deformation du sol et deplacements des structures xcemstf

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COMPTES RENDUS DU DIXIEME CONFERENCE EUROPEENNE DE MECANIQUE
DES SOLS ET DES TRAVAUX DE FONDATIONS l FLORENCE l 26-30 MAI1991
PROCEEDINGS OFTHE TENTH EU ROPEAN CONFERENCE ON SOl L MECHANICS
ANO FOUNDATION ENGINEERING l FLORENCE l 26-30 MAY 1991
DEFORMATION DU SOL ET
DEPLACEMENTS DES STRUCTURES
XCEMSTF
DEFORMATION OF SOILS ANO
DISPLACEMENTS OF STRUCTURES
XECSMFE
Rédacteur
Editor
ASSOCIAZIONE GEOTECNICA ITALIANA
ASSOCIAZIONE GEOTECNICA ITALIANA
VOLUME4
VOLUME4
Séance d'ouverture l Rapport généra/ l Conférences sur invitation l Discussions l Séance
de cloture l Contributions italiennes l SIMSF Vice President pour I'Europe: Rapport 1991 l Divers
Opening session l Generai report l lnvited lectures l Discussions l Closing session l ltalian contributions l
JSSMFE Vice President for Europe: Report 1991 l Miscellaneous
A.A. BALKEMA l ROTTERDAM l BROOKFIELD l 1994
A.A. BALKEMA l ROTTERDAM l BROOKFI ELD l 1994
Contents
Table des matières
Preface
v
Préface
Organization of the conference
Xlii
Organisation de la conférence
Sponsorships
Parrainage
Geotechnical engineering exhibition
xv
XIX
L'exposition de l'inginiérie géotechnique
Conference programma
xxv
Programme de la conférence
Photographic report
XXXI
Rapport photographique
1
Opening session
Séance d'ouverture
Opening session
1107
Séance d'ouverture
2
R.Frank
Generai report
Rapport général
Some recent developments on the behaviour of shallow foundations
1115
Quelques developpements récents sur le comportement des fondations superficielles
3
lnvited lectures
Conférences sur invltation
K. H. Andersen
K. H0eg
Deformations of soils and displacements of structures subjected to combined
static and cyclic loads
1147
Déformations des sols et déplacements des structures sujets aux chargements combinés
statiques et cycliques
B. D'Elia
R. Dobry
Deformation problems in the ltalian structurally complex clay soils
1159
Soil properties and earthquake ground response
1171
Propriétés géotechniques et réponse des sols aux tremblements de terre
G.T. Houlsby
How the dilatancy of soils affects their behaviour
1189
De la manière doni la dilatance des sols influence leur comportement
VII
4
Discussions
Discussions
Session l Séance 1 Experimental determination of soil properties (stress-strain-time)
Détermination expérimentale des paramètres caractéristiques du sol
(contraintes-déformations-temps)
1a Laboratory testing
Epreuves de laboratoire
1205
M. P. Luong
Energy dissipating capacity of soils
A.O. Uriel
Behaviour of a physical and conceptual model based on an extension of Masing's 1293
modelto2-D
K. Axelsson
Determination of constitutive parameters for soils based on optimization
1298
C. Carrubba
M. Maugeri
Threshold strain limits of two natural clays
1299
1289
Session l Séance 3 Displacements and soil-structure interaction: Shallow and deep foundations
Déplacements et interaction sol-structure: Fondations superficielles et profondes
G. Baldi
Developments in laboratory testing
1206
Y. Tanaka
Deformation control and acoustic emission
1208
T. Edil
Local measurements of interface strains
1209
R.J. Jardine
Local strain measuring techniques and their practical applications
1209
S. Nordal
A multy story building and its foundation mat
1307
K. Charif
P.Y. Hicher
lnfluence de l'anisotropie sur les propriétés élastiques d'un sable
1215
G. Bouckovalas
Ekofisk tank: Performance prediction during the storm of Nov. 6, 1973
1311
D.Luger
Soil-water-structure interaction
1316
F. Tatsuoka
Discussion on measurement of static deformation moduli in dynamic tests
1219
L. Trauner
About shallow hinge-tied foundation
1324
A. Pecker
Comparaison entre module statique et module dynamique sur un sable
1227
D. Lo Presti
Behaviour of sand at small strain
1229
B.Simpson
lnterpretation of test results to evaluate design parameters
1231
J.S. Steenfelt
Evaluation of test results for design
1233
L. Trauner
lnformation about quick process guided tests
1234
L. Trauner
A way of implementation of probability calculus in soil mechanics
1b ln-situ testing
Epreuves sur piace
3a Shallow foundations
Fondations superficielles
3b Deep foundations
Fondations profondes
1325
S. Amar
Prévision des déplacements verticaux et horizontaux des pieux à partir de l'essai
