1 AIT Asian Institute of Technology

Soil effects during the Hyogo-Ken Nanbu (Kobe) earthquake of 17 January 1995

AuthorCheng, Chin-feng
Call NumberAIT Thesis no. GE-95-12
Subject(s)Earthquake Engineering--Japan

NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering, School of Civil Engineering
PublisherAsian Institute of Technology
Series StatementThesis ; no. GE-95-12
AbstractThe Hyogo-Ken Nanbu earthquake, occurred on January 17, 1995, one of the worst disasters in Japan is evaluated in this study. The acceleration response spectra of this earthquake are calculated from recorded or transformed acceleration data at 11 available sites, located within 65km from the epicenter. The results are further compared to the existing building code ( 1994 UBC) and shown that the current code of seismic design is not sufficient to completely prevent the structures from serious damages when suffered another attack under the same magnitude of Kobe earthquake. The strong motions were recorded by a downhole accelerometers array at Port Island and provided a top opportunity to analyze the soil effects during the Kobe earthquake. The ground responses of Port Island are simulated by using SHAKE9 l, one of the equivalent linear analysis programs, and the results are found to be in a good agreement with the spectra at ground surface calculated from recorded accelerations, but provided more differing distribution than those at underlying strata. In addition to the main shock, the strata responses of Port Island site due to the aftershocks are also analyzed in this study. The result shows that the computed response spectra due to aftershocks are generally in better agreement than those due to the main shock while compared with the recorded spectra. The application and validity of SHAKE91 program are also discussed in this study.
Year1996
Corresponding Series Added EntryAsian Institute of Technology. Thesis ; no. GE-95-12
TypeThesis
SchoolSchool of Civil Engineering
DepartmentDepartment of Civil and Infrastucture Engineering (DCIE)
Academic Program/FoSGeotechnical Engineering (GE)
Chairperson(s)Ashford, Scott A.
Examination Committee(s)Prinya Nutalaya ;Noppadol Phien-wej ;Pennung Warnitchai;
Scholarship Donor(s)Taiwan Provincial Government ;
DegreeThesis (M. Eng.) - Asian Institute of Technology, 1996


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