Print ISSN: 1937-5247 Online ISSN: 1937-5255

Frequency: Bi-annually (April/May & Nov/Dec) and continuously as preprint online

Print ISSN: 1937-5247 Online ISSN: 1937-5255

DOI: 10.37308

Frequency: Bi-annually (April/May & Nov/Dec) and continuously as preprint online

DFI Journal - The Journal of the Deep Foundations Institute

All Issues

2025 – Volume 19
Issue 1 – April 2025

Editorial Note, Issue 1, Vol 19 – 2025

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol19No1.e


Revisiting Mansur and Kaufman (1956): Pile Tests, Low Sill Structure, Old River, Louisianna

B. H. Fellenius
DOI: 10.37308/DFIJnl.20240510.309


Revisiting Vesic (1970): Tests on Instrumented Piles, Ogeechee River Site

B. H. Fellenius
DOI: 10.37308/DFIJnl.20240513.310

Keywords:
pipe pile, strain-gages, static loading tests, critical depth, residual force


Revisiting Meyerhof et al. (1981) and McGammon and Golder (1970) – Analysis of tests on piles in want of instrumentation

B. H. Fellenius
DOI: 10.37308/DFIJnl.20220316.266

Keywords:
driven piles, load-displacement performance, experimental testing, case history revisit, toe and shaft resistance


Revisiting Tavenas (1971): Tests on Piles in Sand

B. H. Fellenius
DOI: 10.37308/DFIJnl.20230531.282

Keywords:
precast concrete pile, H-pile, telltales, static loading tests, back-analysis, load-movement


Revisiting Hunter and Davisson (1969) and Gregersen et al. (1973): Establishing residual force

B. H. Fellenius
DOI: 10.37308/DFIJnl.20230424.274

Keywords:
precast concrete pile, H-pile, telltales, static loading tests, back-analysis, load-movement


Revisiting Okabe (1977), Cooke et al. (1981), Hansbo (1984), and Russo and Viggiani (1995) – The response of a wide pile group to load

B. H. Fellenius
DOI: 10.37308/DFIJnl.20230620.284

Keywords:
pile group, force distribution, interior piles, perimeter piles, drag force, contact stress

Issue 2 – November 2025

Editorial Note – DFI Journal, Vol. 19, Issue 2 (2025)

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol19No2.e


Neural Networks for Enhanced Pile Design Coefficients in Effective Stress Beta Method

R. Salunke, N.M. Shuman, & S.K. Khan
DOI: 10.37308/DFIJnl.20240304.308

Keywords:
Beta method, β, Nt coefficients, neural networks, machine learning, load carrying capacity, driven piles, SPT


Displacements and Pressures Caused by Drilled Displacement Piles

I.A. Oweis & S. Gao
DOI: 10.37308/DFIJnl.20240724.312

Keywords:
drilled displacement piles, geotechnical monitoring, stresses, pore water pressures, cavity expansion


Load Tests and Numerical Modeling of Drilled Displacement and Driven Piles in Marl in Savannah, Georgia

Z. Zhou, X. Zheng, G. Lin, & C. Lin
DOI: 10.37308/DFIJnl.20250129.320

Keywords:
Driven pile, drilled displacement pile, marl, numerical simulation, t-z method, CPT correlation


Database of Load Transfer Responses from Static Loading Tests on Instrumented Piles with and without Residual Load Correction

J. Blanchard, A. Jana, R.A. Coffman, A. Stuedlein, & A.S. Budge
DOI: 10.37308/DFIJnl.20250719.324

Keywords:
instrumented piles, strain gauges, t-z curves, load-transfer, residual loads, database


Analytical Model of In-Situ Root-Inspired Ground Anchor Actuation and Pullout

J.A. Huntoon & J.D. Frost
DOI: 10.37308/DFIJnl.20241008.333

Keywords:
anchors, bio-inspired, reliability-based design

2024 – Volume 18
Issue 1 – April 2024

Editorial Note, Issue 1, Vol 18 – 2024

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol18No1.e


Evaluation of Tangent Bearing Element Axial Load Response

J. Sinnreich
DOI: 10.37308/DFIJnl.20230818.292

Keywords:
augered cast-in-place piles, continuous flight augered piles, augered pressure-grouted piles, tangent bearing elements, bi-directional static load testing


The Effect of Setup Time in Geotechnical Resistance Factor of Driven Steel Piles in Alberta: a Case Study

P. Roshani, J.A. Infante Sedano, M.A. Tutunchian, & R. Rezvani
DOI: 10.37308/DFIJnl.20231001.296

Keywords:
pile bearing capacity, PDA test, setup time, regionally calibration, Monte Carlo Simulation (MCS)


Performance Evaluation of SPT-based Design Methods for the Axial Capacity of Driven Piles in Glacial Deposits

M. Jesswein, J. Liu, & M. Kwak
DOI: 10.37308/DFIJnl.20230524.281

Keywords:
driven piles, axial capacity, prediction methods, standard penetration test, glacial deposits, resistance factor


Centrifuge Modeling of the Monotonic Capacity of Offshore Ring Anchors in Sand

L. Huang, A. Martinez, C. Aubeny, D. DeGroot, S.Arwade, & R. Beemer
DOI: 10.37308/DFIJnl.20230915.297

Keywords:
floating offshore, ring-shaped anchor, offshore anchor, centrifuge modeling


Experimental Evaluation of Optimizing Sheet Pile Installation Depth and Distance to Mitigate Liquefaction-Induced Foundation Settlements

M.K. Alam & R. Motamed
DOI: 10.37308/DFIJnl.20230809.291

Keywords:
excess pore water pressure, foundation settlement, sheet pile, soil liquefaction

Issue 2 – November 2024

Editorial Note, Issue 2, Vol 18 – 2024

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol18No2.e


Preliminary study of shear strain-based design approach for onshore wind turbine foundations

J. Li, D. Wang, & Y. Yin
DOI: 10.37308/DFIJnl.20230707.286

Keywords:
Onshore wind turbine foundation; Shear strain threshold; Cyclic soil degradation behavior


Application of the Wave Equation to the Dynamic Capacity of Grouped Piles

J. Blanchard & R.A. Coffman
DOI: 10.37308/DFIJnl.20240222.307

Keywords:
driven piles, driving stresses, strain gauges, wave equation, group piles, blow count depth matching


Characterizing residual strength of p-y curves for rock-socketed pile shafts

A. Khosravifar
DOI: 10.37308/DFIJnl.20231025.302

Keywords:
Piles, rock-socketed shafts, p-y curves, residual strength


Design Aid for Selection of H-Piles

D. Dotson, A. Mahgoud, & J. Rigrish
DOI: 10.37308/DFIJnl.20231024.301

Keywords:
H-piles, driven pile design aid, AISC, AASHTO, ASD, LRFD, combined stress analysis


A Behavior Comparison of Grouted and Screw Nailed Walls in Sandy and Clayey Soils

P. Zahedi, H. Soltani-Jigheh, & A. Rezaei-Farei
DOI: 10.37308/DFIJnl.20230824.293

Keywords:
crew nail, grouted nail, abaqus-3D, sandy soil, clayey soil, screw nail interaction

2023 – Volume 17

Issue 1 – April 2023

Editorial Note, Issue 1, Vol 17 – 2024

J. Bishop & C. Woods
DOI: 10.37308/DFIJnlVol17No1.e


Surface In-situ Stabilization of Saturated Ash for CCR Impoundment Closures

P.R. Lear
DOI: 10.37308/DFIJnl.20220316.252

Keywords:
in situ stabilization, ash, impoundments


Observations on the Seismic Loading of Rigid Inclusions based on 3D Numerical Simulations

M. Gibson & A. Stuedlein
DOI: 10.37308/DFIJnl.20220513.256

Keywords:
rigid inclusions, seismic response, liquefaction, kinematic loading, amplification


Determination of design parameters for solidification-stabilization soil improvement in retaining structures

