PROCEEDINGS OF THE 2ND INTERNATIONAL GEOTECHNICAL SEMINAR ON DEEPFOUNDATIONS ON BORED AND AUGER PILES / GHENT / BELGIUM /1 -4 JUNE 1993

Deep Foundations on Boredand Auger PilesBAPEEdited by

W.F.VANIMPEGhent University & Leuven Catholic University, Belgium

A. A. B ALKEMA / ROTTERDAM / BROOKFIELD / 1993

Deep Foundations on Bored and Auger Piles, Vanlmpe(ed.)© 1993Balkema, Rotterdam, ISBN 90 5410313 2

Table of contents

Preface IX

Keynote lectures

Installation, monitoring and design of caissons 3H.Brandl

Design of auger displacement piles from in situ tests 21M.Bustamante & LGianeselli

Updating realism on large-diameter bored piles 35V.F.B.deMello&NAoki

Design of bored piles, including negative skin friction and horizontal loading 43E.Franke

Interaction problems related to the installation of pile groups 59S.Hansbo

Base capacity of bored piles in sands from in situ tests 67V.N.Ghionna, M.Jamiolkowski, R.Lancellotta & S.Pedroni

Case studies on cast-in-place bored piles and some considerations for design 77T.Matsui

Settlement prediction for bored pile groups 103H.G.Poulos

Efficient design of piled rafts 119M.F.Randolph & P.Clancy

1 Interaction problems related to pile groups

Cap-pile interaction of pile groups 133ZCChen, H.Xu & J.H.Wang

Field tests and analyses on ultimate behavior of lateral loading bored piles 143M.Kimura,S.Nakabayashi&K.Ito

Group action of laterally loaded piles 147M.Kotthaus & H.LJessberger

Load distribution in bored pile groups 151R. S. Senna Jr, J. C.A Cintra, M. E. B. Rezende & D. Carvalho

2 Installation problems of bored and auger piles - Monitoring of pile installationCase studies

Bored versus displacement piles in sand-experimental study 157MAboutaha, G. DeRoeck & W.F. Van Impe

Pile foundations for the 'Pont de Normandie' - Special aspects 163PArz&J.M.Seitz

Influence of the concreting on the bearing capacity 179M.Bottiau

Pile walling with the PCS-method 185M.Bottiau

Bored cast-in-situ piles in weathered rocks — Evaluation of design parameters 191K.R.Datye&J.R.Patil

Instrumentation of pile installation as a management tool 199M. England & J. Harding

Effect of dosage and exposure time of slurries on perimeter load transfer in bored piles 207R. E. Majano & M.W.O'Neill

Case studies concerning installation of large diameter piles used in Romania 213/. Manoliu, R. Stoica & C. Culita

Evaluation of the influence of pile execution parameters on the soil condition around the pile 217shaftofaPCS-pileH.Peiffer, W.F. Van Impe, G.Cortvrindt & M.Bottiau

3 Pile testing, statically and dynamically - Integrity testing

The behaviour of bored piles subjected to load testing as compared to theoretical estimates 223G.Baldassarre, CCherubini & LMonterisi

Large diameter bored piles in pyroclastic soils 227V.Caputo, AMandolini & C.Viggiani

Aspects of the bearing capacity of root piles in some Brazilian soils 233D.Carvalho & J.CACintra

A method of analysis of stress induced displacement in soils with respect to time 241M. England

Analysis of loading tests of short large-diameter piles 247J.Feda

Nonlinear load-settlement behaviour of bored piles 255ICGwizdaia & B. Klosihski

VI

Augered cast-in-place pile testing in Southern California 259A. E. Holeyman & Hsueh-Hsin Chu

First experiences with statnamic load testing of foundation piles in Europe 265P.Middendorp

Dynamic testing of an instrumented drilled shaft 273F.C.TownsendJ.F.Theos & D.Bloomquist

4 Design of bored piles, including negative skin friction and horizontal loading

Shaft resistance of model pile in granular soil 279T.B.Edil & MAAbdel Rahman

Evaluation of bearing capacity and settlement of Wolfsholz piles bored into layered subsoil 285K.Gwizdala &ATejchman

Bored piles in clay-shale using expansive concrete 289KMHassan, M.W.O'Neill & SASheikh

The Romanian Code for large diameter bored piles 295I.Manoliu, D.Dimitriu & N.Radulescu

Punching effects for bored piles 299H.Meifiner, W.F. Van Impe, Y.LShen & C.Vogt

Analysis and design of piles under lateral loads 309J.C.Portugal & P.S.Seco e Pinto

Investigation of horizontal ground massive collapse deformations influence on piles 313AJ.Shmuelyan

A new promising concept for bored piles and tension piles 317J.J. van Bijsterveld

Laterally loaded pile analysis using a 3D BEM formulation 323P.Varatojo & P.Parreira

Large diameter bored piles for an office building ' Amstelhoek' in Amsterdam 327AJ.Verstraeten

Bearing mechanisms of nodal piles in sand 333S.Yabuuchi & H.Hirayama

An hydraulic gradient study of pile's base enlargement 337AZelikson

5 Settlement behaviour of groups of bored or auger piles - Piled rafts

Tests of auger piles for design of pile-supported rafts 343L.C.Reese, Shin-Tower Wang & R.Reuss

Development of locked stresses and negative shaft resistance at the piled raft foundation 347Messeturm Frankfurt/MainH.Sommer

VII

Settlement behavior of a five-story building on a piled raft foundation 351KYamashita, M.Kakurai, T.Yamada & F.Kuwabara

6 Relevance of in situ testing for the evaluation of bored or auger pile design

Atlas screw piles and tube screw piles in stiff tertiary clays - Assessment of pile performance 359and pile capacity on basis of instrumented loading testsF. De Cock, W.F. Van Impe & H.Peiffer

Predicted and measured behavior of non displacement piles in residual soils 369LDecourt

An expert system application for drilled shaft construction 377DJ.Fisher, M.W.O'Neill & KLAbaya

Predicted and observed behaviour of piles 381D.M.Milovic & S.D.Milovic

Evaluation of pile performance based on soil stress measurements - Field test program 385H.Peiffer & W.F. Van Impe

Bearing capacity of bored piles in overconsolidated clay 391AXTavares

Geotechnical investigation and design of rock sockets in a soft siltstone - A case study 395S.Tchepak

7 Design of auger piles with soil displacement

The vibration free realisation of soil retaining walls, using Atlas screw piles 405F. De Cock & Ch.Lhoest

Strain measurement in CFA bored piles in soft clay 413A. Lyndon, G. Price, L. Stansfield & M. J.Wei

Improvement of augercast pile performance by Expander Body system 417K.R.Massarsch & S.Wetterling

The response of sands to the construction of continuous flight auger piles 429S.Thorburn, DAGreenwood & W.G. K. Fleming

Further experiences with auger piles in Naples area 445C.Viggiani

Supplement

Keynote lecture: Quality assessment foundation piles after installation 459A. F. van Week

A small diameter bored pile with a prestressed steel core (active pile) 469M.Fuchsberger,K.Schippinger&H.Reiffenstuhl

Author index 475

VIII