Fiber-Reinforced Polymer: Reinforcement for Concrete Structures

Volume 1......Page 1
Preface......Page 6
FRPRCS-6 Organizing Committees......Page 9
VOLUME 1 Contents......Page 10
DURABILITY AND MAINTENANCE......Page 26
Research on Strength and Durability of GFRP Rods for Prestressed Concrete Tendons......Page 28
STRUCTURAL DUCTILITY......Page 29
Approaches to Improve Structural Ductility......Page 31
Assessment Summary on Ductility......Page 32
Dowel Action......Page 33
Background and Significance......Page 36
Durability of Concrete Beams Reinforced with GFRP Bars under Different Environmental and Loading Conditions......Page 38
HEAT AND FIRE RESISTANCE......Page 39
DO COST COMPETITIVE APPLICATIONS EXIST AT THIS TIME?......Page 40
FRP REINFORCEMENTS IN LAMINATED CEMENTITIOUS COMPOSITES AND HYBRID COMPOSITES......Page 41
Conclusions from Sudy of Laminated Cementitious Composites......Page 43
GENERAL CONCLUSIONS AND RECOMMENDATIONS ON APPLICABILITY OF FRP REINFORCEMENTS......Page 44
REFERENCES......Page 45
Environmental Effects on RC Beams Strengthened with Near Surface Mounted FRP Rods......Page 50
SURVEY RESULTS......Page 51
Synergistic Hydrothermal Effects on Durability of E-Glass Vinylester Composites......Page 60
ACKNOWLEDGMENTS......Page 61
INTRODUCTION......Page 62
MAIN CAUSES OF FRP DETERIORATION......Page 63
STRENGTH OF FIBERS AND FRP AFTER DETERIORATION......Page 65
Development of Hybrid AGFRP Rod......Page 68
New GFRP rod with Surface Treatment......Page 71
CONCLUSIONS......Page 72
REFERENCES......Page 73
INTRODUCTION......Page 76
Carbon Continuous Fiber Flexible Reinforcement (CCFFR)......Page 77
Polyacetal Continuous Fiber Flexible Reinforcement (PCFFR)......Page 85
CONTINUOUS FIBER WITH HIGH FRACTURING STRAIN......Page 90
Enhancement of Ultimate Deformation......Page 91
Enhancement of Shear Strength......Page 92
Bond Behavior......Page 93
Effects of Wet Environment on CFRP-Confined Concrete Cylinders......Page 96
CONCLUSIONS......Page 99
REFERENCES......Page 100
FRP MATERIALS AND PROPERTIES......Page 102
INTRODUCTION......Page 104
Alkali Aggregate Reactive Mortar Cylinders Partly Restrained by External CFRP Fabric......Page 106
BOND TESTS......Page 107
Test Specimens......Page 109
Determination of Creep Test Loads......Page 110
Test Results......Page 111
REFERENCES:......Page 112
INTRODUCTION......Page 114
PREVIOUS RELATED RESEARCH......Page 115
ASR Expansion Reduction and Ductility Improvement by CFRP Sheet Wrapping......Page 116
Test Specimens......Page 117
Test Procedure......Page 119
RESULTS AND CONCLUDING REMARKS......Page 120
REFERENCES......Page 123
Durability of GFRP Rebars in Concrete Beams under Sustained Loads at Severe Environments......Page 124
Shape of Stress-Strain Curve......Page 125
Definition of Ultimate Condition......Page 127
ASSUMPTIONS AND GENERAL EQUATIONS......Page 128
ULTIMATE STRAIN AND COMPRESSIVE STRENGTH......Page 130
FRP EFFICIENCY FACTOR......Page 132
CONCLUSIONS......Page 133
Influence of Sustained Stress on the Durability of GFRP Bars Embedded in Concrete......Page 134
Time Temperature Superposition Principle (TTSP)......Page 136
Results and discussion......Page 137
Adjustment of strain......Page 141
Resealing procedure......Page 142
A Maintenance Strategy for FRP Strengthening Systems......Page 144
BOND BEHAVIOUR......Page 146
NSM FRP BARS......Page 148
