24小时热门版块排行榜

返回列表

【奖励】本帖被评价32次，作者xkgakg增加金币 25 个

xkgakg

银虫 (正式写手)

应助: 9 (幼儿园)
金币: 303.9
帖子: 396
在线: 216.8小时
虫号: 2123646

[资源] Analysis and design of shallow and deep foundation

一本精典外文基础设计的书籍，供大家学习交流。
CONTENTS
PREFACE xvii
ACKNOWLEDGMENTS xxi
SYMBOLS AND NOTATIONS xxiii
1 INTRODUCTION 1
1.1 Historical Use of Foundations / 1
1.2 Kinds of Foundations and their Uses / 1
1.2.1 Spread Footings and Mats / 1
1.2.2 Deep Foundations / 4
1.2.3 Hybrid Foundations / 7
1.3 Concepts in Design / 7
1.3.1 Visit the Site / 7
1.3.2 Obtain Information on Geology at Site / 7
1.3.3 Obtain Information on Magnitude and Nature of
Loads on Foundation / 8
1.3.4 Obtain Information on Properties of Soil at Site / 8
1.3.5 Consider Long-Term Effects / 9
1.3.6 Pay Attention to Analysis / 9
1.3.7 Provide Recommendations for Tests of Deep Foundations / 9
1.3.8 Observe the Behavior of the Foundation of a Completed Structure / 10
vi CONTENTS Problems / 10
2 ENGINEERING GEOLOGY 11
2.1 Introduction / 11
2.2 Nature of Soil Affected by Geologic Processes / 12
2.2.1 Nature of Transported Soil / 12
2.2.2 Weathering and Residual Soil / 14
2.2.3 Nature of Soil Affected by Volcanic
Processes / 14
2.2.4 Nature of Glaciated Soil / 15
2.2.5 Karst Geology / 16
2.3 Available Data on Regions in the United States / 16
2.4 U.S. Geological Survey and State Agencies / 17
2.5 Examples of the Application of Engineering Geology / 18
2.6 Site Visit / 19
Problems / 19
3 FUNDAMENTALS OF SOIL MECHANICS 21
3.1 Introduction / 21
3.2 Data Needed for the Design of Foundations / 21
3.2.1 Soil and Rock Classification / 22
3.2.2 Position of the Water Table / 22
3.2.3 Shear Strength and Density / 23
3.2.4 Deformability Characteristics / 23
3.2.5 Prediction of Changes in Conditions and the
Environment / 24
3.3 Nature of Soil / 24
3.3.1 Grain-Size Distribution / 24
3.3.2 Types of Soil and Rock / 26
3.3.3 Mineralogy of Common Geologic Materials / 26
3.3.4 Water Content and Void Ratio / 30
3.3.5 Saturation of Soil / 31
3.3.6 Weight–Volume Relationships / 31
3.3.7 Atterberg Limits and the Unified Soils Classification System / 34
3.4 Concept of Effective Stress / 37
3.4.1 Laboratory Tests for Consolidation of Soils / 39
3.4.2 Spring and Piston Model of Consolidation / 42
3.4.3 Determination of Initial Total Stresses / 45
3.4.4 Calculation of Total and Effective Stresses / 47
CONTENTS vii
3.4.5 The Role of Effective Stress in Soil Mechanics / 49
3.5 Analysis of Consolidation and Settlement / 49
3.5.1 Time Rates of Settlement / 49
3.5.2 One-Dimensional Consolidation Testing / 57
3.5.3 The Consolidation Curve / 64
3.5.4 Calculation of Total Settlement / 67
3.5.5 Calculation of Settlement Due to Consolidation / 68
3.5.6 Reconstruction of the Field Consolidation Curve / 69
3.5.7 Effects of Sample Disturbance on Consolidation Properties / 73
3.5.8 Correlation of Consolidation Indices with Index Tests / 78
3.5.9 Comments on Accuracy of Settlement Computations / 80
3.6 Shear Strength of Soils / 81
3.6.1 Introduction / 81
3.6.2 Friction Between Two Surfaces in Contact / 81
3.6.3 Direct Shear Testing / 84
3.6.4 Triaxial Shear Testing / 84
3.6.5 Drained Triaxial Tests on Sand / 89
3.6.6 Triaxial Shear Testing of Saturated Clays / 92
3.6.7 The SHANSEP Method / 119
3.6.8 Other Types of Shear Testing for Soils / 122
3.6.9 Selection of the Appropriate Testing Method / 123
Problems / 124
4 INVESTIGATION OF SUBSURFACE CONDITIONS 134
4.1 Introduction / 134
4.2 Methods of Advancing Borings / 136
4.2.1 Wash-Boring Technique / 136
