Depth correction factor (CN)
 |
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 |
Other correction factors
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Borehole diameter (CB) |
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Sampling method (CS) |
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Rod length (CR) |
Modulus of elasticity (Es)
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Tan et al., 1991 for sands (normally consolidated)
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Bowles, 1996 for sands (normally consolidated/ over consolidated / saturated)
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Bowles, 1996 for gravely sands
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Tan et al., 1991 for gravely sands
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Tan et al., 1991 for clayey sands
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Tan et al., 1991 for silts, sandy silt, or clayey silt
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Ghahramani and Behpoor, 1989 (saturated clays)
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Skempton, 1986
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Papadopoulos, 1992
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Kulhawy and Mayne, 1990
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D'Appolonia
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Schultz and Muhs
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Stroud, 1988
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Friction angle (F)
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Terzaghi, Peck and Mesri (2 equations)
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Hatanaka and Uchida, 1996 for Sands (2 equations)
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Ohsaki et al., 1959
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Japan Road Association, 1990
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Dunham, 1954 (3 equations)
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Shioi and Fukui, 1954 (2 equations)
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Meyerhof, 1959
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Peck, Hanson and Thornburn, 1974
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Bowles, 2002
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Mezenbach, 1961 (7 equations)
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Kampengsen (2 equations for N60 and N1,60)
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Chonburi (2 equations for N60 and N1,60)
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Ayuthaya (2 equations for N60 and N1,60)
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Wolff, 1989
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Kulhawy and Mayne, 1990
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Peck et al., 1953
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Duncan, 2004 (3 equations)
|
|
|
...
|
Relative density of sands (Dr)
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Gibbs and Holtz, 1957
|
|
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Meyerhof, 1957
|
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Yoshida et al., 1988
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Idriss and Boulanger, 2003
|
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Skempton, 1986
|
|
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Cubrinovski and Ishihara, 1999 (3 equations)
|
Undrained shear strength (Su)
|
|
Terzaghi and Peck, 1967
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|
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Meyerhof, 1956
|
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Peck et al., 1974
|
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Ghahramani and Behpoor, 1989
|
|
|
Stroud, 1989
|
|
|
Sowers, 1979 for all soil types
|
|
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Stroud and Butler, 1975
|
|
|
Japanese Road Association
|
|
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Reese, Touma and O'Neill, 1976
|
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Kulhawy and Mayne, 1990
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|
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Hara et al., 1974
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Hatef and Keshavarz, 2004
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Tavares, 1988
|
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Ajayi and Balogun, 1988
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Stroud, 1974
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|
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Decourt, 1989
|
|
|
...
|
Shear wave velocity (VS)
|
|
Imai and Yoshimura, 1970
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|
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Ohba and Toriumi, 1970
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Imai, 1977 (4 equations)
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Imai and Tonouchi, 1982
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Ohta and Goto, 1978
|
|
|
Japanese Highway Bridge Design Code
|
|
|
Iyisan
|
|
|
Tomio Inazaki, Public Works Research Institute of Japan, 2006
|
|
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Baziar, Fallah, Razeghi and Khorasani, 1998
|
|
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Okamota, 1989
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Tamura and Yamazaki, 2002
|
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Lee, 1990 (3 equations)
|
|
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Jafari et al., 1997
|
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Yokota et al., 1991
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|
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Ulegergerli and Uyanik, 2004
|
|
|
Jafari, Shafiee and Razmkhah, 2002 (3 equations)
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|
|
Jafari et al., 1997
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|
|
Yokota et al., 1991
|
|
|
Lee, 1990 (3 equations)
|
|
|
Sykora and Stokoe, 1983
|
|
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Seed et al., 1983
|
|
|
Seed and Idriss, 1981
|
|
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Imai et al., 1975
|
|
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Ohta et al., 1972
|
|
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Shibata, 1970
|
|
|
Kanai et al., 1966
|
|
|
Ohsaki and Iwazaki, 1973 (2 equations)
|
|
|
...
|
Shear modulus (Gmax)
|
|
Imai and Tonouchi, 1982
|
|
|
Seed, Idriss and Arango, 1983
|
|
|
Anbazhagan, Sitharam and Diryac, 2007
|
|
|
Wroth et al., 1979
|
|
|
Ohsaki and Owasaki, 1973
|
|
|
Seed et al., 1986 (2 equations)
|
|
|
Randolph, 1981
|
Liquefaction Cyclic Resistance Ratio (CRR)
|
|
University of California, Davis
|
|
|
Chinese Code
|
|
|
Shibata
|
|
|
Kokusho
|
|
|
Seed et al.
|
|
|
Tokimatsu
|
|
|
NCEER, 1977
|
Bearing capacity of shallow foundations (qa)
|
|
Burland and Burbidge, 1985
|
|
|
Terzaghi
|
|
|
Meyerhof, 1976
|
|
|
Parry, 1977
|
|
|
Peck et al., 1974
|
Settlement of shallow footings (S)
|
|
Modified Meyerhof, 1965
|
|
|
modified Meyerhof (based on Terzaghi and Peck)
|
|
|
Terzaghi and Peck, 1967
|
|
|
Peck and Bazaraa, 1969
|
|
|
Peck, Hanson and Thornburn, 1974
|
|
|
Burland and Burbidge, 1985
|
|
|
Duncan and Buchignani, 1976
|
|
|
Alpan, 1964
|
|
|
Anagnostropoulos et al., 1991
|
Soil Consistency
|
|
Based on conventional agreement in geotechnical engineering proposed by Meyerhof, 1965 |
Becker Penetration Test BPT (equivalent values)
|
|
Harder and Seed, 1986 |
|
|
Alex Sy and Campanella, 1994 |
Pile skin and end bearing
|
|
Meyerhof, 1976 (4 equations) |
|
|
Reese and O'Neill, 1988 (2 equations) |
|
|
GEO, 1996 and Yau, 2000 |
|
|
Yves Robert, 1997 |
|
|
Reese and Wright, 1977 (2 equations) |
|
|
O'Neill and Hassan, 1994 |
|
|
Quiros and Reese, 1977 |
Compressibility factor (mV)
|
|
Stroud, 1989 |
Pressuremeter modulus (EPMT)
|
|
Ohya et al., 1982 |
Saturated unit weight (g)
|
|
Kulhawy and Mayne, 1990 |
Wildcat dynamic penetrometer cone resistance (qd) and blow count (Nd)
|
|
J. Fred Triggs, Paul D. Simpson, 1990 |
Modulus of subgrade reaction (Ks30)
|
|
Zhang and Wang |
Initial Modulus of Stiffness (Go, E)
|
|
Schnaid et al., 2004 |
|
|
Sandroni, 1991 |
|
