نتایج جستجو برای: concrete bridge

تعداد نتایج: 126676  

2015
Fangyuan Li Junchao Huang Yin Shen

Generally, the bridges or buildings cannot be constructed on a refuse landfill, since the special chemical compositions and microorganisms in landfill will impose adverse effects on the concrete foundations. Especially, the impacts on their durability are still unknown. The purpose of this paper is to get the corrosive features of a refuse landfill to give suggestions for the durability design ...

2015
Masoud Sanayei Jesse D. Sipple

A frequency response function based parameter estimation method is used for finite element model calibration of a full-scale bridge utilizing measured dynamic test data. Dynamic tests are performed on the bridge to obtain measured frequency response functions. Data quality is ensured by comparing measured data with the finite element model and removing erroneous data. A coherence data selector ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...

A. F. Nateghi, A. Vasseghi, and V. L. Shahsavar,

Bridges are potentially one of the most seismically vulnerable structures in the highway system during earthquake events. It is known that the seismic performance of transportation systems plays a key role in the post-earthquake emergency management. Hence, it is necessary to evaluate both physical and functional aspects of bridge structures. The physical aspects of the seismic performance...

Journal: :Turkish Journal of Engineering 2019

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