4.2.2 Continuous-Flight Auger with Hollow Core / 137
4.3 Methods of Sampling / 139
4.3.1 Introduction / 139
4.3.2 Sampling with Thin-Walled Tubes / 139
4.3.3 Sampling with Thick-Walled Tubes / 142
4.3.4 Sampling Rock / 142
4.4 In Situ Testing of Soil / 144
viii CONTENTS
4.4.1 Cone Penetrometer and Piezometer-Cone Penetrometer / 144
4.4.2 Vane Shear Device / 146
4.4.3 Pressuremeter / 148
4.5 Boring Report / 152
4.6 Subsurface Investigations for Offshore Structures / 153
Problems / 155
5 PRINCIPAL TYPES OF FOUNDATIONS 158
5.1 Shallow Foundations / 158
5.2 Deep Foundations / 160
5.2.1 Introduction / 160
5.2.2 Driven Piles with Impact Hammer / 160
5.2.3 Drilled Shafts / 162
5.2.4 Augercast Piles / 168
5.2.5 GeoJet Piles / 170
5.2.6 Micropiles / 172
5.3 Caissons / 172
5.4 Hybrid Foundation / 173
Problems / 175
6 DESIGNING STABLE FOUNDATIONS 176
6.1 Introduction / 176
6.2 Total and Differential Settlement / 177
6.3 Allowable Settlement of Structures / 178
6.3.1 Tolerance of Buildings to Settlement / 178
6.3.2 Exceptional Case of Settlement / 178
6.3.3 Problems in Proving Settlement / 180
6.4 Soil Investigations Appropriate to Design / 180
6.4.1 Planning / 180
6.4.2 Favorable Profiles / 181
6.4.3 Soils with Special Characteristics / 181
6.4.4 Calcareous Soil / 182
6.5 Use of Valid Analytical Methods / 186
6.5.1 Oil Tank in Norway / 187
6.5.2 Transcona Elevator in Canada / 187
6.5.3 Bearing Piles in China / 188
6.6 Foundations at Unstable Slopes / 189
6.6.1 Pendleton Levee / 189
6.6.2 Fort Peck Dam / 190
CONTENTS ix
6.7 Effects of Installation on the Quality of Deep
Foundations / 190
6.7.1 Introduction / 190
6.8 Effects of Installation of Deep Foundations on Nearby Structures / 192
6.8.1 Driving Piles / 192
6.9 Effects of Excavations on Nearby Structures / 193
6.10 Deleterious Effects of the Environment on Foundations / 194
6.11 Scour of Soil at Foundations / 194
Problems / 194
7 THEORIES OF BEARING CAPACITY AND SETTLEMENT 196
7.1 Introduction / 196
7.2 Terzaghi’s Equations for Bearing Capacity / 198
7.3 Revised Equations for Bearing Capacity / 199
7.4 Extended Formulas for Bearing Capacity by J. Brinch Hansen / 200
7.4.1 Eccentricity / 203
7.4.2 Load Inclination Factors / 204
7.4.3 Base and Ground Inclination / 205
7.4.4 Shape Factors / 205
7.4.5 Depth Effect / 206
7.4.6 Depth Factors / 206
7.4.7 General Formulas / 208
7.4.8 Passive Earth Pressure / 208
7.4.9 Soil Parameters / 209
7.4.10 Example Computations / 209
7.5 Equations for Computing Consolidation Settlement of Shallow
Foundations on Saturated Clays / 213
7.5.1 Introduction / 213
7.5.2 Prediction of Total Settlement Due to Loading of
Clay Below the Water Table / 214
7.5.3 Prediction of Time Rate of Settlement Due to Loading of Clay Below the Water Table / 219
Problems / 222
8 PRINCIPLES FOR THE DESIGN OF FOUNDATIONS 223
8.1 Introduction / 223
8.2 Standards of Professional Conduct / 223
8.2.1 Fundamental Principles / 223
x CONTENTS
8.2.2 Fundamental Canons / 224
8.3 Design Team / 224
8.4 Codes and Standards / 225
8.5 Details of the Project / 225
8.6 Factor of Safety / 226
8.6.1 Selection of a Global Factor of Safety / 228
8.6.2 Selection of Partial Factors of Safety / 229
8.7 Design Process / 230
8.8 Specifications and Inspection of the Project / 231
8.9 Observation of the Completed Structure / 232
Problems / 233
Appendix 8.1 / 234
9 GEOTECHNICAL DESIGN OF SHALLOW FOUNDATIONS 235
9.1 Introduction / 235
9.2 Problems with Subsidence / 235
9.3 Designs to Accommodate Construction / 237