NSM FRP STRIPS......Page 152
SUSTAINED AND FATIGUE LOADS......Page 154
REFERENCES......Page 157
INTRODUCTION......Page 158
Numerical Analysis Using Popovics Model......Page 159
Equivalent Bond Stress Block (EBSB)......Page 160
Basic Equations......Page 162
Constant Bond Stress......Page 163
Bond length longer than effective bond length......Page 164
Bond length less than effective bond length......Page 165
Fatigue Bond of Carbon Fiber Sheets and Concrete in RC Slabs Strengthened by CFRP......Page 166
REFERENCES......Page 167
INTRODUCTION......Page 168
EXPERIMENTAL PROCEDURES......Page 169
EXPERIMENTAL RESULTS......Page 170
INTERFACIAL FRACTURE ENERGY......Page 172
LOCAL BOND STRESS-SLIP RELATION......Page 174
REFERENCES......Page 177
INTRODUCTION......Page 178
"Bond at low load"......Page 179
"Bond at high load"......Page 180
Theory......Page 184
Comparison with experiments......Page 185
Fatigue Performance of RC Beams Strengthened with Externally Prestressed PBO Fiber Sheets......Page 186
REFERENCES......Page 187
INTRODUCTION......Page 188
DEFINITION OF A FRP-CONCRETE INTERFACE LAW......Page 189
POST-PROCESSING OF EXPERIMENTAL DATA......Page 190
Comparison with Experimental Results by Chajes et al.......Page 193
REFERENCES......Page 197
INTRODUCTION......Page 198
TEST PROCEDURE......Page 199
Preparation of Specimens.......Page 200
Positioning of specimens......Page 201
Test Results......Page 202
Proposed interface model......Page 203
Variation of the adhesion length......Page 204
CONCLUSIONS......Page 205
Fatigue Behaviour of Bridge Deck Specimen Strengthened with Carbon Fiber Polymer Composites......Page 206
INTRODUCTION......Page 208
FRP ANCHORAGE ZONE : FINITE ELEMENT FORMULATION......Page 209
FRP ANCHORED IN UNCRACKED CONCRETE ZONES......Page 211
Case: Srm 2Le in a constant bending moment zone......Page 212
Case: srm < 2Le in a constant bending moment zone......Page 213
Static and Fatigue Tests on Precracked RC Beams Strengthened with CFRP Sheets......Page 214
Comparison with Experimental Tests......Page 215
REFERENCES......Page 217
INTRODUCTION......Page 218
NEURAL NETWORKS......Page 220
NN Applied to RC Beams Strengthened with FRP......Page 222
Training and Testing the NN......Page 223
PARAMETRIC STUDY......Page 226
REFERENCES......Page 228
INTRODUCTION......Page 230
Tests......Page 231
Results......Page 232
PRESTRESSED FRP REINFORCEMENT AND TENDONS......Page 234
Fatigue of High Strength Concrete Beams Pretensioned with CFRP Tendons......Page 236
CONCLUSIONS......Page 238
REFERENCES......Page 239
EXTERNALLY BONDED REINFORCEMENT FOR FLEXURE......Page 240
INTRODUCTION......Page 242
CONSTITUTIVE RELATIONS OF CONCRETE AND FRP SHEET......Page 243
LOAD-BEARING CAPACITY OF THE FRP CONCRETE BEAM......Page 244
NUMERICAL RESULTS......Page 247
CONCLUSIONS......Page 249
REFERENCES......Page 250
INTRODUCTION......Page 252
Design of Specimens......Page 253
Loading and Measurement Methods......Page 254
Relationship of Failure and Load vs. Deflection Curve......Page 255
Design of Anchorage Zones for FRP-Prestressed Concrete......Page 256
Strengthening Effect......Page 257
Effect on Crack Width......Page 259
CONCLUSIONS......Page 260
REFERENCES......Page 261
INTRODUCTION......Page 262
OUTLINE OF EXPERIMENT......Page 263
Ultimate Strength and Failure Modes......Page 265
Deflection Behavior and Strain Distribution of Tension Steel Rebars......Page 268
