Related Articles

• Impact of composite columns on soft and weak storey irregularities in buildings without ground floor infill walls
  Yusuf Yıldız, Fethi Şermet
  Challenge Journal of Structural Mechanics (2025) 11(2) 70-81
  In buildings without infill walls on the ground floor, structural irregularities, such as soft and weak storey irregularities can significantly reduce their resilience to earthquakes. These irregularities arise from insufficient lateral stiffness and strength ...
• Mechanical and durability study of nano-SiO2 and nano-TiO2 on fiber reinforced concrete
  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...
• 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...
• Mechanical properties assessment of recycled brick aggregate concrete using demolition waste from century-old masonry buildings in Nepal
  Bipul Niroula, Mahesh Raj Bhatt
  Challenge Journal of Concrete Research Letters (2026) 17(1) 41-56
  This study explores the potential of recycling bricks from dismantled old buildings into brick aggregates and utilizing them as coarse aggregates in recycled brick aggregate concrete. Nepal, being susceptible to seismic events, generates large amounts of const...
• Experimental study on the mechanical performance of polypropylene fiber-reinforced concrete incorporating palm oil fuel ash as partial cement replacement
  Alaa Omar Tanash, Ahmed Mokhtar Albshir Budiea, Mohd Faizal Md Jaafar, Khairunisa Muthusamy, Fahrizal Zulkarnain
  Challenge Journal of Concrete Research Letters (2025) 16(3) 115-124
  Environmental pollution caused by the disposal of palm oil fuel ash, a type of waste from the palm oil trade, needs to be resolved. At the same time, activities involved in the manufacturing of cement, which is the primary binder in commonly used concrete, hav...