9.3.1 Dewatering During Construction / 237
9.3.2 Dealing with Nearby Structures / 237
9.4 Shallow Foundations on Sand / 238
9.4.1 Introduction / 238
9.4.2 Immediate Settlement of Shallow Foundations on Sand / 239
9.4.3 Bearing Capacity of Footings on Sand / 244
9.4.4 Design of Rafts on Sand / 247
9.5 Shallow Foundations on Clay / 247
9.5.1 Settlement from Consolidation / 247
9.5.2 Immediate Settlement of Shallow Foundations on Clay / 251
9.5.3 Design of Shallow Foundations on Clay / 253
9.5.4 Design of Rafts / 255
9.6 Shallow Foundations Subjected to Vibratory Loading / 255
9.7 Designs in Special Circumstances / 257
9.7.1 Freezing Weather / 257
9.7.2 Design of Shallow Foundations on Collapsible
Soil / 260
9.7.3 Design of Shallow Foundations on Expansive Clay / 260
9.7.4 Design of Shallow Foundations on Layered Soil / 262
CONTENTS xi
9.7.5 Analysis of a Response of a Strip Footing by Finite
Element Method / 263
Problems / 265
10 GEOTECHNICAL DESIGN OF DRIVEN PILES UNDER AXIAL LOADS 270
10.1 Comment on the Nature of the Problem / 270
10.2 Methods of Computation / 273
10.2.1 Behavior of Axially Loaded Piles / 273
10.2.2 Geotechnical Capacity of Axially Loaded Piles / 275
10.3 Basic Equation for Computing the Ultimate Geotechnical
Capacity of a Single Pile / 277
10.3.1 API Methods / 277
10.3.2 Revised Lambda Method / 284
10.3.3 U.S. Army Corps Method / 286
10.3.4 FHWA Method / 291
10.4 Analyzing the Load–Settlement Relationship of an Axially
Loaded Pile / 297
10.4.1 Methods of Analysis / 297
10.4.2 Interpretation of Load-Settlement Curves / 303
10.5 Investigation of Results Based on the Proposed Computation Method / 306
10.6 Example Problems / 307
10.6.1 Skin Friction / 308
10.7 Analysis of Pile Driving / 312
10.7.1 Introduction / 312
10.7.2 Dynamic Formulas / 313
10.7.3 Reasons for the Problems with Dynamic
Formulas / 314
10.7.4 Dynamic Analysis by the Wave Equation / 315
10.7.5 Effects of Pile Driving / 317
10.7.6 Effects of Time After Pile Driving with No
Load / 320
Problems / 321
11 GEOTECHNICAL DESIGN OF DRILLED SHAFTS UNDER
AXIAL LOADING 323
11.1 Introduction / 323
11.2 Presentation of the FHWA Design Procedure / 323
xii CONTENTS
11.2.1 Introduction / 323
11.3 Strength and Serviceability Requirements / 324
11.3.1 General Requirements / 324
11.3.2 Stability Analysis / 324
11.3.3 Strength Requirements / 324
11.4 Design Criteria / 325
11.4.1 Applicability and Deviations / 325
11.4.2 Loading Conditions / 325
11.4.3 Allowable Stresses / 325
11.5 General Computations for Axial Capacity of Individual Drilled Shafts / 325
11.6 Design Equations for Axial Capacity in Compression and in Uplift / 326
11.6.1 Description of Soil and Rock for Axial Capacity Computations / 326
11.6.2 Design for Axial Capacity in Cohesive Soils / 326
11.6.3 Design for Axial Capacity in Cohesionless Soils / 334
11.6.4 Design for Axial Capacity in Cohesive Intermediate
Geomaterials and Jointed Rock / 345
11.6.5 Design for Axial Capacity in Cohesionless Intermediate Geomaterials / 362
11.6.6 Design for Axial Capacity in Massive Rock / 365
11.6.7 Addition of Side Resistance and End Bearing in Rock / 374
11.6.8 Commentary on Design for Axial Capacity in Karst / 375
11.6.9 Comparison of Results from Theory and Experiment / 376
Problems / 377
12 FUNDAMENTAL CONCEPTS REGARDING DEEP
FOUNDATIONS UNDER LATERAL LOADING 379
12.1 Introduction / 379
12.1.1 Description of the Problem / 379
12.1.2 Occurrence of Piles Under Lateral Loading / 379
12.1.3 Historical Comment / 381