Strain Distribution in CFRP Sheets......Page 269
CONCLUSIONS......Page 270
REFERENCES......Page 271
Background......Page 272
Beam Details and Test Set Up......Page 273
Material Properties......Page 274
Photogrammetry Measurement Set Up......Page 275
Analytical Modeling of Splitting Bond Failure for NSM FRP Reinforcement in Concrete......Page 276
Internal Shear Reinforcement Response......Page 277
Failure mechanism......Page 278
Beam Deformation......Page 279
REFERENCES......Page 281
INTRODUCTION......Page 282
Specimen Reinforcing Details......Page 283
RESULTS AND DISCUSSION......Page 285
Strengthening of RC Beams with External FRP Tendons: Tendon Stress at Ultimate......Page 286
Failure Modes......Page 288
Interfacial Shear Stresses......Page 289
REFERENCES......Page 291
INTRODUCTION......Page 292
Description of the models......Page 294
ANALYSES......Page 295
Beam......Page 297
Slab......Page 298
PARAMETRIC STUDIES......Page 299
DISCUSSION AND CONCLUSIONS......Page 300
REFERENCES......Page 301
INTRODUCTION......Page 302
Cross Section and Reinforcing Detail of Control Beam......Page 303
Moment Redistribution in Continuous Monolithic and Segmental Concrete Beams Prestressed with External Aramid Tendons......Page 304
Capacities of Control Beam......Page 306
RESULTS AND DISCUSSION......Page 307
Series-A Beams......Page 308
Series-B Beams......Page 310
REFERENCES......Page 311
INTRODUCTION......Page 312
Dimensions of Strengthened RC Beams......Page 313
Experimental Investigation on the Ductility of Beams Prestressed with FRP......Page 314
Test Specimens and Material Properties......Page 315
Relationship between Load and Displacement......Page 316
Strain Distribution of Flexural FRP Reinforcement......Page 318
Vertical Strain Distribution of U-shape Jacketing A FRPs......Page 319
CONCLUSIONS......Page 320
REFERENCES......Page 321
INTRODUCTION......Page 322
TEST SET-UP AND SPECIMENS......Page 323
TEST RESULTS......Page 326
REFERENCES......Page 331
Parametric Studies of RC Beams Strengthened in Flexure with Externally Bonded FRP S . Limkatanyu, H. Thomsen, E. Spacone and G. Camata......Page 332
PARAMETRIC INVESTIGATIONS ON FRP-STRENGTHENED RC BEAMS LOADED IN FOUR POINT BENDING......Page 333
Effect of CFRP Plate Length......Page 335
Multiscale Reinforcement Concept for Employment of Carbon Fiber Woven Mesh......Page 338
CONCLUSIONS......Page 340
REFERENCES......Page 341
INTRODUCTION......Page 342
BACKGROUND INVESTIGATIONS......Page 343
Debonding Process......Page 344
Concrete Cover Failure......Page 347
Numerical Examples......Page 349
REFERENCES......Page 351
INTRODUCTION......Page 352
EXPEFUMENTAL OVERVIEW......Page 353
Load-Deflection Curves......Page 355
Axial Strain Distributions of FRPs......Page 357
Calibration of Partial Safety Coefficients for FRP Strengthening......Page 358
Effectiveness Factor Re of FRPs......Page 360
REFERENCES......Page 361
INTRODUCTION......Page 362
EXPERIMENTAL WORK......Page 363
Load Capacity......Page 365
Structural Behaviour and Modes of Failure......Page 367
Ductility......Page 369
CONCLUSIONS......Page 370
REFERENCES......Page 371
General Comments......Page 372
Deformation Based Methods......Page 373
EVALUATION OF EXISTING METHODS......Page 374
REFERENCES......Page 380
INTRODUCTION......Page 382
EXPERIMENTAL PROGRAMME......Page 383
