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Evaluating the Seismic Fragility and Code Compliance of Turkish Reinforced Concrete Buildings After the 6 February 2023 Kahramanmaraş Earthquake      
Yazarlar (2)
Dr. Öğr. Üyesi İbrahim ÖZ Dr. Öğr. Üyesi İbrahim ÖZ
Kırşehir Ahi Evran Üniversitesi, Türkiye
Mizbah Ömür
Devamını Göster
Özet
This study evaluates the seismic fragility and code compliance of reinforced concrete buildings in Turkey following the 6 February 2023 Kahramanmaraş earthquake. Sixty representative buildings were modeled in SAP2000, consisting of thirty structures designed according to TEC-1975 and thirty according to TEC-1998. These models were subjected to three-dimensional nonlinear time history analyses using ground motions scaled to match the seismic characteristics of the earthquake. Structural performance was assessed by comparing calculated displacement demands with capacity thresholds defined by modern code provisions. The results show that buildings designed under TEC-1998 generally performed better than those constructed according to TEC-1975, particularly in terms of deformation capacity and collapse resistance. Fragility curves and exceedance probabilities were developed to quantify damage likelihoods across different performance levels. When compared with post-earthquake field observations, the analytical models produced lower collapse rates, which may suggest the presence of widespread code noncompliance in the actual building stock. These findings highlight the critical importance of ensuring adherence to seismic design regulations to improve the resilience of existing structures.
Anahtar Kelimeler
6 February 2023 Kahramanmara & scedil; earthquakes | seismic performance | Turkish building stock | nonlinear time history analyses | seismic resilience
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı Applied Sciences
Dergi ISSN 2076-3417 Wos Dergi Scopus Dergi
Dergi Tarandığı Indeksler SCI
Dergi Grubu Q1
Makale Dili Türkçe
Basım Tarihi 05-2025
Cilt No 15
Sayı 10
Doi Numarası 10.3390/app15105554
Makale Linki https://doi.org/10.3390/app15105554