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César A. Rodríguez, Ángel M. Rodríguez-Pérez, Raúl López, José Antonio Hernández-Torres and Julio J. Caparrós-Mancera
This study presents the application of the finite element method integrated with Terzaghi?s principle. The definition of a model in oedometric or confinement conditions for settlement estimation of a building after the construction of a tunnel, including...
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Changan Zhang, Jianlei Gao, Zhengzhong Wang and Chang Liu
More complex geological conditions could be encountered with the construction of urban subway projects. At present, many subway tunnels have been built in composite strata with upper soft and lower hard layers, but the presence of a cavity in the strata ...
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O. L. Tiutkin
Pág. 116 - 120
In the article the results of development of bases of calculation and further analysis of its results on the basis of energy durability theory of tunnel constructions are presented. The practical calculation of the shallow contour interval columnar stati...
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Mingli Huang, Zhien Zhang, Yuan Song, Song Gao and Chunbo Yu
The factors leading to the collapse of tunnel face are diverse, and there is an interaction relationship between multiple influencing factors at the physical and mechanical level. By analyzing the coupling relationship between the factors affecting the i...
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Diego Muniz Benedetti and Carlos Alberto Gurgel Veras
An instrumentation system for in-situ measurement of the inner-outer pressure differential at the upper and lower surfaces of dynamically inflatable wings is designed and tested, revealing important insights into the aerodynamic characteristics of inflat...
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Francisco Alves Pereira, Fabio Di Felice and Francesco Salvatore
An experimental study is carried out in a cavitation tunnel on a propeller operating downstream of a non-uniform wake. The goal of this work is to establish quantitative correlations between the near pressure field and the cavitation pattern that takes p...
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Rongjin Li, Weishi Bai, Rongjian Li and Jinshuo Jiang
The development of an effective evaluation method suitable for loess-tunnel excavation is necessary to avoid the collapse accidents caused by tunnel excavation and any secondary disasters. Although the Fenner formulas and the modified Fenner formulas are...
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Asma Ramesh, Alireza Rashiddel, Mohsen Hajihassani, Daniel Dias and Majid Kiani
In some subsurface urban development projects, bedrock faults intersecting with the tunnel path are inevitable. Due to the high costs of urban tunnel projects, it is necessary to study the behavior of such concrete structures under fault movement risks. ...
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Mirlan Daiyrov, Chiyuki Narama, Tsutomu Yamanokuchi, Takeo Tadono, Andreas Kääb and Jinro Ukita
To assess the current state of glacial lakes, we examine the seasonal lake-area changes of 339 glacial lakes in the Teskey and Kungoy Ranges of the Issyk-Kul Basin, Kyrgyzstan, during 2013?2016 based on optical satellite images (Landsat7/ETM+ and 8/OLI)....
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Xuezhen Wu, Yujing Jiang, Jianhua Wang, Kusaba Masaya, Tetsuya Taniguchi and Takahide Yamato
The stability assessment of aged tunnel linings are mainly evaluated based on the visual inspection, and the Tunnel-lining Crack Index (TCI) is one of the most widely used tunnel lining health assessment indexes in Japan. However, the intersection and di...
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Hans-Wilhelm Dorgarten, Hermann Otremba, Rolf Padberg
Pág. 1403 - 1412
As part of the German national research project ?Protection of critical bridges and tunnels ? SKRIBTPlus? HOCHTIEF Engineering has conducted the development and testing of a protection measure against contact detonations in tunnels. The measure consists ...
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Orlando Augusto Yépez Mariaca
ÍndiceIntroducciónAntecedentes, espacios confrontados con el capital en el suburbano boliviano, La Paz / El AltoLa cosmovisión del 'ayllu'. La territorialidad originaria en el contexto actualCartografías del 'ayllu'. Del modelo originario territorial a l...
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