Fen Bilimleri Enstitüsü: Recent submissions

  • Analysis of the behavior of geotextile reinforced slopes with different kinds of foundations, backfills and inclinations with finite elements method 
    Dosay, Serhat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Geotextiles have developed into common materials on many retaining wall and embankment projects throughout the world. This widespread acceptance of geotextiles is a result of thousands of successful installations, many ...
  • Calibration of delay formulas for saturated and unsaturated signalized intersections in Istanbul 
    Coşkun, Volkan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In order to minimize delay incurred at signalized intersections and provide the intended improvements, the calculation of delay should have good correlation with the actual delay times. This study is aimed to provide ...
  • Seismic response of concentrically braced steel frames with INERD (Innovative energy dissipative) connections 
    Saydam, Duygu. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Concentrically braced frames are capable of undertaking the drift problems with economical solutions under sligth and moderate earthquakes. However, this type of frames are known to have limited ductility capacity under ...
  • Agent based modeling of single asset markets 
    Durahim, Ahmet Onur. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Understanding of the human behaviors has been a life long attempt along the history of science. This attempt has been accelerated along with the increasing speed of the computers which helps researchers to develop modern ...
  • Numerical analysis of reinforced earth abutments 
    Ekli, Onur. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    This study is focused on numerical modeling of reinforced earth abutment walls with strip reinforcements as well as their working principles, elements, structural analysis techniques, and behaviour under seismic loads. ...
  • Finite element analysis of tieback wall using plaxis: a case study 
    Hayta, Özkan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    During the past 15 years, significant development has taken place in the techniques of tieback wall. Anchored wall has gained world-wide acceptance in both theory and practice due to its economy, technical and practical ...
  • Free vibration analysis of a non-uniform free-ended beam with weighted residual methods 
    Peköz, Zeynep Çiğdem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this study the transverse vibration of a non-uniform free-ended beam is analyzedby solving its governing differential equation based on Euler-Bernoulli Theory withweighted residual methods as approximate methods. First, ...
  • Assessment of masonry arch bridges by mechanism method 
    Özer, Onur. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    There exists several arch assessment methods in the literature which predict theultimate load carrying capacities of masonry arch bridges. The present study elaboratesspecifically on the Mechanism Method.In the first part ...
  • Modelling of landslide triggering mechanisms 
    Başar, Ender. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this study, almost all of the the landslide triggering mechanisms which are slopegeometry, changes in groundwater level, earthquake, surcharge load, tension crack andliquefaction have been modelled for a model slope. ...
  • Study of the Turkish, American and French reinforced concrete building codes, with respect to slab design and the yield-line theory 
    Döşemeciyan, Kirkor. (Thesis (M.S.) - Robert College. Faculty of Graduate School of Engineering, 1964., 1964.)
  • Steel frames under fire 
    Sanrı, Işıl. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    Fire resistance is the ability of a structure or a member to fulfill required functions (load-bearing capacity, and/or separating function), for a specified fire exposure and for a specified period of time. To apply fire ...
  • Numerical modeling of water propagation using the meshless multiquadric method 
    Tokmak, Yavuz. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In the present study, water wave propagation in two dimensions, where the flowis irrotational, is numerically modeled using meshless multiquadric (MQ) method. Inthe first part, the method is applied to the classical linear ...
  • Evolution of offshore dredge pits applications to the Black Sea 
    Samanacı, Arzu Gözde. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    The present work investigates planform and profile evolutions of the dredge pits atthe inner shelf. The governing equations are derived from the Bailard & Inman (1981) bedload sediment transport equations, which are extended ...
  • A two-layer box model for the strait of İstanbul using radial basis function collocation 
    Güngör, Cenk (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    A one-dimensional, two-layer, depth averaged box model was developed to simulate the surface gradient driven steady flow occurring in the Strait of Istanbul (Bosphorus). An efficient meshless numerical scheme based on the ...
  • Influence of various parameters on sesimic-induced permanent displacement of geosynthetic reinforced segmental retaining walls 
    Kadayıfçı, Ali. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    The study on the seismic performance of reinforced soil structures has received muchattention following 1995 Kobe Earthquake, and especially with the failures reported during Ji - Ji Earthquake in Taiwan. After 1999 Adapazarı ...
  • The behavior of reinforced blockwork masonry columns under axial compression 
    Özsoy, Ayşe Elif. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2003., 2003.)
    Reinforced masonry columns are common structural elements which are used for supporting compressive vertical loads and providing lateral support to masonry walls. Reinforcement increases the column resistance to axial and ...
  • The effects of tendon bond lenght of prestressed ground anchors to the stability of anchored retaining systems 
    Özhan, Hakkı Oral. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    Prestressed ground anchors are mainly used for reinforcing lateral earth support systems. Prestressed ground anchorage technology has become popular just after they were first used in 1930s and today anchored systems are ...
  • Probabilistic approach to seismic evaluation of SDOF systems :|highway bridges 
    Altay, Selçuk. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2003., 2003.)
    In this study, a computational tool was developed to perform sectional analysis and to determine the force - displacement relationship, and then the displacement capacity of a fixed-base cantilever column. Also, a nonlinear ...
  • The ultimate bearing capacity of soils 
    Akerzaman, Gündoğdu. (Thesis (M.S.) - Robert College. Faculty of Graduate School of Engineering, 1964., 1964.)
  • Effect of column aspect ratio on punching strenght of concrete flat-plates 
    Özden, Özlem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2001., 2001.)
    Traffic congestion is a serious problem seen in crowded areas like Istanbul. It does not only cause considerable time losses, but also causes waste of resources because of increase in fuel consumption and monetary cost of ...