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"Lateral Displacements during and after liquefaction can be estimated using our NovoLiq software ..."

 
 

Analysis Methods

There are many traditional methods for liquefaction analysis, proposed by geoscientists across the world. NovoLiq is designed so flexible that user may choose among different methods and formulae for each single task during the analysis. Following is a list of more than 75 options available in NovoLiq. Please read the Theory Manual for more details.

 

Input Field Test Data

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Standard Penetration Test (SPT)

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Becker Density Test (BDT)

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Shear Wave Velocity (VS)

 

Ks

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NCEER 1997 Workshop

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Vancouver task force 2007

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Idriss & Boulanger 2004

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Cetin et al. 2004

 

BDT to SPT Conversion Methods

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Harder & Seed

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Alex Sy & Campanella (considers friction)

   

Probability of Liquefaction (PL)

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Youd and Noble

 

SPT Corrections

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Depth (Overburden) Corrections

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Hammer Energy Correction

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Borehole Diameter Correction

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Rod Length Correction

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Sampling Method Correction

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Water Level Correction

 

SPT Overburden Correction Methods

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Gibbs and Holtz, 1957

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Peck and Bazaraa, 1969

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Peck, Hanson and Thornburn, 1974

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Seed, 1976

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Tokimatsu and Yoshimi, 1983

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Liao and Whitman, 1986

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Skempton, 1986

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Samson, 1986

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Canadian Foundation Engineering Manual, 2006

 

Shear Wave Velocity Normalization with Depth

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Robertson et al., 1992

 

Cyclic Resistance Ratio CRR Methods

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Japanese Bridge Code

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Chinese Code

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Seed et al. (1983)

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Tokimatsu-Yoshimi (1983)

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Shibata (1981)

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Kokusho et al. (1983)

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Vancouver Task Force (2007)

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NCEER Workshop (1997)

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Boulanger and Idriss (2004)

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Cetin et al. (2004): Probabilistic and Deterministic Assessment

 

Magnitude Scaling Factor

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Seed & Idriss, 1982

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Idriss

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Ambraseys, 1988

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Andrus & Stokoe

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Arango, 1996 : upper limit

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Arango, 1996 : lower limit

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Youd & Noble, 1996Ohba and Toriumi, 1970

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Tokimatsu and Seed, 1987

 

 

Fines Content Correction Methods

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Idriss & Seed, 1997 (NCEER Workshop)

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Robertson & Wride, 1997 (NCEER Workshop)

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Idriss & Boulanger, 2004

 

Depth Reduction Factor Rd Methods

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NCEER Workshop, 1997 recommended

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Thomas F. Blake

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Idriss & Boulanger, 2006

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Kayen et al., 1992

 

Relative Density Dr Methods (for lateral displacement calculations)

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Gibbs & Holtz, 1957

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Meyerhof, 1957

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Yoshida, 1988

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Idriss & Boulanger, 2003

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Skempton, 1986

 

Post Liquefaction Lateral Displacement Method

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Zhang, Robertson & Brachman, 2004

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Youd et. al., 2002

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Barlett and Youd, 1992

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Hamada et. al., 1986

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Youd and Perkins, 1987

 

Post Liquefaction Settlements Method

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Wu, 2002

 

Post Liquefaction Residual Strength Sr Method

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Idriss & Boulanger, 2007