Journal of geotechnical and geoenvironmental engineering, Vol. 136 N° 1. Journal of geotechnical and geoenvironmental engineering (ASCE) - Janvier 2010
| Titre : | Journal of geotechnical and geoenvironmental engineering, Vol. 136 N° 1. Journal of geotechnical and geoenvironmental engineering (ASCE) - Janvier 2010 |
| Type de document : | Bulletin |
| Paru le : | 18/04/2010 |
Dépouillements
Article : texte imprimé
John D. Rice, Auteur ;
J. Michael Duncan, Auteur
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In a vast majority of cases, seepage barriers increase the reliability of dams. However, it is important to recognize that seepage barriers often drastically increase hydraulic gradients around the boundaries of the barrier, and through any wind[...]
Article : texte imprimé
John D. Rice, Auteur ;
J. Michael Duncan, Auteur
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A procedure is presented for analyzing postconstruction deformation of seepage barriers due to changes in the pore pressure regime after seepage barrier construction. The procedure uses the changes in pore pressures calculated by finite-element [...]
Article : texte imprimé
G. S. Wachman, Auteur ;
L. Biolzi, Auteur ;
J. F. Labuz, Auteur
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The stress field in a pile-supported 3.9-m-high embankment was interpreted through three-dimensional finite-element modeling, and evaluated by field measurements involving strain gauges on the piles and earth pressure cells at the top and bottom[...]
Article : texte imprimé
Paulo J. Venda Oliveira, Auteur ;
Luís J. L. Lemos, Auteur ;
Paulo A. L. F. Coelho, Auteur
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This paper compares the behavior of an embankment with nonsymmetric geometry built on soft soil with that predicted numerically using four elastoplastic soil models. Two of these models are based on isotropic conditions (Modified Cam-Clay on its[...]
Article : texte imprimé
Junhwan Lee, Auteur ;
Minki Kim, Auteur ;
Doohyun Kyung, Auteur
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Conventional methods for the estimation of the ultimate lateral pile load capacity are typically based on certain expressions of the lateral soil resistance pu and assumed distributions of the lateral soil pressure mobilized along the pile embe[...]
Article : texte imprimé
C. P. Aubeny, Auteur ;
C. Chi, Auteur
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This paper presents an analysis of the load capacity and trajectory of a drag embedment anchor in a soft seabed. Anchor capacity relationships are developed for an idealized anchor comprising a rectangular fluke and a cylindrical shank. Geometri[...]
Article : texte imprimé
Abdolreza Osouli, Auteur ;
Youssef M.A. Hashash, Auteur ;
Hwayeon Song, Auteur
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Instruments are installed during the construction of urban excavations to monitor ground response at discrete locations to various construction activities, to verify design assumptions and to effectively apply the observational approach. Inverse[...]
Article : texte imprimé
Leonardo Cascini, Auteur ;
Sabatino Cuomo, Auteur ;
Manuel Pastor, Auteur
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The paper deals with the modeling of failure and postfailure stage of shallow landslides of the flow-type that often affect natural shallow deposits of colluvial, weathered, and pyroclastic origin. The failure stage is frequently associated to r[...]
Article : texte imprimé
J. Zhang, Auteur ;
Wilson H. Tang, Auteur ;
J.-M. Zhang, Auteur
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Back-analysis of slope failure is often performed to improve one's knowledge on parameters of a slope stability analysis model. In a failed slope, the slip surface may pass through several layers of soil. Therefore, several sets of model paramet[...]
Article : texte imprimé
Dallas N. Little, Auteur ;
Syam Nair, Auteur ;
Bruce Herbert, Auteur
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Civil engineers are at times required to stabilize sulfate-bearing clay soils with calcium-based stabilizers. Deleterious heaving in these stabilized soils may result over time. This paper addresses critical questions regarding the consequences [...]
Article : texte imprimé
Raja Sekhar Madhyannapu, Auteur ;
Anand J. Puppala, Auteur ;
Soheil Nazarian, Auteur
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This paper presents the process and results of a quality management program performed during and immediately after the construction of two deep soil mixing (DSM) test sections. The quality management program consisted of laboratory, in situ, and[...]
Article : texte imprimé
S. Murugesan, Auteur ;
K. Rajagopal, Auteur
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The stone columns (or granular piles) are increasingly being used as ground reinforcement elements for supporting a wide variety of structures including buildings and flexible structures. The stone columns derive their load capacity from the con[...]
Article : texte imprimé
Roy T. Mayfield, Auteur ;
Steven L. Kramer, Auteur ;
Yi-Min Huang, Auteur
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Performance-based procedures for evaluation of liquefaction potential have been shown to provide more consistent and accurate indications of the actual likelihood of liquefaction in areas of different seismicity than conventional procedures. The[...]
