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• Mechanical performance comparison of glass and mono fibers added gypsum composites
  Sadık Alper Yıldızel, Serdar Çarbaş
  Challenge Journal of Structural Mechanics (2018) 4(1) 9-12
  Gypsum and gypsum based composite are widely preferred in construction industry for various purposes. Mechanical performances of gypsum composite have been enhanced by researchers in order to increase its area of usage. In this research, gypsum composites cont...
• Influence of the distance between vertical cylinders positioned in a row on the wind load on them
  Lyubomir A. Zdravkov
  Challenge Journal of Structural Mechanics (2024) 10(3) 101-108
  The silos and vertical cylindrical tanks of small volumes are often built in batteries, at short distances between them. As a result of their close location, the wind load on them increases. In the European standard EN 1991-1-4:2005+A1:2010 exists a methodolog...
• Wind loads on girder bridges
  Lyubomir A. Zdravkov
  Challenge Journal of Structural Mechanics (2022) 8(1) 9-16
  Bridges are facilities that are in exploitation outdoor. Often the wind is the leading horizontal force in the transverse direction. Therefore the bridges have received the due attention in the standards for wind loading. Unfortunately, in all available standa...
• Influencing factors on effective width of compressed zone in joint column - cylindrical shell of steel silo
  Lyubomir Zdravkov
  Challenge Journal of Structural Mechanics (2018) 4(1) 1-8
  In order to ensure unloading of whole amount of stored product by gravity, steel silos are often placed on supporting structure. The simplest way to design these complicated facilities is to divide cylindrical shell on two parts in our minds - discretely suppo...
• Determining datum temperature and apparent activation energy: an approach for mineral admixtures incorporated cementitious systems
  Muhammet Atasever, Mustafa Tokyay
  Challenge Journal of Concrete Research Letters (2024) 15(4) 142-149
  The maturity method is used to predict the strength of concrete by monitoring its temperature history. Accuracy of maturity method relies on the dependable determination of the datum temperature and the apparent activation energy. The current study introduces ...