Research Articles | Challenge Journal of Structural Mechanics

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Related Articles

  • Flowability and compressive strength of ternary blended cement mortar of coal bottom ash and ground cockle shell ash
    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 ...
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    Yousry B. I. Shaheen, Zeinab A. Etman, Ahmed A. F. Mohamed
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    The construction sector is a major contributor to resource consumption and waste generation. Therefore, developing more efficient and sustainable materials and infrastructure is a top priority for achieving the Sustainable Development Goals. This research aims...
  • Optimum design of reinforced concrete beam sections with JAYA algorithm
    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...
  • Tea waste ash: Characterization, pozzolanic activity and effects on the fresh properties of cement pastes
    İlknur Bekem Kara, Cuma Kara
    Challenge Journal of Concrete Research Letters (2025) 16(2) 51-59
    It is a well-known fact that the use of agricultural wastes in cementitious composites by turning them into ash provides both ecological and economic benefits. Tea factories in Türkiye are located in the Eastern Black Sea region. Tea waste generated in factori...
  • Prediction of optimum design of welded beam design via machine learning
    Yaren Aydın, Farnaz Ahadian, Gebrail Bekdaş, Sinan Melih Nigdeli
    Challenge Journal of Structural Mechanics (2024) 10(3) 86-94
    Design optimization is an important engineering design topic. One of the important issues in structural design is to minimize the cost. This study based on an engineering problem of Welded Beam Design aims to minimize the cost of the beam with machine learning...