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Liquefaction Evaluation of Palinurus Road Site in Christchurch after 2010–2011 Canterbury Earthquake Sequence
This study aims to investigate the liquefaction prediction and sediment manifestation of Palinurus Road site in Christchurch, New Zealand, subjected to September 2010 Darfield and February 2011 Christchurch events. The results of simplified methods including liquefaction vulnerability indexes (LVI) and CPT-based liquefaction triggering analysis supplemented with a complex 2D nonlinear deformation analysis (NDA) were evaluated and compared. The cone penetration data (CPT) underwent an inverse filtering procedure to correct for thin-layer and transition zone effects. Common LVIs were computed using the measured and combination of inverse-filtered CPT data and site-specific fines content calibration. Two-dimensional NDA was carried out with PM4Sand constitutive model for liquefaction modeling in sand-like units. The liquefaction manifestation potential is investigated using the results of NDA. The results achieved from different liquefaction prediction methods were examined to shed light on the liquefaction potential and occurrence of surface manifestation at this site during and after 2010 Darfield and 2011 Christchurch events.
Liquefaction Evaluation of Palinurus Road Site in Christchurch after 2010–2011 Canterbury Earthquake Sequence
This study aims to investigate the liquefaction prediction and sediment manifestation of Palinurus Road site in Christchurch, New Zealand, subjected to September 2010 Darfield and February 2011 Christchurch events. The results of simplified methods including liquefaction vulnerability indexes (LVI) and CPT-based liquefaction triggering analysis supplemented with a complex 2D nonlinear deformation analysis (NDA) were evaluated and compared. The cone penetration data (CPT) underwent an inverse filtering procedure to correct for thin-layer and transition zone effects. Common LVIs were computed using the measured and combination of inverse-filtered CPT data and site-specific fines content calibration. Two-dimensional NDA was carried out with PM4Sand constitutive model for liquefaction modeling in sand-like units. The liquefaction manifestation potential is investigated using the results of NDA. The results achieved from different liquefaction prediction methods were examined to shed light on the liquefaction potential and occurrence of surface manifestation at this site during and after 2010 Darfield and 2011 Christchurch events.
Liquefaction Evaluation of Palinurus Road Site in Christchurch after 2010–2011 Canterbury Earthquake Sequence
Zaregarizi, S. (author) / Khosravi, M. (author) / Kamrani, B. (author)
Geo-Congress 2022 ; 2022 ; Charlotte, North Carolina
Geo-Congress 2022 ; 246-256
2022-03-17
Conference paper
Electronic Resource
English
British Library Conference Proceedings | 2022
|British Library Conference Proceedings | 2019
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