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Developing A Geotechnical Microzonation Model For Yenisehir (bursa) Settlement Area

The purpose of this study is to develop a geotechnical microzonation model
regarding the suitability of the residential areas in Yenisehir (Bursa, Turkey),
which is a currently developing settlement area in a seismically active region. For
this purpose, soil properties and dynamic soil behaviors of the study area were
assessed. Soil classification, soil amplification, natural soil predominant period,
resonance phenomena and liquefaction potential of the study area were
evaluated using borehole data and microtremor measurements. The raw data
obtained from the previous studies carried out at Yenisehir were used for these
assessments. The liquefaction potential for the study area was evaluated both in
two-dimensional planimetric and three-dimensional volumetric assessments. Two
geotechnical microzonation maps were produced for the study area according to
the surface damage due to liquefaction (according to two different methods), soil
amplification and distance to streams maps / by using Geographical Information
Systems (GIS) based Multi-Criteria Decision Analysis. The weight values were
assigned to the layers using Analytical Hierarchical Process method by pairwise
comparisons. Evaluating geotechnical microzonation maps produced, the safest
areas were found on the northern sites of the study area. The most critical areas
were found to be in the middle and the southeast parts of the study area.

Identiferoai:union.ndltd.org:METU/oai:etd.lib.metu.edu.tr:http://etd.lib.metu.edu.tr/upload/12612163/index.pdf
Date01 June 2010
CreatorsKolat, Cagil
ContributorsSuzen, Mehmet Lutfi
PublisherMETU
Source SetsMiddle East Technical Univ.
LanguageEnglish
Detected LanguageEnglish
TypePh.D. Thesis
Formattext/pdf
RightsTo liberate the content for public access

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