EXPERIMENTAL RESULTS......Page 385
Strengthening of One-Way RC Slabs with Openings using CFRP Systems......Page 388
NUMERlCAL EXAMPLES......Page 389
REFERENCES......Page 391
INTRODUCTION......Page 392
EXPERIMENT PROCEDURES......Page 393
RESULTS AND DISCUSSIONS......Page 394
Prediction of Crack Width......Page 396
Validity of the Model......Page 397
REFERENCES......Page 401
INTRODUCTION......Page 402
EXPERIMENTAL STUDY......Page 403
Concrete......Page 405
Interfacial Behavior......Page 406
FRP Sheets......Page 407
Seismic Behaviour of Reinforced Concrete Beam-Column Joint Strengthened with GFRP......Page 408
Flexural Test of RC Beams......Page 409
REFERENCES......Page 411
Fibre-Section FE of FRP-Strengthened RC Beam in Flexure, Shear and Confinement G. Monti and M. Barbato......Page 412
INTRODUCTION......Page 413
Modeling of FRP debonding......Page 414
Correlation Studies with Experimental Tests......Page 415
Modeling of Rein forcement......Page 417
FRP Seismic Strengthening of Columns in Frames......Page 418
REFERENCES......Page 420
INTRODUCTION......Page 422
BOND BEHAVIOR......Page 423
EXPERIMENTAL INVESTIGATION......Page 424
Tests on Axially Loaded RC Prisms - Test Setup and Results......Page 425
Tests on Flexural Members - Test Setup and Results......Page 427
Retrofitting of Shear Walls Designed to BS8110 for Seismic Loads using FRP......Page 428
REFERENCES......Page 431
INTRODUCTION......Page 432
EXPERIMENTAL PROGRAM AND TEST RESULTS......Page 433
MECHANICAL MODEL......Page 435
Velocity and Stress Fields of Multi-Layered Plate Model......Page 436
Collapse Mechanisms......Page 437
Strengthening of Interior Slab-Column Connections with CFRP Strips......Page 438
MODELLING AND COMPARISON WITH TEST RESULTS......Page 439
CONCLUSION......Page 440
REFERENCES......Page 441
INTRODUCTION......Page 442
Slab Details......Page 443
Material Properties......Page 444
Slab C: Manual Wet Lay-up Laminate Sheet......Page 445
TEST SETUP AND TEST PROCEDURE......Page 446
Mode of Failure......Page 447
CONCLUSIONS......Page 450
REFERENCES......Page 451
INTRODUCTION......Page 452
Test slabs and setup......Page 453
Ultimate Load Carrying Capacity......Page 454
Failure characteristics......Page 455
Material Modelling......Page 456
Strengthening Performance of FRP Sheets Bonded to Concrete Tunnel Linings......Page 458
Load Carrying Capacity and Deformation......Page 459
SUMMARY AND CONCLUSIONS......Page 460
REFERENCES......Page 461
INTRODUCTION......Page 462
CONCRETE CONSTITUTIVE MODEL......Page 464
Strengthening of Concrete Structures in Torsion with FRP......Page 468
REFERENCES......Page 469
EXTERNALLY BONDED REINFORCEMENT FOR SHEAR......Page 470
INTRODUCTION......Page 472
EXPERIMENTS......Page 473
EXPERIMENTAL RESULTS......Page 474
Beams with 2 straps......Page 477
Beams with 5 layer straps......Page 479
Pre- cracked beams......Page 480
REFERENCES......Page 481
INTRODUCTION......Page 482
EXPERIMENTAL PROGRAM......Page 483
TEST RESULTS AND DISCUSSION......Page 484
FRP SHEET CONTRIBUTION TO SHEAR CAPACITY......Page 487
APPLICATIONS IN MASONRY AND STEEL STRUCTURES......Page 488
Blast Resistance of Prototype In-Built Masonry Walls Strengthened with FRP Systems......Page 490
APPENDIX I: Notation......Page 491
INTRODUCTION......Page 492
THEORIES......Page 493
Truss Model......Page 494
Truss Model and Plate Bonding......Page 496
