UCSD Soil References

Main References:

• “Computational Model for Cyclic Mobility and Associated Shear Deformation,” (2003), Z. Yang, A. Elgamal and E. Parra, J. Geotechnical and Geoenvironmental Engineering, ASCE, 129(12), 1119-1127. [link]

• “Modeling of Cyclic Mobility in Saturated Cohesionless Soils,” (2003), A. Elgamal, Z. Yang, E. Parra and A. Ragheb, Int. J. Plasticity, 19, (6), 883-905. [link]

• “Influence of Permeability on Liquefaction-Induced Shear Deformation,” (2002), Z. Yang and A. Elgamal, J. Engineering Mechanics, ASCE, 128(7), 720-729. [link]

• “Computational Modeling of Cyclic Mobility and Post-Liquefaction Site Response,” (2002), A. Elgamal, Z. Yang and E. Parra, Soil Dynamics and Earthquake Engineering, 22(4), 259-271. [link]

• “A 3D model for earthquake-induced liquefaction triggering and post-liquefaction response,” (2018), Khosravifar, A., Elgamal, A., Lu, J., and Li, J., Soil Dynamics and Earthquake Engineering, 110, 43-52. [link]

• “Numerical Modeling of Earthquake Site Response Including Dilation and Liquefaction,” (2000), Zhaohui Yang, PhD Thesis, Dept. of Civil Engineering and Engineering Mechanics, Columbia University, NY, New York.

• “Numerical Modeling of Liquefaction and Lateral Ground Deformation Including Cyclic Mobility and Dilation Response in Soil Systems,” (1996), Ender Parra, PhD Thesis, Dept. of Civil Engineering, Rensselaer Polytechnic Institute, Troy, NY.

More References:

• “Numerical Analysis of Seismically Induced Deformations In Saturated Granular Soil Strata,” (1994), Ahmed M. Ragheb, PhD Thesis, Dept. of Civil Engineering, Rensselaer Polytechnic Institute, Troy, NY.

• “Identification and Modeling of Earthquake Ground Response,” (1995), A. -W. Elgamal, M. Zeghal, and E. Parra, First International Conference on Earthquake Geotechnical Engineering, IS-TOKYO’95, Vol. 3, 1369-1406, Ishihara, K., Ed., Balkema, Tokyo, Japan, Nov. 14-16. (Invited Theme Lecture).

• “Prediction of Seismically-Induced Lateral Deformation During Soil Liquefaction,” (1995), T. Abdoun and A. -W. Elgamal, Eleventh African Regional Conference on Soil Mechanics and Foundation Engineering, International Society for Soil Mechanics and Foundation Engineering, Cairo, Egypt, Dec. 11-15.

• “Liquefaction of Reclaimed Island in Kobe, Japan,” (1996), A. -W. Elgamal, M. Zeghal, and E. Parra, Journal of Geotechnical Engineering, ASCE, Vol. 122, No. 1, 39-49, January.

• “Analyses and Modeling of Site Liquefaction Using Centrifuge Tests,” (1996), E. Parra, K. Adalier, A. -W. Elgamal, M. Zeghal, and A. Ragheb, Eleventh World Conference on Earthquake Engineering, Acapulco, Mexico, June 23-28.

• “Identification and Modeling of Earthquake Ground Response II: Site Liquefaction,” (1996), M. Zeghal, A. -W. Elgamal, and E. Parra, Soil Dynamics and Earthquake Engineering, Vol. 15, 523-547, Elsevier Science Ltd.

• “Soil Dilation and Shear Deformations During Liquefaction,” (1998a), A.-W. Elgamal, R. Dobry, E. Parra, and Z. Yang, , Proc. 4th Intl. Conf. on Case Histories in Geotechnical Engineering, S. Prakash, Ed., St. Louis, MO, March 8-15, pp1238-1259.

• “Liquefaction Constitutive Model,” (1998b), A.-W. Elgamal, E. Parra, Z. Yang, R. Dobry and M. Zeghal, Proc. Intl. Workshop on The Physics and Mechanics of Soil Liquefaction, Lade, P., Ed., Sept. 10-11, Baltimore, MD, Balkema.

• “Modeling of Liquefaction-Induced Shear Deformations,” (1999), A. Elgamal, Z. Yang, E. Parra and R. Dobry, Second International Conference on Earthquake Geotechnical Engineering, Lisbon, Portugal, 21-25 June, Balkema.

• “Dynamic Soil Properties, Seismic Downhole Arrays and Applications in Practice,” (2001), A.-W. Elgamal, T. Lai, Z. Yang and L. He, 4th International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, S. Prakash, Ed., San Diego, California, USA, March 26-31.

• “Numerical Analysis of Embankment Foundation Liquefaction Countermeasures,” (2002), A. Elgamal, E. Parra, Z. Yang, and K. Adalier, J. Earthquake Engineering, 6(4), 447-471.

• “Application of unconstrained optimization and sensitivity analysis to calibration of a soil constitutive model ,” (2003), Z. Yang and A. Elgamal, Int. J for Numerical and Analytical Methods in Geomechanics, 27 (15), 1255-1316.

• “A Web-based Platform for Live Internet Computation of Seismic Ground Response,” (2004), Z. Yang, J. Lu, and A. Elgamal, Advances in Engineering Software, 35, 249-259.

• “Earth Dams on Liquefiable Foundation: Numerical Prediction of Centrifuge Experiments,” (2004), Z. Yang, A. Elgamal, K. Adalier, and M. Sharp, J. Engineering Mechanics, ASCE, 130(10), 1168-1176.

• “Dynamic Response of Saturated Dense Sand in Laminated Centrifuge Container,” (2005), A. Elgamal, Z. Yang, T. Lai, B.L. Kutter, and D. Wilson, J. Geotechnical and Geoenvironmental Engineering, ASCE, 131(5), 598-609.

• “Modeling Soil Liquefaction Hazards for Performance-Based Earthquake Engineering,” (2001), “S. Kramer, and A. Elgamal, Pacific Earthquake Engineering Research (PEER) Center Report No. 2001/13, Berkeley, CA.

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UC San Diego Soil Model:

• NDMaterial Command
  • UC San Diego soil models (Linear/Nonlinear, dry/drained/undrained soil response under general 2D/3D static/cyclic loading conditions (please visit UCSD for examples)
    • PressureIndependMultiYield Material
    • PressureDependMultiYield Material
    • PressureDependMultiYield02 Material
    • PressureDependMultiYield03 Material
  • UC San Diego Saturated Undrained soil
    • FluidSolidPorousMaterial

• Element Command
  • UC San Diego u-p element (saturated soil)
    • Four Node Quad u-p Element
    • Brick u-p Element
    • bbarQuad u-p Element
    • bbarBrick u-p Element
    • Nine Four Node Quad u-p Element
    • Twenty Eight Node Brick u-p Element
• Related References

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