Figure 7. Baseline and time-elapsed post-improvement relative density and fines content as
correlated from cone tip resistance
FEATURE
Figure 8. Pre-Figure and 8. Pre-post- and post-improvement improvement factor of safety factor (FS) against of liquefaction safety for (Event FS)1 using against the Boulanger liquefaction and Idriss (2014) procedures
for Event 1 using Boulanger and Idriss (2014) procedures
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Acknowledgements
The authors wish to thank the sponsors of this research, which includes the National
Cooperative Highway Research Program under grant NCHRP-180, and the South Carolina
chapter of the Pile Driving Contractors Association (PDCA). The authors gratefully
acknowledge the significant effort by Van Hogan, formerly of the PDCA, as well as member firms that have contributed materials, labor, and equipment: Pile Drivers, Inc.,ME, Soil Consultants Inc., Chuck Dawley Surveying, Cox Wood Industries, and Hayward
Baker, Inc.
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