importance of the soil-structure interaction in seismic analysis of pile-supported bridges. The proposed model is applied to perform seismic performance evaluation of the Cairo Bridge for different excitation intensities and to identify an appropriate retrofit strategy for the bridge. 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No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 3017128.pdf: 11327925 bytes, checksum: ee7b60d353f36925e5b414c6493ee5c7 (MD5) Previous issue date: 2001","Embargo set by: Seth Robbins for item 84435 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","237 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 2001."],"dc:identifier":["http://hdl.handle.net/2142/83154","(MiAaPQ)AAI3017128"],"dc:language":["eng"],"dc:subject":["Engineering, Civil"],"dc:title":["Seismic Behavior of Pile -Supported Bridges"],"dc:type":["text"],"thesis:degree_discipline":["Civil Engineering"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:20Z"}