12.2 Derivation of the Differential Equation / 382
12.2.1 Solution of the Reduced Form of the Differential
Equation / 386
CONTENTS xiii
12.3 Response of Soil to Lateral Loading / 393
12.4 Effect of the Nature of Loading on the Response of Soil / 396
12.5 Method of Analysis for Introductory Solutions for a Single Pile / 397
12.6 Example Solution Using Nondimensional Charts for Analysis
of a Single Pile / 401
Problems / 411
13 ANALYSIS OF INDIVIDUAL DEEP FOUNDATIONS UNDER
AXIAL LOADING USINGt-zMODEL 413
13.1 Short-Term Settlement and Uplift / 413
13.1.1 Settlement and Uplift Movements / 413
13.1.2 Basic Equations / 414
13.1.3 Finite Difference Equations / 417
13.1.4 Load-Transfer Curves / 417
13.1.5 Load-Transfer Curves for Side Resistance in Cohesive Soil / 418
13.1.6 Load-Transfer Curves for End Bearing in Cohesive Soil / 419
13.1.7 Load-Transfer Curves for Side Resistance in Cohesionless Soil / 421
13.1.8 Load-Transfer Curves for End Bearing in Cohesionless Soil / 425
13.1.9 Load-Transfer Curves for Cohesionless Intermediated Geomaterials / 426
13.1.10 Example Problem / 430
13.1.11 Experimental Techniques for Obtaining Load-Transfer
Versus Movement Curves / 436
13.2 Design for Vertical Ground Movements Due to Downdrag or Expansive Uplift / 437
13.2.1 Downward Movement Due to Downdrag / 438
13.2.2 Upward Movement Due to Expansive Uplift / 439 Problems / 440
14 ANALYSIS AND DESIGN BY COMPUTER OR PILES
SUBJECTED TO LATERAL LOADING 441
14.1 Nature of the Comprehensive Problem / 441
14.2 Differential Equation for a Comprehensive Solution / 442
14.3 Recommendations forp-yCurves for Soil and Rock / 443
14.3.1 Introduction / 443
xiv CONTENTS
14.3.2 Recommendations forp-yCurves for Clays / 447
14.3.3 Recommendations forp-yCurves for Sands / 464
14.3.4 Modifications top-yCurves for Sloping
Ground / 473
14.3.5 Modifications for Raked (Battered Piles) / 477
14.3.6 Recommendations forp-yCurves for Rock / 478
14.4 Solution of the Differential Equation by Computer / 484
14.4.1 Introduction / 484
14.4.2 Formulation of the Equation by Finite
Differences / 486
14.4.3 Equations for Boundary Conditions for Useful
Solutions / 487
14.5 Implementation of Computer Code / 489
14.5.1 Selection of the Length of the Increment / 490
14.5.2 Safe Penetration of Pile with No Axial Load / 491
14.5.3 Buckling of a Pipe Extending Above the
Groundline / 492
14.5.4 Steel Pile Supporting a Retaining Wall / 492
14.5.5 Drilled Shaft Supporting an Overhead Structure / 496
Problems / 499
15 ANALYSIS OF PILE GROUPS 503
15.1 Introduction / 503
15.2 Distribution of Load to Piles in a Group: The
Two-Dimensional Problem / 503
15.2.1 Model of the Problem / 504
15.2.2 Detailed Step-by-Step Solution Procedure / 510
15.3 Modification ofp-yCurves for Battered Piles / 510
15.4 Example Solution Showing Distribution of a Load to Piles in a
Two-Dimensional Group / 511
15.4.1 Solution by Hand Computations / 511
15.5 Efficiency of Piles in Groups Under Lateral Loading / 517
15.5.1 Modifying Lateral Resistance of Closely Spaced Piles / 517
15.5.2 Customary Methods of Adjusting Lateral Resistance
for Close Spacing / 518
15.5.3 Adjusting for Close Spacing under Lateral Loading by Modifiedp-yCurves / 521
15.6 Efficiency of Piles in Groups Under Axial Loading / 527
15.6.1 Introduction / 527
CONTENTS xv
15.6.2 Efficiency of Piles in a Group in Cohesionless Soils / 529
15.6.3 Efficiency of Piles in a Group in Cohesive Soils / 531
15.6.4 Concluding Comments / 534
Problems / 535
APPENDIX 537
REFERENCES 539
INDEX

回复此楼