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1383.8. NotationThe following symbols are used in this paper:C cC v , C vhLL, PIOCRq c , f s= Compressibility index= vertical or horizontal coefficient of consolidation= Liquid limit or plastic index= Overconsolidation ratio= CPT measured tip resistance or skin frictionR, R EOD = Total pile resistance at any time t or the reference pile resistance at the EOD∆R = Gain in pile resistance with respect to resistance estimated at EODq u , S u = Unconfined compressive strength or undrained shear strengtht= Time after end of drivingσ h , μ = Lateral earth pressure or hydrostatic pressure3.9. ReferencesAbdelSalam, S. S., Sritharan, S., and Suleiman, M. T. (2010). ―Current Design andConstruction Practices of Bridge Pile Foundations with Emphasis on Implementationof LRFD.‖ Journal of Bridge Engineering, ASCE, 15(6), pp. 749-758.American Association of State Highway and Transportation Officials (AASHTO). (2008).LRFD Bridge Design Specifications Customary U.S. Units 4 th Edition. Interim,Washington, D.C.American Standard Test Method (ASTM) Standard D2435. (2004). Standard Test methodsfor One-Dimensional Consolidation Properties of Soils Using Incremental Loading,ASTM International, West Conshohocken, PA.Casagrande, A. (1936). ―Determination of the Preconsolidation Load and Its PracticalSignificance.‖ Proceedings of 1 st International Conference on Soil Mechanics andFoundation Engineering, Cambridge, Massachusetts, Vol. 3, pp. 60-64.Davisson, M. (1972). ―High Capacity Piles‖. Proceedings, Soil Mechanics Lecture Series onInnovations in Foundation Construction, ASCE, IL Section, Chicago, IL, pp. 81–112.Fellenius, B. H. (2002). ―Pile Dynamics in Geotechnical Practice-Six Case Histories.‖