Article : texte imprimé
Shideh Dashti, Auteur ;
Bray, Jonathan D., Auteur ;
Juan M. Pestana, Auteur
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Seismically induced settlement of buildings with shallow foundations on liquefiable soils has resulted in significant damage in recent earthquakes. Engineers still largely estimate seismic building settlement using procedures developed to calcul[...]
Article : texte imprimé
Yan-Guo Zhou, Auteur ;
Yun-Min Chen, Auteur ;
Yasuhiro Shamoto, Auteur
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Liquefaction of granular soil deposits is one of the major causes of loss resulting from earthquakes. The accuracy of the liquefaction potential assessment at a site affects the safety and economy of an engineering project. Although shear-wave v[...]
Article : texte imprimé
Wanjei Cho, Auteur ;
Richard J. Finno, Auteur
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This paper presents the results and analysis of a laboratory investigation of the behavior of lightly overconsolidated compressible Chicago glacial clays over a wide strain range. Each specimen was trimmed from high quality block samples taken f[...]
Article : texte imprimé
Md. Akhtar Hossain, Auteur ;
Yin, Jian-Hua, Auteur
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A series of single-staged consolidated drained direct shear tests are carried out on recompacted completely decomposed granite (CDG) soil—a typical residual soil in Hong Kong, under different matric suctions and net normal stresses. Matric sucti[...]
Article : texte imprimé
Jong-Sub Lee, Auteur ;
Changho Lee, Auteur ;
Hyung-Koo Yoon, Auteur
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The assessment of the shear stiffness of dredged soft ground and soft clay is extremely difficult due to soil disturbances caused during sampling and field access. Several in situ methods such as spectral analysis of surface waves, multichannel [...]
Article : texte imprimé
Dar Hao Chen, Auteur ;
Andrew Wimsatt, Auteur
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The nondestructive mapping of anomalies and voids under roadway pavements is critical to highway authorities because of the potential loss of support that would lead to safety hazards. 400 MHz ground-coupled penetrating radar (GCPR) was used in [...]
Article : texte imprimé
Guilhem Mollon, Auteur ;
Daniel Dias, Auteur ;
Abdul-Hamid Soubra, Auteur
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The aim of this paper is to determine the face collapse pressure of a circular tunnel driven by a pressurized shield. The analysis is performed in the framework of the kinematical approach of limit analysis theory. It is based on a translational[...]
Article : texte imprimé
Kyle M. Rollins, Auteur ;
Travis M. Gerber, Auteur ;
Ku Hyun Kwon, Auteur
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Lateral pile cap tests were performed on a pile cap with three backfills to evaluate the static and dynamic behavior. One backfill consisted of loose silty sand while the other two consisted of 0.91- and 1.82-m-wide dense gravel zones between th[...]
Article : texte imprimé
Xiong Zhang, Auteur ;
Juanyu Liu, Auteur ;
Li Peng, Auteur
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Attention is increasingly paid to the elastoplastic behavior of unsaturated soils. In the development of an elastoplastic framework for unsaturated soils, it is necessary to determine the initial shape of the yield curve and its evolution with y[...]
Article : texte imprimé
Yun Ki Kim, Auteur ;
Seung Rae Lee, Auteur
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Wetting depth in a slope is an important indicator to properly evaluate the rainfall-induced slope instability. This rainfall infiltration has potential to induce shallow slope failures. It is necessary to characterize the field infiltration and[...]
Article : texte imprimé
Jong-Beom Kang, Auteur ;
Charles D. Shackelford, Auteur
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The consolidation behavior of a geosynthetic clay liner (GCL) was evaluated by consolidating duplicate specimens of the GCL in a flexible-wall cell to a final effective stress, sigma[prime], of 241 kPa (35.0 psi). The hydraulic conductivity, k, [...]
Article : texte imprimé
Henrique Oliveira Magnani, Auteur ;
Mauricio Ehrlich, Auteur ;
Marcio S. S. Almeida, Auteur
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This paper evaluates the significance of basal reinforcement and the presence of the surface sand layer in the stability. This evaluation is carried out by means of field measurements and stability analyses of three test embankments on soft clay[...]
Article : texte imprimé
Jayantha Kodikara, Auteur ;
Asadul Haque, Auteur ;
Kah Ying Lee, Auteur
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An alternative method was introduced for predicting the nonlinear p-y curves for monotonic unidirectional laterally loaded single piles in uniform undrained clay. On the basis of numerical studies, closed-form solutions were developed for locati[...]
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