Research Articles | Challenge Journal of Concrete Research Letters

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Related Articles

  • 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...
  • Awadhesh Srivastava, Abhishek Mishra, Sachin Kumar Singh
    Challenge Journal of Concrete Research Letters (2025) 16(1) 33-39
    This work presents the results of an experimental investigation into the strength and durability properties of fiber-reinforced concretes that have polypropylene (PP) fibers added to the concrete by volume and nano-SiO2 (silicon dioxide) and nano-TiO2 (titaniu...
  • Yasin Duysak, Sinan Melih Nigdeli, Gebrail Bekdaş
    Challenge Journal of Concrete Research Letters (2024) 15(4) 134-141
    Section design is an important process for designing reinforced concrete structures because of the existence of factors such as bearing capacity and cost. After defining the initial cross sections for reinforced concrete elements, reinforcement amounts are cal...
  • Nabilla Mohamad, Rahimah Embong, Nor Hazurina Othman, Khairunisa Muthusamy, Mohd Faizal Md Jaafar
    Challenge Journal of Concrete Research Letters (2025) 16(1) 25-32
    Flourishing cement industry to meet the demand of construction industry has negative impact to the global environment owing to the carbon emission during calcination of cement. At the same time, the disposal of coal bottom ash and cockle shell from coal power ...
  • Sulaiman Al-Safi, Abdulghani Altharehi, Ibrahim A. Alameri, Abdulmalek Al-Jolahy
    Challenge Journal of Structural Mechanics (2025) 11(1) 55-69
    This study investigates the effect of incorporating micro-sized silica fume on the mechanical properties and durability of cement mortar when exposed to sulfate and chloride environments. Mortar samples were prepared by replacing cement with micro-sized silica...