pressiométrique Ménard
1325
R.J. Jardine
The effects of soil non-linearity and effective stress states on the
load-displacement behaviour of piles and pile groups
1334
1235
V. Caputo
Equivalent elastic analysis of settlement for piled foundations
1346
1237
C. N. Baker, Jr.
Discussion on piled rafts
1348
E. Falk
Lifting of structures using soilfrac: Application of an active foundation method
1349
M. Maugeri
F. Castelli
E. Motta
Non-linear single pile settlements
1351
V. N. Ghionna
M. Jamiolkowski
lnfluence of ti me on the behaviour of granular soils
1237
M. Manassero
Assessment of the earth pressure at rest coefficient (K0 ) in sand deposits
1241
R. Frank
Modules pressiométriques pour calculer les déplacements des fondations
profondes
1247
R.J. Jardine
Non-linear interpretations of in-situ stiffness measurements
1249
P. Carrubba
ln-situ and laboratory evaluation of initial shear modulus fora clay
1257
Sesslon l Séance 4 Displacements and soil-structure interaction: Earth retaining structures and deep
excavations
Déplacements et interaction sol-structure: Structures de soutènement et
excavations profondes
M. Maugeri
4a Earth retaining structures
Structures de soutien
Session l Séance 2 Modelling stress-strain-time behaviour of natural soils
Relations contraintes-déformations-temps pour les sols naturels
2a Monotonic loading
Charges monotoniques
1303
G.Sembenelli
Deformations and factor of safety in high reinforced soil structures
4b Underground retaining structures and deep excavations
Fouilles et structures en souterrain
1261
1353
1360
1365
J. Logar
Use of strain isotaches in the consolidation analysis
1262
K. Kiein
Horizontal deformations at 47 m deep bentonite-cement slurry diaphragm wall
1369
J. Mecsi
Stresses, displacements, volume changes around the expansion cyclinder in the
soil- A condensed version with some additions to the lecture
1268
K.C. Brady
Serviceability limit states for reinforced soil structures
1375
M. Bastick
Stresses and strains in a reinforced earth experimental abutment
1381
W Steiner
Use of monitoring
1383
2b Cyclic loading
Charges cycliques
1277
H. M. Jacobsen
Behaviour of sand during earthquake or wave loading
1279
R. Dobry
Pore pressure development during cyclic shear loading
1280
D. Lo Presti
Threshold strain in soils
1282
K. Yasohara
Drainage effect importance in cyclic behaviour of clay
1285
VIli
IX
Session l Séance 5 Displacements and soil-structure interaction: Special problems (Earthquakes,
subsidence, landslides, etc.)
Déplacements et interaction sol-structure: Problèmes spéciaux (Tremblements
de terre, affaissements, éboulements, etc.)
Sa Static loading conditions
Conditions statiques
T. B. Edil
Discussion of issues raised on creep
J. D. Nieuwenhuis
Remedial measures for shallow naturallandslides
Sb Dynamic loading conditions
Conditions dynamiques
M. Bastick
Seismic design of reinforced earth
5
Closing session
Séance de cloture
Closing session
1387
7
ISSMFE Vice President for Europe: Report 1991
SIMSF Vice president pour l'Europa: Rapport 1991
8
Miscellaneous
Divers
List of delegates
1389
1397
1403
1535
1541
Liste des participants
lndex of authors
1565
lndex des auteurs
1409
1415
Séance de clòture
N. Janbu
Stress-strain-time behaviour of porous media: A case history based review
1417
Le comportement de contraintes-deformations-temps des milieux poreux: Une revue basée
sur des cas pratiques
6
ltalian contributlons
Contrlbutlons ltallennes
Associazione
Geotecnica Italiana
The Leaning Tower of Pisa- Present situation
1437
Selsmic hazards and slte effects in the Florence area
1447
P. Billi
G. Losito
M. Muschietti
1. Geologica! setting, tectonic evolution and related seismic activity
1449
T. Crespellani
2. Seismic hazard analysis
1459
A. Vignoli
3. Definition of the ground motion in firm soil
1471
R. Lugli
4. Geographical setting, built-up milieu and urban development
1481
P. Billi
5. Geology
1487
T. Crespellani
A. Ghinelli
C. Madiai
G. Vannucchi
6. Stratigraphical profiles and geotechnical properties
1491
T. Crespellani
G. Vannucchi
7. Dynamic properties of soils
1509
T. Crespellani
C. Madiai
8. Seismic response analysis
1519
T. Crespellani
G. Vannucchi
A. Vignoli
9. Uncertainties analysis and final remarks
1529
G. Vannucchi
X.Zeng
x
Xl