Shear- Moment Interaction......Page 497
THEORY IN COMPARISON WITH TESTS......Page 498
Retrofit Techniques using Polymers and FRPs for Preventing Injurious Wall Debris......Page 500
INTRODUCTION......Page 502
TEST PROGRAMME......Page 503
TEST RESULTS......Page 507
Experimental Behaviour of Masonry Panels Strengthened with FRP Sheets......Page 510
REFERENCES......Page 511
INTRODUCTION......Page 512
EXPERIMENTAL PROGRAM......Page 513
Strengthening Configurations......Page 514
FRP Material Application Procedure......Page 516
Ultimate Load and Flexural Strength Enhancement......Page 517
Results of Shear Capacity Enhancement......Page 518
Flexural Strengthening of URM Walls with FRP Systems......Page 520
REFERENCES......Page 521
INTRODUCTION......Page 522
CONFIGURATION OF TEST BEAMS......Page 523
Ultimate Load Capacity......Page 525
Cracking and Failure Mode......Page 526
ESTIMATION OF CONTRIBUTION OF CFF REINFORCEMENT TO SHEAR CAPACITY......Page 528
Shear Strengthening of URM Clay Walls with FRP Systems......Page 530
REFERENCES......Page 531
INTRODUCTION......Page 532
Outline of selected specimens......Page 533
Strengthening method of selected specimens......Page 534
Loading method of selected specimens......Page 535
CaIculation Method for Analysis......Page 536
Relationships between calculated fiber stress and structural parameters......Page 537
Relationships between fiber stress and Pwf......Page 538
Adaptation for specimens failing after flexural yielding......Page 539
Effect of FRP Mesh Reinforcement on Shear Capacity and Deformability of Masonry Walls......Page 540
REFERENCES......Page 541
INTRODUCTION......Page 542
EXPERIMENTAL PROGRAMME......Page 543
DISCUSSION OF RESULTS......Page 544
Concrete shear resistance......Page 548
ECONOMY ACHIEVED BY THE PROPOSALS......Page 549
Strengthening of Masonry Structures under Compressive Loads by using FRP Strips......Page 550
INTRODUCTION......Page 552
EXPERIMENTAL PROGRAMME......Page 553
Tests along Strong Axis of Column......Page 556
Tests along Weak Axis of Column......Page 559
CONCLUSIONS......Page 561
REFERENCES......Page 562
INTRODUCTION......Page 564
TEST PROGRAMME......Page 565
TEST RESULTS AND DISCUSSION......Page 567
FLEXURAL ANALYSIS......Page 569
Advanced Composite Materials for the Repair of Steel Structures......Page 570
CONCLUSIONS......Page 571
REFERENCES......Page 573
EXTERNALLY BONDED REINFORCEMENT FOR CONFINEMENT......Page 574
AVAILABLE EXPERIMENTAL RESULTS......Page 576
ULTIMATE STRENGTH OF CONFINED CONCRETE......Page 577
ULTIMATE STRAIN OF CONFINED CONCRETE......Page 579
FIELD APPLICATIONS AND CASE STUDIES......Page 580
Construction and Evaluation of Full-Scale CFRP Prestressed Concrete DT-Girder......Page 582
Comparison with Experimental Results......Page 583
REFERENCES......Page 584
EXPERIMENTAL OBSERVATIONS......Page 586
INITIAL PEAK STRESS AND STRAIN OF CONFINED CONCRETE......Page 587
Initial Peak Stress......Page 588
Initial Peak Brain......Page 589
Ultimate Stress......Page 590
Model I......Page 591
Model II......Page 593
REFERENCE......Page 594
INTRODUCTION......Page 596
EXPERIMENTS......Page 597
EXPERIMENTAL RESULTS......Page 600
CONCLUSIONS......Page 603
REFERENCES......Page 604
INTORODUCTION......Page 606
Characteristics of Confinement......Page 607
Specimen Preparation......Page 608
EXPERIMENTAL RESULTS......Page 609
