Research Articles | Challenge Journal of Concrete Research Letters

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  • Mohammed Gamal Al-Hagri, Shahed Husni Ben Issa Ebribesh, Fares Alamoudi, Abdulrahman Rakan Al Haj Ali
    Challenge Journal of Concrete Research Letters (2025) 16(2) 85-94
    Mechanical properties of concrete are size dependent. While many reports have discussed the size effect of the test specimen on the static properties of concrete, research on the effect of cross-sectional dimensions of the concrete beams on its impact performa...
  • Ehsan Harirchian
    Challenge Journal of Concrete Research Letters (2024) 15(2) 56-68
    Determining the strength properties of Autoclaved Aerated Concrete (AAC) through conventional compression experiments is both time-consuming and costly. Using sophisticated Machine Learning (ML) algorithms to forecast concrete compressive strength can expedite...
  • Kamel Kandil, Mostafa El-Shami, Ghada Mousa Hekal, Osama Magdy ElGouhary
    Challenge Journal of Concrete Research Letters (2025) 16(2) 95-114
    This study investigates the behavior of multi-cell steel columns (MCCs) under impact loading through both experimental and numerical analysis. Twelve specimens, including single-cell columns (SCC) and four-cell MCC configurations, were tested in empty and conc...
  • Amir Hossein Derakhshan Nezhad, Seayf Allah Hemati, Omid Rezaifar
    Challenge Journal of Concrete Research Letters (2025) 16(4) 173-202
    This study investigates the prediction and evaluation of compressive strength in heavyweight concrete incorporating magnetite and steel slag, using two advanced modeling techniques: Deep Artificial Neural Networks (DANN) and Box-Behnken Response Surface Method...
  • Muhammed Gürbüz, İlker Kazaz
    Challenge Journal of Structural Mechanics (2024) 10(2) 34-46
    Predicting the ultimate drift ratio of steel plate shear wall (SPSW) systems is important for ensuring the structural integrity and performance of these systems under lateral loads. In this study, machine learning models are developed for predicting the ultima...