A.B. Lundberg, C. Ramel, & F. Bergman
DOI: 10.37308/DFIJnl.20220801.261

Keywords:
Solidification-stabilization, deep mixing, retaining structures


Comparative Study on Ground Improved by Stone Columns and Ground Improved by Hybrid Concrete Columns

C. Jung, W. Chong, P. Maheshwari, S. Shariff, P. Sreenivasa, & K. Hong
DOI: 10.37308/DFIJnl.20220512.255

Keywords:
stone columns, hybrid concrete columns, group load tests, load transfer, analytical models


Experimental Investigation of Helical Pile Performance for Loess Deposits Improvement

A. Eslami, F. Rostami, S. Heidarie Golafzani, & M. Arabameri
DOI: 10.37308/DFIJnl.20221114.264

Keywords:
Golestan Loess, Helical Pile, Wet & Dry Method, FCV-AUT, Full-Scale Testing, Ground Improvement

Issue 2 – November 2023

Editorial Note, Issue 2, Vol 17 – 2023

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol17No2.e


Dynamic Behavior of Helical Piles in Dry and Liquefiable Soils using Scaled Shake Table Tests

M.J. Orang & R. Motamed
DOI: 10.37308/DFIJnl.20210430.236

Keywords:
helical piles, multiple shakings, dynamic behavior, settlement, shake table test


Axial and Lateral Load Test Performance of Steel Fin Piles

J.F. Hubler, A. LaRegina, H. Iezzoni, S. McInnes, & A. Ryberg
DOI: 10.37308/DFIJnl.20230405.272

Keywords:
load testing, fin piles, shape array, modeling


Part I: Selection and Design of Rigid Inclusions

M. Smith, J. Bishop, J. Collin, A. Gallant, M. Hudson, L. Johnsen, K. Kniss, M. Pockoski, S. Swift, S. Warren, K. Wissmann, & T. Siegel
DOI: 10.37308/DFIJnl.20230303.279

Keywords:
rigid inclusions, ground improvement, foundation support, column supported embankments, rigid inclusions in seismic environments


Part II: Construction and Verification of Rigid Inclusions

M. Smith, J. Bishop, J. Collin, A. Gallant, M. Hudson, L. Johnsen, K. Kniss, M. Pockoski, S. Swift, S. Warren, K. Wissmann, & T. Siegel
DOI: 10.37308/DFIJnl.20230930.298

Keywords:
rigid inclusions, ground improvement, quality control, field verification


Residual Force and Downdrag Impacts on Static Loading Tests and Design of CFA Piles

B. Fellenius & S. Jacobs
DOI: 10.37308/DFIJnl.20221208.268

Keywords:
piled foundations, static loading tests, strain-gage instrumentation, cptu, residual force, downdrag, drag force, settlement, building code


P-Y Lateral Pile Analyses Accounting for Arbitrary Loading Directions and Calibration Uncertainty

W.O. McCarron
DOI: 10.37308/DFIJnl.20230109.269

Keywords:
finite element, monte carlo simulations, cowden pile tests

2022 – Volume 16

Issue 1 – April 2022

Editorial Note – Vol. 16, No. 1, 2022

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol16No1.e


Application of the Concrete Stressmeter for Augered Cast-in-Place (ACIP) Deep Foundation Testing

J. Sinnreich & W. Ryan
DOI: 10.37308/DFIJnl.20180926.185

Keywords:
stressmeter, pile load testing, force distribution, Augered-Cast piles, ACIP


Modified Standard Penetration Test for Illinois Weak Fine-Grained Rocks

T. Stark, A. Baghdady, A. Osouli, H. Shoup, & M. Short
DOI: 10.37308/DFIJnl.20201214.229

Keywords:
Standard Penetration Test, weak fine-grained rocks, shale, mudstones, siltstone unconfined compressive strength, drilled shafts, MSPT


Side Resistance of Drilled Shafts in Weak Fine-Grained Sedimentary Rock

T. Stark, A. Baghdady, A. Osouli, H. Shoup, & M. Short
DOI: 10.37308/DFIJnl.20210408.235

Keywords:
rock socketed drilled shafts, side resistance, weak fine-grained sedimentary rocks, unconfined compressive strength


Fibre-Reinforced Grout for Micropile Construction

M. Abdlrahem & M.H. El Naggar
DOI: 10.37308/DFIJnl.20210521.238

Keywords:
hollow bar micropiles, grout, fiber, moment-curvature, lateral capacity


Increase of CPT Cone Resistance in Sand Due to Installation of Press-In Piles

B. Fellenius & S.A. Tan
DOI: 10.37308/DFIJnl.20220209.249

Keywords:
Spun piles, CPTU sounding, strain gage instrumentation, installation effect

Issue 2 – November 2022

Editorial Note, Vol. 16, No. 2, 2022

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol16No2.e


Life Cycle Assessment of Drilled Shafts

M. Lee & D. Basu
DOI: 10.37308/DFIJnl.20211026.245

Keywords:
life cycle assessment, drilled shaft foundations, carbon footprint, environmental impact, sustainability


Axial Load Capacity Predictions of Drilled Displacement Piles With SPT- and CPT-based Direct Methods

G. Figueroa, A. Marinucci, & A. Lemnitzer
DOI: 10.37308/DFIJnl.20220512.262

Keywords:
pile analyses, drilled displacement piles, axial load tests, interpreted failure load, direct CPT methods, direct SPT methods, bearing capacity


A Comprehensive Comparison and Analysis of In-Situ Dynamic and Static Tests of a Cased Drilled Shaft

I. Tomac, K. Zhu, & Y. Wang
DOI: 10.37308/DFIJnl.20220512.263

Keywords:
cased drilled shaft, soil-structure interaction, pile bearing capacity, PDA testing, full-scale static testing


Combined Effects of Liquefaction-Induced Lateral Spreading and Superstructure Inertial Loads on Pile Foundations

J.A. Martinez, A. Khosravifar, A. Ebeido, & A. Elgamal
DOI: 10.37308/DFIJnl.20220512.265

Keywords:
Pile foundations, liquefaction, lateral spreading, combined inertial and kinematic loading


Combined Side and Base Resistance in Rock-Socketed Drilled Shafts – A State of the Art Consensus

P. Axtell, J. Turner, B. Turner, S. Jacobs, K. McIntosh, B. Vega, B. Hertlein, & J. Gómez
DOI: 10.37308/DFIJnl.20221115.267

Keywords:
rock socket, side resistance, base resistance, axial loading, displacement compatibility

2021 – Volume 15

Issue 1 – April 2021

Editorial Note – Vol. 15, No. 1, 2021

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol15No1.e


Resistance Factors at Serviceability Limit State Using the Texas Cone Penetrometer as the Predictive Model

R.B. Moghaddam, H. Seo, W.D. Lawson, J.G. Surles, & P.W. Jayawickrama
DOI: 10.37308/DFIJnl.20200409.216

Keywords:
serviceability limit state, LRFD, deep foundations, load test, Texas Cone Penetration test, calibration, Monte Carlo Simulation


Full-Scale Load Testing and Extraction of Augered Cast-in-Place (ACIP) Piles in Central Florida

A. Marinucci,R.B. Moghaddam, & W. Jr. NeSmith
DOI: 10.37308/DFIJnl.20200525.218

Keywords:
augered cast-in-place piles, full-scale load testing, incremental rigidity, tangent modulus, integrity


Geotechnical Resistances of Drilled Shafts in Triassic Basin Sedimentary Rocks

J.P. Turner & W.A. Billiet
DOI: 10.37308/DFIJnl.20200701.220

Keywords:
drilled shafts, foundation design, rock sockets, side resistance, base resistance, Triassic Basins, red beds, sedimentary rock, load testing, construction quality control, quality assurance


Skin Friction Directionality in Monotonically-and Cyclically-Loaded Bio-inspired Piles in Sand

A. Martinez & K. O’Hara
DOI: 10.37308/DFIJnl.20200831.222

Keywords:
skin friction, shaft resistance, cyclic loading, centrifuge modeling, bio-inspiration


Results of an Instrumented Static Loading Test and Its Application to Design Compilation of an International Survey

