Dergiler / Sinop Üniversitesi Fen Bilimleri Dergisi / 2026 / Cilt: 11 Sayı: 1

Kahramanmaraş Depremlerinde Saha Etkisi Gözlemleri

Site Effect Observations from the Kahramanmaraş Earthquakes

Yusuf Guzel(NECMETTİN ERBAKAN ÜNİVERSİTESİ, MÜHENDİSLİK VE MİMARLIK FAKÜLTESİ)0000-0003-2957-8060
Sayfa
89–111
Yayın Tarihi
2026-06-26
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⚡ TL;DR(1 Cümlede Hızlı Çıkarım)

Lastly, the spectral peaks occurring around the fundamental period of a soft soil site result in an increase in the seismic demand of buildings.

📌 3 Maddede Bu Makale

🎯
Amaç & Hipotez:Characteristics of earthquake input motions are subjected to change when they travel through soil deposits towards ground surfaces.
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Temel Bulgular & Veri:The influence of the soil deposits on the input motions is known as site effect, which has long been included in modern seismic design codes (e.g., EC8, ASCE 7 and TBDY).
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Sonuç & Katkı:Lastly, the spectral peaks occurring around the fundamental period of a soft soil site result in an increase in the seismic demand of buildings.
🔬Tür:Araştırma Makalesi
📍Kapsam:2023 Verileri
⚙️Değişkenler:Kahramanmaraş depremleri · saha etkisi · maksimum yer ivmesi

Özet

Characteristics of earthquake input motions are subjected to change when they travel through soil deposits towards ground surfaces. The influence of the soil deposits on the input motions is known as site effect, which has long been included in modern seismic design codes (e.g., EC8, ASCE 7 and TBDY). In this study, the site effect is investigated through the recorded input motions of two main Kahramanmaraş earthquake events that happened on February 6, 2023. The recorded input motions at seven earthquake stations in and around Kahramanmaraş City are considered. The effect of site conditions on the bracketed duration, peak ground acceleration values and spectral acceleration curves is discussed. In addition, damaged buildings at different soil conditions close to the earthquake stations are discussed. The PGA values at stations located on soil class C (with Vs, 30 of 280 m/s and 346 m/s) are greater than those recorded on soil class B (Vs, 30 ranging from 484 m/s to 715 m/s). Similarly, bracketed duration increases with the recording site getting relatively softer. Lastly, the spectral peaks occurring around the fundamental period of a soft soil site result in an increase in the seismic demand of buildings.

Abstract

Characteristics of earthquake input motions are subjected to change when they travel through soil deposits to ground surfaces. The influence of the soil deposits on the input motions is known as site effect, which has long been included in modern seismic design codes (e.g., EC8, ASCE 7 and TBEC). In this study, the site effect is investigated through the recorded input motions of two main Kahramanmaras earthquake events that happened on February 6, 2023. The recorded input motions at seven earthquake stations within and around Kahramanmaras City are considered. The effect of site conditions on the bracketed duration and peak ground acceleration values is discussed. In addition, damaged buildings at different soil conditions close to the earthquake stations are discussed. Lastly, the performance of the equivalent linear approach in site response prediction is evaluated by simulating one of the soft soil sites.

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Bu Makaleye Atıf Yap

Guzel, Y. (2026). Kahramanmaraş Depremlerinde Saha Etkisi Gözlemleri. Sinop Üniversitesi Fen Bilimleri Dergisi, Cilt: 11 Sayı: 1, 89–111. https://doi.org/10.33484/sinopfbd.1548062

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