B. H. Fellenius
DOI: 10.37308/DFIJnl.20200923.224

Keywords:
static loading test, strain-gage instrumentation, load distribution, general subsidence, pile settlement

Issue 2 – November 2021

Editorial Note – Vol. 15, No. 2, 2021

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol15No2.e


A Small-Scale Experimental Investigation on the Benefits of a Hybrid Pile/Footing System on Sand

M.A. Maadheedi, N. Hytiris, & S.B. Mickovski
DOI: 10.37308/DFIJnl.20200929.225

Keywords:
Steel piles, pipe piles, deep foundations, ground improvement, hybrid pile/footing


Lateral Spreading and Stability of Embankments Supported on Fractured Unreinforced High-Modulus Columns

A.P. Gallant & D. Botero-Lopez
DOI: 10.37308/DFIJnl.20201015.226

Keywords:
column supported embankments, high-modulus columns, column fracturing, crust, lateral spreading


Optimum Open Cell Sheet Pile (OCSP) Quay Wall System in Port Said, Egypt

E.R. Tolba, S. Abd-Ellah, E. Galal, E. Ahmed Sallam, & M. Ahmed Kamal
DOI: 10.37308/DFIJnl.20201202.227

Keywords:
Port Said East Port, optimum quay wall, Plaxis 3D, strain-hardening soil model


Commentary to: Prediction, Testing, and Analysis of a 50 M Long Pile in Soft Marine Clay-Journal of the Deep Foundations Institute, 13(2) 1-7

S.R. Saye & A.W. Stuedlein
DOI: 10.37308/DFIJnl.20210515.237

Keywords:
loading test, testing, displacement pile


Model Uncertainties in Foundation Design

N.C. Samtani
DOI: 10.37308/DFIJnl.20210525.239

Keywords:
foundation design, shallow foundations, driven piles, drilled shafts


Evaluation of Negative Skin Friction on Bridge Abutment Piles

O. Drbe, M.H. El Naggar, & A. Sadrekarimi
DOI: 10.37308/DFIJnl.20210727.240

Keywords:
drag force, negative skin friction, instrumentation

2020 – Volume 14

Issue 1 – April 2020

Editorial Note – Vol. 14, No. 1, 2020

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol14No1.e


Development of Experimental P-Y Curves from Centrifuge Tests for Piles Subjected to Static Loading and Liquefaction-Induced Lateral Spreading

M. Souri, A. Khosravifar, S. Schlechter, N. McCullough, & S.E. Dickenson
DOI: 10.37308/DFIJnl.20191120.212

Keywords:
pile foundations; liquefaction; lateral spreading; centrifuge models; p-y curves


Safety Factor for Drilled Shaft Foundations Subjected to Wind-Induced Torsion

V. Aguilar,A. Nowak, J.M. Stallings, & J.B. Anderson
DOI: 10.37308/DFIJnl.20191014.211

Keywords:
structural reliability, torsion, torsional resistance, drilled shaft foundations, pile foundation, factor of safety, reliability-based design


Analysis of Strain-Gage Records from a Static Loading Test on a CFA Pile

B.H. Fellenius & T. Ruban
DOI: 10.37308/DFIJnl.20181008.189

Keywords:
static loading test, CFA pile, strain-gage instrumentation, axial stiffness


Theoretical “t-z” Curves for Piles in Radially Inhomogeneous Soil

A. Bateman & J. Crispin
DOI: 10.37308/DFIJnl.20190930.210

Keywords:
piles, settlement, t – z curves, radial inhomogeneity, soil/structure interaction


Sensitivity Analysis of Soft Clay Parameters on an Existing Quay Wall at the East Port in Port Said, Egypt

E.R. Tolba, S. Abd Ellah, E.M. Galal, E.A. Sallam, & M.A. Kamal
DOI: 10.37308/DFIJnl.20200602.219

Keywords:
Port Said clay, quay wall, Plaxis 3D, strain-hardening soil model, soft clay

Issue 2 – November 2020

Editorial Note – Vol. 14, No. 2, 2020

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol14No2.E


Behavior of Sand Compaction Columns Installed in Cohesionless Deposits

N. Aarthi
DOI: 10.37308/DFIJnl.20200820.221

Keywords:
sand compaction column, finite element analysis, parametric study, angle of internal friction, diameter of the column


Helical Pile Capacity-to-Torque Correlation: A More Reliable Capacity-to-Torque Factor Based on Full Scale Load Tests

M. Souissi, J.A. Cherry, & T. Siller
DOI: 10.37308/DFIJnl.20190716.208

Keywords:
helical pile, capacity torque ratio, ultimate capacity, helix configuration, shaft geometry, compression, tension, AC358


How Soils Can Help Predict High Rebound of Prestressed Concrete Displacement Piles

P.J. Cosentino & D.J. Horhota
DOI: 10.37308/DFIJnl.20190617.206

Keywords:
pre-stressed concrete piles, high displacement, low permeability sand, rebound soils


Shear Demands of Rock-Socketed Piles Subject to Cyclic Lateral Loading

R. Farrag, C. Cox, B.J. Turner & A. Lemnitzer
DOI: 10.37308/DFIJnl.20200526.223

Keywords:
piles, lateral loading, stiffness contrast, rock sockets, shear reinforcement


Use of Case Histories to Illustrate the Effect of Installation Activities on the Side Resistance of Pipe Piles in Plastic Soils

S. Saye, B. Kumm, & A.W. Stuedlein
DOI: 10.37308/DFIJnl.20200121.213

Keywords:
side resistance, plastic soils, pile installation methods, pile installation, soft soils, driven pipe piles

2019 – Volume 13

Issue 1 – April 2019

Editorial Note – Vol. 13, No. 1, 2019

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol13No1.e


Performance Assessment of Wave Equation Analysis for Driven Steel H-Piles in IGM

P. Adhikari, Y.Z. Gebreslasie, K.W. Ng, & S.S. Wulff
DOI: 10.37308/DFIJnl.2018.0926.184

Keywords:
pile foundations; liquefaction; lateral spreading; centrifuge models; p-y curves


Estimating Capacity and Reliability of Existing Foundations for Evaluation of Reuse

A. Z. Boeckmann
DOI: 10.37308/DFIJnl.20190314.199

Keywords:
foundation reuse, unknown foundations, driven piles, geophysical methods, foundation load test, pile extraction, pile capacity, reliability


Modified Strong Rock P-Y Curves for Rock-Socketed Pile Shafts

A. Khosravifar & Z. Zafir
DOI: 10.37308/DFIJnl.20190402.202

Keywords:
rock-socketed shaft, p-y springs, lateral load test, pile


Lateral Forces on Pile Due to Soil Slope Creep

D. E. Albus & B. Ghahreman
DOI: 10.37308/DFIJnl.20190318.200

Keywords:
slope creep, slope stability, lateral pile loading, soil velocity profile, young’s pits, puente formation, colluvium, top soil


Torsional Resistance of Drilled Shaft Foundations: A State-of-the-Art Review

V. Aguilar, J.M. Stallings, J.B. Anderson, & A. Nowak
DOI: 10.37308/DFIJnl.20181024.190

Keywords:
drilled shafts, torsional resistance, skin friction methods

Issue 2 – November 2019

Editorial Note – Vol. 13, No. 2, 2019

A. Lemnitzer & T. Siegel
DOI: 10.37308/DFIJnlVol13No2.e


Prediction, Testing, and Analysis of a 50 m Long Pile in Soft Marine Clay

B.H. Fellenius, F. Edvardsson, J. Pettersson, M. Sabattini, & J. Wallgren
DOI: 10.37308/DFIJnl.20190329.201

Keywords:
static loading test, precast concrete pile, strain-gage instrumentation, axial stiffness, stress-dependent and stress-independent shaft resistance


Cyclic Loading of Piles Using the P-Y Method

M. Bristow
DOI: 10.37308/DFIJnl.20190529.204

Keywords:
soil-structure interaction, cyclic loading, laterally loaded piles, p-y method, p-y curves


Behaviour of Hollow Bar Micropiles Under Uplift and Lateral Loading

O. F. El Hadi Drbe & M.H. El Naggar
DOI: 10.37308/DFIJnl.20190613.205

Keywords:
site class F, pile design, driven piles, peat, seismic time history analyses, indicator piles


Foundation Design and Construction Challenges with Marsh Deposits in a High Seismic Risk Zone

T.T. Miyake & M.R. Saberi
DOI: 10.37308/DFIJnl.20181128.194

Keywords:
piles, lateral loading, stiffness contrast, rock sockets, shear reinforcement


Ground Improvement Design and Construction for Seattle’s Elliott Bay Seawall Replacement and Retrofit

W. Perkins & A. Malinak
DOI: 10.37308/DFIJnl.20181128.195

Keywords:
ground improvement, jet grouting

2018 – Volume 12

Issue 1 – April 2018

Editorial Note – Vol. 12, No. 1, 2018

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2018.1546936


Scale Model Investigation of the Effect of Vertical Load on the Lateral Response of Micropiles in Sand

K. Kershaw & R. Luna
DOI: 10.1080/19375247.2018.1462040

Keywords:
micropile, lateral load, combined load, pile load test, scale model


Micropiles Below Groundwater at the South Auditorium Block Site, Buffalo, New York

M.C. Nodine, P. Eggers, M.P. Walker, & D.E Aubrecht
DOI: 10.1080/19375247.2018.1536838

Keywords:
micropile, groundwater, waterproofing, obstructions, basement


Performance of Laterally Loaded Helical Piles in Clayey Soils Established From Field Experience

M. Sakr
DOI: 10.1080/19375247.2018.1430481

Keywords:
helical piles, screw piles, lateral, driven, capacity, clay, cohesive, full-scale, field testing


Case Study: H-Piles Driven Into Shale Rock for Compression and Uplift Resistance

I.S. Oweis & S. Anthony
DOI: 10.1080/19375247.2018.1521608

Keywords:
driven piles, fractured shale, LRFD, uplift


Classification of Piles Based on the Results of Low Strain Pile Integrity Tests – Case Studies of Selected Piles in Lagos and Port-Harcourt, Nigeria

A. Bolarinwa, R. Kalatehjari, & A.D. Ogunwole
DOI: 10.1080/19375247.2017.1422336

Keywords:
low strain pile integrity test (LSPIT), non-destructive tests (NDT), quality control, piles


Binder Threshold Approach to Predicting Soil Mixing Strength in Organic Soils

K. Costello, S. Baker, & G. Mullins
DOI: 10.1080/19375247.2018.1502066

Keywords:
soil mixing, organic soil, threshold, cement factor, water to cement ratio

Issue 2 – August 2018

Editorial Note – Vol. 12, No. 2, 2018

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2018.1562664


Texas Cone Penetrometer Foundation Design Method: Qualitative and Quantitative Assessment

R.B. Moghaddam, P.W. Jayawickrama, W.D. Lawson, J.G. Surles, & H. Seo
DOI: 10.1080/19375247.2018.1536409

Keywords:
allowable stress design, serviceability, predictive validity, deep foundations, full-scale load test, Texas cone penetration test


Wanapum Dam Repaired Using Post-Tensioning Anchors

A. Stein, A.E. Hughes, R. Deschamps, & B.D. Barkauskas
DOI: 10.1080/19375247.2018.1562599

Keywords:
dam anchor, dam repair, dam repairs, strand, post-tensioning, post-tensioned, testing, underwater testing, grouting


Performance-Based Design of Energy Pile Foundations

A. F. Rotta Loria
DOI: 10.1080/19375247.2018.1562600

Keywords:
energy piles, thermo-mechanical behavior, analysis, performance-based design, framework


Advances in Stress-Wave Nondestructive Testing Methods for Evaluation of Deep Foundations

A. Kordjazi, J.T. Coe, & S. Mahvelati
DOI: 10.1080/19375247.2018.1562598

Keywords:
nondestructive testing, stress waves, foundation integrity, inspection, defects, quality control, quality assurance, scaled laboratory models, numerical modelling, full waveform inversion


Comparison of FEA and Analytical Methods for Determining Stability of a RAP Supported MSE Wall

E.C. Reed & D.R. VandenBerge
DOI: 10.1080/19375247.2018.1562593

Keywords:
rammed aggregate piers, global stability, FEA modeling, Meyerhof

Issue 3 – May 2019

Editorial Note – Vol. 12, No. 3, 2018

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2019.1592893


Statistical Evaluation of Design Methods for Micropiles in Ontario Soils

A.P. Almeida & J. Liu
DOI: 10.1080/19375247.2019.1595994

Keywords:
micropile axial capacity; design method; micropile load test


The Deep Soil Mixing for the Galataport Project in Istanbul, Turkey

M. Chiarabelli
DOI: 10.1080/19375247.2019.1588536

Keywords:
ground improvement, deep soil mixing, electronic control devices, seismic tomography


Settlement of Axially Loaded Pile Groups in Inhomogeneous Soil

J.J. Crispin & C.P. Leahy
DOI: 10.1080/19375247.2019.1588535

Keywords:
pile groups, settlement, soil/structure interaction


A Sensitivity Analysis on the Parameters Affecting Large Diameter Helical Pile Installation Torque, Depth and Installation Power for Offshore Applications

G. Spagnoli, C.C. Tsuha, P. Oreste, & C.M. Solarte
DOI: 10.1080/19375247.2019.1595996

Keywords:
helical piles, clays, installation power, uplift capacity, wing ratio, Montecarlo analysis


Measured End Resistance of CFA and Drilled Displacement Piles in San Francisco Area Alluvial Clay

T.C. Siegel, T.J. Day, B.J. Turner, & P. Faust
DOI: 10.1080/19375247.2019.1595993

Keywords:
cast-in-place piles, end resistance, pile loading tests

2017 – Volume 11

Issue 1 – October 2017

Editorial Note – Vol. 11, No. 1, 2017

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2017.1420015


Numerical Simulation of T-Walls Supported by Batter Piles Within a Levee Embankment

J.B. Johnson, F. Vahedifard, P. Kokkali, A.F. Tessari, T. Abdoun, & R.J. Varuso
DOI: 10.1080/19375247.2017.1376369

Keywords:
levees, hurricanes, T-walls, numerical modelling, centrifuge testing, soil–structure interactions, bending moment, settlement-induced bending moments, flood walls


Axial Load Transfer of Drilled Shaft Foundations With and Without Steel Casing

Q. Li, A.W. Stuedlein, & A. Marinucci
DOI: 10.1080/19375247.2017.1403074

Keywords:
load transfer, drilled shaft foundations, loading tests, design, steel casing


Effect of Nails Orientation and Length on Soil-Nailed Retaining Structures Stability

A. Askari & A. Gholami
DOI: 10.1080/19375247.2017.1416569

Keywords:
excavation, soil nailing, finite-difference analysis, slope stability, optimum layout, soil-nailed slopes


State of Knowledge in Seismic Behaviour of Helical Piles

A.B. Cerato, T.M. Vargas, & S.M. Allred
DOI: 10.1080/19375247.2017.1414108

Keywords:
helical piles, helical piers, seismic design, earthquakes, shake table, deep foundations

Issue 2 – May 2018

Editorial Note – Vol. 11, Nos. 2 & 3, 2017

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2018.1468595


The Effect of Slurry Type on Drilled Shaft Cover Quality

S. Mobley, K. Costello, & G. Mullins
DOI: 10.1080/19375247.2018.1468522

Keywords:
drilled shafts, slurry, bentonite, construction practice


On the Modelling of Pore Pressure Developments Below Cyclically Loaded Offshore Gravity Foundations

M. Van Wijngaarden
DOI: 10.1080/19375247.2018.1467070

Keywords:
pore pressure, cyclic loads, gravity foundation, offshore, wind, modelling


A New Approach for Evaluating the Ductility, Volumetric Stiffness and Permeability of Cut-Off Wall Backfill Materials

J.L. Ostrowsky
DOI: 10.1080/19375247.2018.1470807

Keywords:
triaxial testing, soil–cement, permeability, ductility


Modified Design Procedures for Bridge Pile Foundations Subjected to Liquefaction-Induced Lateral Spreading

A. Khosravifar & J. Nasr
DOI: 10.1080/19375247.2018.1436382

Keywords:
pile, liquefaction, lateral spreading


Soil Plug Behaviour of Open-Ended Pipe Piles During Installation

H. Seo & M. Kim
DOI: 10.1080/19375247.2018.1448552

Keywords:
open-ended pipe piles, soil plugging, model pile, visualization


Physical Modelling of Lime Stabilisation in Soft Soils Around Deep Excavations

J.P. Panchal, A.M. McNamara, & S.E. Stallebrass
DOI: 10.1080/19375247.2018.1436254

Keywords:
centrifuge modelling, ground improvement, deep excavation, soft soils, lime stabilization, upper bound solutions

2016 – Volume 10

Issue 1 – May 2016

Editorial Note – Vol. 10, No. 1, 2016

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2016.1184490


A Novel in Situ Test for the Design of Drilled Foundations

A. S. Bradshaw, B. Reyes, C. DeVillers, & P. Sauco
DOI: 10.1080/19375247.2016.1158383

Keywords:
borehole plug test, drilled foundation, drilled shaft, micropile, ground anchor, in situ test, grout plug, load transfer, bond strength, unit side shear, skin friction, t-z curve, load test simulation


Comparison of Borehole Ultrasound and Borehole Radar in Evaluating the Length of Two Unknown Bridge Foundations

J.T. Coe & B. Kermani
DOI: 10.1080/19375247.2016.1166313

Keywords:
unknown foundations, nondestructive testing, ultrasound, P-wave reflection, borehole geophysics, borehole radar


Analyzing Thermal Integrity Profiling Data for Drilled Shaft Evaluation

K.R. Johnson
DOI: 10.1080/19375247.2016.1169361

Keywords:
thermal integrity profiling, non-destructive test, drilled shafts, TIP analysis, hyperbolic corrections, effective radius


Pile Load Transfer From Static Load Test Inversion

A.S. Bradshaw
DOI: 10.1080/19375247.2016.1148373

Keywords:
static load test, pile, drilled shaft, load transfer, inversion, genetic algorithm


Experimental Investigation of Energy Pile Response for Bridge Deck Deicing Applications

C.G. Olgun & G.A. Bowers
DOI: 10.1080/19375247.2016.1166314

Keywords:
energy pile, bridge deck deicing, thermal stresses, thermal loads, shallow geothermal energy

Issue 2 – November 2016

Editorial Note – Vol. 10, No. 2, 2016

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2016.1247536


A Comparison of Design Practice of Bored Piles/Drilled Shafts Between Europe and North America

D. A. Brown, T. Wulleman, & M. Bottiau
DOI: 10.1080/19375247.2016.1254375

Keywords:
bored piles, drilled shafts, design, codes, specifications, requirements


Kelly-Drilled Bored Piles: A Comparison of Construction Practices Between Europe and North America

A. Marinucci & V. Jue
DOI: 10.1080/19375247.2016.1253158

Keywords:
bored piles, drilled shafts, construction, equipment, safety, regulations, concrete, QC/QA, repair, environment


A Comparison of Contracting Methods for Bored Pile (Drilled Shaft) Construction Between Europe and North America

D. B. Coleman & A. Tipter
DOI: 10.1080/19375247.2016.1253164

Keywords:
bored piles, drilled shafts, contracting, procurement, design-build, design bid build


A Comparison of Quality Management for Bored Pile/Drilled Shaft (BP/DS) Foundation Construction and the Implementation of Recent Technologies

B. Hertlein, G. Verbeek, R. Fassett, & M. Arnold
DOI: 10.1080/19375247.2016.1255426

Keywords:
bored piles, drilled shafts, quality control, quality assurance technological developments, test standards

Issue 3 – February 2017

Editorial Note – Vol. 10, No. 3, 2016

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2017.1296632


Cyclic Axial Performance of Helical-Tapered Piles in Sand

A. Fahmy & M.H. El Naggar
DOI: 10.1080/19375247.2016.1211353

Keywords:
helical, cyclic, tapered, compression, uplift, ductile iron, pile


Cyclic Lateral Performance of Helical Tapered Piles in Silty Sand

A. Fahmy & M.H. El Naggar
DOI: 10.1080/19375247.2017.1286428

Keywords:
cyclic, lateral, tapered, helical piles


Analysis of Ground Vibrations Induced by Pile Driving and a Comparison of Vibration Prediction Methods

J.C. Cleary & E.J. Steward
DOI: 10.1080/19375247.2017.1288855

Keywords:
pile driving, construction vibrations, vibration prediction, scaled-distance, seismic distance, peak particle velocity, PPV


Theory and Modelling of Negative Skin Friction on a Pile in Soil

T.C. Siegel & A. Lucarelli
DOI: 10.1080/19375247.2017.1288883

Keywords:
piles, negative skin friction, drag force, neutral plane


Region-Specific Calibration of Resistance Factors for Use With Static and Wave Equation Analyses of Driven Piles

Y. Bougataya & A.W. Stuedlein
DOI: 10.1080/19375247.2017.1295195

Keywords:
wave equation analyses, driven piles, reliability, capacity, LRFD

2015 – Volume 9

Issue 1 – May 2015

Editorial Note – Vol. 9, No. 1, 2015

A. Lemnitzer & T. Siegel
DOI: 10.1179/1937524715Z.00000000022


Load Tests on Drilled Shaft Foundations in Moderately Strong to Strong Limestone

M.L. Race & R.A. Coffman
DOI: 10.1179/1937525514Y.0000000004

Keywords:
drilled shaft foundations, strong limestone, full scale load test


Static Tests on Instrumented Piles Affected by Residual Load

B.H. Fellenius
DOI: 10.1179/1937525515Y.0000000001

Keywords:
static loading tests, residual load, instrumented piles, load distribution, full scale test, driven precast concrete pile, driven steel pipe pile, jacked-in cylinder pile


Industry Survey of State of Practice for Helical Piles and Tiebacks

S.P. Clemence & A.J. Lutenegger
DOI: 10.1179/1937525514Y.0000000007

Keywords:
helical piles, tiebacks, foundations, survey of practice, applications, design


New Device for Measuring Drilled Shaft Bottom Sediment Thickness

J.Z. Ding, K.A. McIntosh, & R.M. Simon
DOI: 10.1179/1937525515Y.0000000004

Keywords:
drilled shaft, sediment, inspection, field testing


Performance of Biocemented Sydney Sand Using Ex Situ Mixing Technique

Y. Duraisamy & D.W. Airey
DOI: 10.1179/1937525515Y.0000000002

Keywords:
bio-cement, deep soil mixing, physical model, urea hydrolysis, calcite precipitation, ground improvement

Issue 2 – June 2015

Editorial Note – Vol. 9, No. 2, 2015

A. Lemnitzer & T. Siegel
DOI: 10.1080/19375247.2015.1123382


Response of a Drilled Shaft Foundation Constructed in a Redrilled Shaft Excavation Following Collapse

M.L. Race & R.A. Coffman
DOI: 10.1179/1937525515Y.0000000003

Keywords:
drilled shaft foundations, collapsed drilled shaft excavation, full-scale load test, unit side resistance, end bearing resistance


Discussion of ‘Interpretation of Augered Cast in Place Pile Capacity Using Static Loading Tests’

J. Chen & F.H. Kulhawy
DOI: 10.1179/1937525515Y.0000000007

Keywords:
load test, load displacement response, ACIP piles, interpretation


Closure to the Discussion of Interpretation of Augered Cast-in-Place Pile Capacity Using Static Loading Tests

A.W. Stuedlein, S.C. Reddy, & T.M. Evans
DOI: 10.1179/1937525515Y.0000000006

Keywords:
ACIP piles, ACIP discussion, load test, failure load, load displacement response


Effects of Installation Disturbance on Behavior of Multi-Helix Piles in Structured Clays

F. Bagheri & M.H. El Naggar
DOI: 10.1179/1937525515Y.0000000008

Keywords:
helical piles, helical anchors axial capacity, structured clay, peak undrained shear strength, remolded strength, full-scale tests, failure mechanisms


Pile Pinning and Interaction of Adjacent Foundations During Lateral Spreading

B. J. Turner & S.J. Brandenberg
DOI: 10.1179/1937525515Y.0000000009

Keywords:
pile pinning, lateral spreading, bridges, soil-structure interaction

2014 – Volume 8

Issue 1 – May 2014

Editorial Note – Vol. 8, No. 1, 2014

A. Lemnitzer & T. Siegel
DOI: 10.1179/TBC14Z.0000000006


Energy Piles in Underpinning Projects – Through Holes in Load Transfer Structures

R. Lautkankare, V. Sarola, & H. Kanerva-Lehto
DOI: 10.1179/1937525514Y.0000000002

Keywords:
energy pile, underpinning, load transfer structure


Comparative Analyses of Large Diameter Bored Piles Using International Codes

M. El Gendy, I.A. El-Arabi, & M.A. Kamal
DOI: 10.1179/1937525514Y.0000000001

Keywords:
bored piles, ultimate pile load, international codes, empirical function


Cross-Hole Sonic Logging and Frequency Tomography Analysis of Drilled Shaft Foundations to Better Evaluate Anomalies Locations

M. Hajali & C. Abishdid
DOI: 10.1179/TBC14Z.0000000001

Keywords:
drilled shaft, cross-hole sonic logging (CSL), frequency tomography analysis (FTA), time domain, frequency domain, fast fourier transform (FFT), anomalies


Interpretation of Augered Cast in Place Pile Capacity Using Static Loading Tests

A.W. Stuedlein, S.C. Reddy, & T.M. Evans
DOI: 10.1179/1937525514Y.0000000003

Keywords:
static capacity, axial capacity, loading tests, failure, design, code


Towards Performance Based Design of Drilled Shafts

K. Ng
DOI: 10.1179/TBC14Z.0000000005

Keywords:
drilled shafts, o-cell load test, side resistance, end bearing, load and resistance factor design

Issue 2 – December 2014

Editorial Note – Vol. 8, No. 2, 2014

A. Lemnitzer & T. Siegel
DOI: 10.1179/1937524714Z.00000000017


Outcomes From International Workshop on Thermoactive Geotechnical Systems for Near-Surface Geothermal Energy: From Research to Practice

C.G. Olgun & J.S. McCartney
DOI: 10.1179/1937525514Y.0000000005

Keywords:
geothermal energy, deep foundations, thermal response, soil-structure interaction


Identifying Best Practice, Installation, Laboratory Testing and Field Testing

T. Amis, J.S. McCartney, F.A. Loveridge, C.G. Olgun, M.E. Bruce, & K. Murphy
DOI: 10.1179/1937525514Y.0000000006

Keywords:
thermopiles, ground-sourced, heat pumps, geothermal


Building Codes, Green Certification and Implementation Issues, Market Challenges

C.G. Olgun, J.S. McCartney, F.A. Loveridge, G.A. Bowers, C.J. Coccia, A. Bouazza, K. Soga, J.D. Spitler, D. Nicholson, & M. Sutman
DOI: 10.1179/1937525514Y.0000000011

Keywords:
thermoactive foundations, building codes, energy efficiency, green certification


New Technologies and Applications: Materials and Equipment in Near Surface Geothermal Systems

R. Katzenbach, C.G. Olgun, F.A. Loveridge, M. Sutman, G.A. Bowers, J.S. McCartney, L. Laloui, T. Mimouni, F. Dupray, J.D. Spitler, F. Clauss, L.L. Meyer, & G. Akrouch
DOI: 10.1179/1937525514Y.0000000012

Keywords:
geothermal, heat exchange, materials, equipment, bridge deck deicing


Issues Involved With Thermoactive Geotechnical Systems: Characterization of Thermomechanical Soil Behavior and Soil-Structure Interface Behavior

L. Laloui, C.G. Olgun, M. Sutman, J.S. McCartney, C.J. Coccia, H.M. Abuel-Naga, & G.A. Bowers
DOI: 10.1179/1937525514Y.0000000010

Keywords:
thermoactive, soil behavior, geotechnical structures, thermal, thermomechanical


Design Tools for Thermoactive Geotechnical Systems

P. Bourne-Webb, J.M. Pereira, G.A. Bowers, T. Mimouni, F.A. Loveridge, S. Burlon, C.G. Olgun, J.S. McCartney, & J. Sutman
DOI: 10.1179/1937525514Y.0000000013

Keywords:
analysis, design, thermal, thermomechanical, energy geostructures


Environmental Impact Calculations, Life Cycle Cost Analysis

D. Nicholson, P. Smith, G.A. Bowers, F. Cuceoglu, C.G. Olgun, J.S. McCartney, K. Henry, L.L. Meyer, & F.A. Loveridge
DOI: 10.1179/1937525514Y.0000000009

Keywords:
sustainability, life-cycle cost analysis, thermo-active foundations, environmental impact assessment

2013 – Volume 7

Issue 1 – April 2013

Editorial Note – Vol. 7, No. 1, 2013

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2013.007


Commentary on the Selection, Design and Specification of Ground Improvement for Mitigation of Earthquake-Induced Liquefaction

The Ground Improvement Committee of DFI
DOI: 10.1179/dfi.2013.001

Keywords:
liquefaction mitigation, ground improvement, best practice, liquefaction mitigation


Liquefaction Mitigation Synthesis Report

T. Siegel
DOI: 10.1179/dfi.2013.002

Keywords:
liquefaction mitigation, ground improvement, site conditions


Grouted Micropiles for Foundation Remediation in Expansive Soil

J.D. Nelson, K. Chao, D.D. Overton, Z.P. Fox, & J.S. Dunham-Friel
DOI: 10.1179/dfi.2013.003

Keywords:
expansive soils, micropiles, grouted micropiles, pier analysis, distressed foundations, foundation remediation


Relationship Between Installation Torque and Axial Capacities of Helical Piles in Cohesive Soils

M. Sakr
DOI: 10.1179/dfi.2013.004

Keywords:
installation torque, axial capacity, torsional resistance, torque factors


Ultimate Lateral Resistance of Piles in Cohesive Soil

L. Hazzar, M. Karray, M. Bouassida, & M.N Hussien
DOI: 10.1179/dfi.2013.005

Keywords:
lateral resistance, lateral loads, over consolidation ratio, cohesive soil


Direct Solution of the Brinch-Hansen 90% Pile Ultimate Failure Load

D.W. Dotson
DOI: 10.1179/dfi.2013.006

Keywords:
hyperbolic stress-strain, pile load tests, Brinch Hansen 80% failure criterion

Issue 2 – November 2013

Editorial Note – Vol. 7, No. 2, 2013

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2013.7.2.006


A Driveability Study of Precast Concrete Piles in Dense Sand

P. Doherty & D. Igoe
DOI: 10.1179/dfi.2013.7.2.001

Keywords:
precast concrete piles, static resistance to driving, SRD, pile driveability analysis


Ant Colony Optimization Method for Design of Piled-Raft Foundations

H. Yazdani, K. Hatami, & E. Khosravi
DOI: 10.1179/dfi.2013.7.2.002

Keywords:
ant colony optimization, piled raft foundations, piled raft foundation design


Piezocone Penetration Testing in Florida High Pile Rebound Soils

F. Jarushi, P.J. Cosentino, & E.H. Kalajian
DOI: 10.1179/dfi.2013.7.2.003

Keywords:
piezocone penetration testing, cone penetration testing, high pile rebound, CPT


Factors Affecting the Reliability of Augered Cast-In-Place Piles in Granular Soil at the Serviceability Limit State

A.W Stuedlein & S.C. Reddy
DOI: 10.1179/dfi.2013.7.2.004

Keywords:
augered cast-in-place piles, ACIP, capacity prediction model


A Review of the Design Formulations for Static Axial Response of Deep Foundations From CPT Data

F.S. Niazi & P.W. Mayne
DOI: 10.1179/dfi.2013.7.2.005

Keywords:
static axial response, axial capacity analysis, CPT data

2012 – Volume 6

Issue 1 – April 2012

Editorial Note – Vol. 6, No. 1, 2012

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2012.011


Jet Grouting and Safety of Tuttle Creek Dam

T.D. Stark, P.J. Axtell, F. Walberg, J. Dillon, G. Bellew, & D.L. Mathews
DOI: 10.1179/dfi.2012.001

Keywords:
jet grouting, ground improvement, seepage, dams, Tuttle Creek Dam


Challenges and Uncertainties Relating to Open Caissons

F. Abdrabbo & K. Gaaver
DOI: 10.1179/dfi.2012.002

Keywords:
open caissons, challenges with open caissons, caisson sinking practice


The Influence of RC Nonlinearity on p-y Curves for CIDH Bridge Piers

L. Massone & A. Lemnitzer
DOI: 10.1179/dfi.2012.003

Keywords:
p-y curves, p-y method, reinforced concrete, RC non-linearity, bridge piers, shear displacement, non-linear shear deformation


Installation and Performance Characteristics of High Capacity Helical Piles in Cohesive Soils

M. Sakr
DOI: 10.1179/dfi.2012.004

Keywords:
full scale axial compression, helical piles, cohesive soils, tensile pile load test


Results of Dynamic and Static Load Tests on Helical Piles in the Varved Clay of Massachusetts

J. Beim & S.C. Luna
DOI: 10.1179/dfi.2012.005

Keywords:
helical piles, compressive axial loads, static load tests, dynamic load tests, PDA

Issue 2 – November 2012

Editorial Note – Vol. 6, No. 2, 2012

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2012.012


Uplift Performance of Multi-Helix Anchors in Desiccated Clay

A. W. Stuedlein & J. Young
DOI: 10.1179/dfi.2012.007

Keywords:
multi-helix anchors, load displacement, uplift loading tests, dessicated clay, tensile foundation loading


Strain Distributions in Full-Scale Energy Foundations

J.S. McCartney & K.D. Murphy
DOI: 10.1179/dfi.2012.008

Keywords:
energy foundations, heat exchange, thermo-mechanical strains, thermo-mechanical response


Performance-Based Reliability Design for Deep Foundations Using Monte Carlo Statistical Methods

H. Fan & R. Liang
DOI: 10.1179/dfi.2012.009

Keywords:
Monte Carlo statistical methods, performance based reliability, lateral load, axial load, drilled shafts


Reliability-Based Optimization Design for Drilled Shafts/Slope System

L. Li, & R. Liang
DOI: 10.1179/dfi.2012.010

Keywords:
reliability based optimization design, drilled shaft, slope stabilization, slope system, drilled shaft stabilization


Behavior of Axially Loaded Drilled Shaft Foundations With Symmetric Voids Outside and Inside the Caging

M. Hajali & C. Abishdid
DOI: 10.1179/dfi.2012.006

Keywords:
drilled shaft, axial load, voids, symmetric voids

2011 – Volume 5

Issue 1 – April 2011

Editorial Note – Vol. 5, No. 1, 2011

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2011.013


Non-Destructive Testing, Evaluation and Optimization of Existing Deep Foundations for Re-Use Along the East Coast

M.E. Meyer & R. Frizzi
DOI: 10.1179/dfi.2011.001

Keywords:
NDT, HSDPT, load testing, pile cap load testing, foundation re-use


Theoretical and Experimental Investigation on Underwater Ground Anchors

L. Sciacca, F. Valmori, C. Melegari, F. Maletti, M. Lenzi, P. Campana & V. Padovani
DOI: 10.1179/dfi.2011.002

Keywords:
underwater, tie rods, ground anchors, harbours


Slope Stabilisation of a Section of the Thirlmere Aqueduct by the Use of Spaced Micropiles and Permeation Grouting

D. Preece
DOI: 10.1179/dfi.2011.003

Keywords:
slope stabilisation, micropiles


Installation and Performance Characteristics of High Capacity Helical Piles in Cohesionless Soils

M. Sakr
DOI: 10.1179/dfi.2011.004

Keywords:
helical, full scale, compression, tension, sand


Behavior of Grouted Shaft Helical Anchors in Clay

A.J. Lutenegger
DOI: 10.1179/dfi.2011.005

Keywords:
grouted anchors, clay, helical, load tests


Simplified Settlement Model for a Shallow Foundation on Composite Ground With Rigid Piles

T. Siegel
DOI: 10.1179/dfi.2011.006

Keywords:
composite ground, settlement

Issue 2 – November 2011

Editorial Note – Vol. 5, No. 2, 2011

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2011.014


Foundations for the New Mississippi River Bridge, St. Louis

P.J. Axtell & D.A. Brown
DOI: 10.1179/dfi.2011.007

Keywords:
load testing, alternate technical concept, ATC design, foundation design


Geotechnical Exploration Phase Drilled Shaft Load Testing

W. Vanderpool, R. Chesnut, & M. McGettigan
DOI: 10.1179/dfi.2011.008

Keywords:
load tests, full scale load tests


Lateral Load Testing Micropiles to Evaluate the Impact of Threaded Joints and Casing Embedment on Short Micropiles in Shallow Rock

J.B. Anderson & M. Babalola
DOI: 10.1179/dfi.2011.009

Keywords:
lateral load tests, micropiles, threaded joints, casing joints, rock socket embedment


Hyperbolic P-Y Model for Static and Cyclic Lateral Loading Derived From Full-Scale Lateral Load Testing in Cemented Loess Soils

S. Dapp, D.A. Brown, & R. Parsons
DOI: 10.1179/dfi.2011.010

Keywords:
p-y curves, static loading, cyclic loading, full scale lateral load testing


Determination of Pile Damage in Concrete Piles

G. Verbeek & P. Middendorp
DOI: 10.1179/dfi.2011.011

Keywords:
concrete piles, Beta Method, assessing pile damage, pile driving analysis, PDA


Hollow Threaded Rebar for Cross Hole Sonic Logging Access Tubes Combined With Longitudinal Concrete Reinforcing in Drilled Shafts

J. Alter
DOI: 10.1179/dfi.2011.012

Keywords:
hollow threaded rebar, cross hole sonic logging, CSL, drilled shafts, sonic access tubes

2010 – Volume 4

Issue 1 – April 2010

Editorial Note – Vol. 4, No. 1, 2010

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2010.012


Analysis of a Deep Excavation In Calgary, Alberta

T. Lardner, M. Janes, K.Y. Lo, G. Qu, & S. Micic
DOI: 10.1179/dfi.2010.002

Keywords:
excavation, monitoring, inclinometer, extensometer, load test, hydrostatic compression test, finite element analysis, shear test


Analyzing Drivability of Open Ended Piles in Very Dense Sands

J. Schneider & I. Harmon
DOI: 10.1179/dfi.2010.003

Keywords:
friction fatigue, CPT, pile resistance, open ended pile, wave equation analysis


Support of Structures in Expansive Shale Using Recycled Plastic Piles

L. Roberts & E. Brandner
DOI: 10.1179/dfi.2010.004

Keywords:
recycled plastic pile, soil-structure interaction, expansive soil, strain gages, soil swell, load test


Peak and Post-Peak Shear Strength of Cement-Bentonite

P.J. Axtell, T.D. Stark, & J. Dillon
DOI: 10.1179/dfi.2010.005

Keywords:
cement bentonite, slurry wall, seismic retrofit, shear wall, R-bar triaxial compression test


Drilled Displacement Piles – Current Practice and Design

P. Basuy, M. Prezzi, & D. Basu
DOI: 10.1179/dfi.2010.001

Keywords:
drilled displacement piles, DD, ACIP, auger piles, augered displacement, partial displacement, full displacement, CFA, Atlas, De Waal, Fundex, Olivier, Omega, Pressure-Grouted Displacement, PGD, SVV, screw pile

Issue 2 – November 2010

Editorial Note – Vol. 4, No. 2, 2010

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2010.013


Evaluating Excavation Support Systems to Protect Adjacent Structures

R. Finno
DOI: 10.1179/dfi.2010.006

Keywords:
excavation, ground deformations, damage, case study


Innovative Construction Techniques Used at North Shore Construction Project

K. Sen & A. Evans
DOI: 10.1179/dfi.2010.007

Keywords:
jet grouting, diaphragm walls, soil mixing, ground improvement, Cutter Soil Mixing, CSM, TBM, tunnel boring machine


Large Scale Lateral Testing of Pile Foundations

A. Lemnitzer
DOI: 10.1179/dfi.2010.008

Keywords:
lateral loads, pile group, large scale testing


Inelastic Response of Extended Pile Shafts in Laterally Spreading Ground During Earthquakes

A. Khosravifar & R. Boulanger
DOI: 10.1179/dfi.2010.009

Keywords:
pile, bridge, liquefaction, lateral spreading


Thermal Integrity Profiling of Drilled Shafts

G. Mullins
DOI: 10.1179/dfi.2010.010

Keywords:
shaft integrity, hydration temperature


Load Testing and Interpretation of Instrumented Augered Cast-in-Place Piles

T. Siegel
DOI: 10.1179/dfi.2010.011

Keywords:
augered cast-in-place piles, load testing, ACIP

2009 – Volume 3

Issue 1 – April 2009

Editorial Note – Vol. 3, No. 1, 2009

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2009.014


Evaluating Axial Elastic Pile Response from Cone Penetration Tests

P. W. Mayne & F. Niazi
DOI: 10.1179/dfi.2009.001

Keywords:
bored piles, cone, shafts, o-cell, side friction


Test Pile Program to Determine Axial Capacity and Pile Setup for the Biloxi Bay Bridge

W. R Thompson III, L. Held, & S. Saye
DOI: 10.1179/dfi.2009.002

Keywords:
test pile, driven pile, PDA testing, pile setup


Reduction of Local Scour Around Cylindrical Bridge Piers Using Upstream Protective Piles

A. K. Bhattacharya & S. Basack
DOI: 10.1179/dfi.2009.003

Keywords:
approach velocity, bridge pier, critical Froude Number


Soil Inclusions in Jet Grout Columns

T.D. Stark, P.J. Axtell, J. Lewis, J. Dillon, W. Empson, J. Topi, & F. Walberg
DOI: 10.1179/dfi.2009.004

Keywords:
jet grout cutoff walls soil inclusions integrity


Effect of Pressurized Drilling Methods on the Lateral Load Capacity of Drilled Shafts – A Practical Insight and an Analytical Approach

O. Bezgin
DOI: 10.1179/dfi.2009.005

Keywords:
drilling methods, drilled shafts, soil structure interaction


Development of Design Practice for Piles in Stiff Glacial Till

K. Gavin
DOI: 10.1179/dfi.2009.006

Keywords:
driven piles, auger piles, glacial till

Issue 2 – November 2009

Editorial Note – Vol. 3, No. 2, 2009

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2009.015


Suction Piles and Suction Anchors for Offshore Structures

S. Bang, K.D. Jones, Y. Cho, & D.J. Kwag
DOI: 10.1179/dfi.2009.007

Keywords:
suction pile, suction anchor


Characterization of Loess for Deep Foundations

R. Parsons, R. Johnson, D.A. Brown, S. Dapp, & J. Brennan
DOI: 10.1179/dfi.2009.008

Keywords:
loess, SPT, drilled shafts, CPT, p-y curve


Uncertainty and Bias in Evaluation of LRFD Ultimate Limit State for Axially Loaded Driven Piles

J. Schneider
DOI: 10.1179/dfi.2009.009

Keywords:
driven piles, ultimate capacity, LRFD, reliability


Lateral Performance of Two-Section Helical Piles in Soft Soils

M. Sakr
DOI: 10.1179/dfi.2009.010

Keywords:
helical piles, soft clay, muskeg, lateral


A Case Study of Passive Piles Failure in Open Excavation

S.T. Kok, B.B.K. Huat, J. Noorzaei, M.S. Jaafar, & S.S. Gue
DOI: 10.1179/dfi.2009.011

Keywords:
finite element, cracking moment, excavation


A Comparison of Open Drilled Shafts to Temporarily Cased Drilled Shafts in Clay Soil

W.T. Witherspoon
DOI: 10.1179/dfi.2009.012

Keywords:
cased shafts, side friction, skin friction


Evolution of Top of Pile Measurement Techniques in Deep Foundation Static Load Testing

J. Sinnreich & R. Simpson
DOI: 10.1179/dfi.2009.013

Keywords:
testing, reference beam, error analysis

2008 – Volume 2

Issue 1 – April 2008

Editorial Note – Vol. 2, No. 1, 2008

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2008.007


Increase in Shear Modulus by Soil Mix and Jet Grout Methods

P. J. Axtell & T. D. Stark
DOI: 10.1179/dfi.2008.002

Keywords:
jet grout, soil mix, shear, modulus, velocity, com


Construction, Inspection and Lessons Learned for 3.81-m Diameter CIDH Piles – Richmond-San Rafael Bridge Seismic Retrofit

A. R. Dover & J. Davidson
DOI: 10.1179/dfi.2008.003

Keywords:
composite pile, rock sockets, CIDH design, seismic retrofit


Effects of Helical Anchor Geometry on Long-Term Performance of Small Wind Tower Foundations Subject to Dynamic Loads

A. B. Cerato & Victor, R.
DOI: 10.1179/dfi.2008.004

Keywords:
helical Anchors, dynamic loading, wind power, geom


Ultimate Soil Pressures for Pile Groups in Soft Clay Subjected to Lateral Soil Movements

L. F. Miao, A. T. C. Goh, & K. S. Wong
DOI: 10.1179/dfi.2008.005

Keywords:
clay; group factor; lateral soil movement


Lateral Earth Pressure on Lagging in Soldier Pile Wall Systems

H. Perko & J. Boulden
DOI: 10.1179/dfi.2008.006

Keywords:
lateral earth pressures, soldier piles, lagging, sliding wedge analysis


Construction of Large Drilled Shafts

D. A. Brown
DOI: 10.1179/dfi.2008.001

Keywords:
large diameter drilled shafts, constructability, high performance materials

2007 – Volume 1

Issue 1 – April 2007

Editorial Note – Vol. 1, No. 1, 2007

A. Porbaha, D.A. Brown, & Z. Zafir
DOI: 10.1179/dfi.2007.006


Design and Construction of the Sutong Bridge Foundations

R. B. Bittner, O. Safaqah, X. Zhang, & O. J. Jensen
DOI: 10.1179/dfi.2007.001

Keywords:
drilled shaft design, scour, bridge foundations, post grouting


Deep Diaphragm Wall Activities at Randstad Rail Project in Rotterdam, The Netherlands

K. Pöllath, F. Haehnig, & J. Glückert
DOI: 10.1179/dfi.2007.002

Keywords:
deep excavations, diaphragm walls, tunneling, sealing construction


Design of Drilled Shafts Supporting Sound Walls

K. Yang, R. Liang, J. Nusairat, & N. Abu-Hejleh
DOI: 10.1179/dfi.2007.003

Keywords:
full-scale testing, lateral loading, drilled shaft, pile foundations for sound walls


Ground Movements – A Hidden Source of Loading on Deep Foundations

H. G. Poulos
DOI: 10.1179/dfi.2007.004

Keywords:
ground movement, single pile, lateral displacement, embankment, excavation


Rapid Lateral Load Testing of Deep Foundations

D. A. Brown
DOI: 10.1179/dfi.2007.005

Keywords:
load testing, pile foundation, drilled shaft foundation, lateral loading, dynamic loads, pile groups