CONFINING EFFECT IN ELASTIC REGION AND TRANSITION ZONE......Page 611
CONCLUSIONS......Page 614
REFERENCES......Page 615
INTRODUCTION......Page 616
RETROFIT WITH FRP SHEETS......Page 617
Fiber Rein forced Cement Composite......Page 618
COMPRESSIVE BEHAVIOR OF CONFINED CONCRETE......Page 619
Strengthening of Concrete Structures with Prestressed and Gradually Anchored CFRP Strips {Best Paper - Application)......Page 622
REFERENCES......Page 624
INTRODUCTION......Page 626
FLAT COUPON AND RING SPLITTING TESTS......Page 627
Flat Coupon Tensile Tests......Page 628
Ring splitting tests......Page 629
Test Specimens......Page 630
Results of Compression Tests......Page 631
Strengthening of Concrete Bridges with Carbon Cables and Strips......Page 632
CONCLUSIONS......Page 635
REFERENCES......Page 636
INTRODUCTION......Page 638
EXTERNAL CONFINEMENT WITH FRP......Page 639
Column’s Details......Page 640
Eccentric Loading......Page 641
New Corrosion-Free Concrete Bridge Barriers Reinforced with GFRP Composite Bars......Page 642
OBSERVED BEHAVIOUR AND TEST RESULTS......Page 643
Internally Reinforced Columns......Page 644
COMPARISON AND ANALYSIS......Page 645
CONCLUSION......Page 646
REFERENCES......Page 647
INTRODUCTION......Page 648
Specimen Preparation......Page 649
Test Setup and Procedure......Page 650
Strengthening of Steel Silos with Post-Tensioned CFRP Laminates......Page 652
Short-term creep curves......Page 653
Long-term creep curves......Page 655
CONCLUSIONS AND RECOMENDATIONS......Page 656
REFERENCES......Page 657
OBJECTIVES......Page 658
ANALYTICAL BOND MODEL......Page 659
DISCUSSION OF RESULTS......Page 660
PROPOSED EQUATION FOR DEVELOPMENT LENGTH......Page 661
REFERENCES......Page 666
INTRODUCTION......Page 668
PRETENSIONING METHOD......Page 669
EXPENMENTAL PROGRAMME......Page 670
EXPERIMENTAL RESULTS......Page 671
Strengthening with CFRP under Simulated Live Loads......Page 672
Stress-strain results......Page 673
Volumetric strain......Page 674
Discussion......Page 675
REFERENCES......Page 676
INTRODUCTION......Page 678
RESEARCH OBJECTIVES......Page 679
EXPERIMENTAL PROGRAM......Page 680
TEST SETUP AND INSTRUMENTATION......Page 681
Composite Structural Systems - From Characterization to Field Implementation......Page 682
Strength, Stgfness and Axial Deformation......Page 683
Failure Modes......Page 684
Laminate strains......Page 685
CONCLUSIONS......Page 686
REFERENCES......Page 687
INTRODUCTION......Page 688
Test Specimens......Page 689
Test Setup and Procedure......Page 690
Optimal Cost Design for Beams Prestressed with FRP Tendons......Page 692
ANALYSIS OF TEST RESULTS......Page 693
Displacement Ductility Analysis......Page 694
Energy Dissipation......Page 695
Stiffness Analysis......Page 696
REFERENCES......Page 697
INTRODUCTION......Page 698
Specimen Characteristics,Mmaterials, Jacketing......Page 700
Loading and conventional data acquisition system......Page 701
FRP in Civil Engineering in China: Research and Applications......Page 702
Comparison of photogrammetric and conventional measurements......Page 705
CONCLUSIONS......Page 706
REFERENCES......Page 707
FRP STRUCTURAL SHAPES......Page 708
INTRODUCTION......Page 710
Composite Tubes......Page 711
Short Column Specimens......Page 712
Test Setup and Instrumentation of Beam Specimens......Page 713
CODES AND STANDARDS......Page 714
Beam Specimens......Page 715
Design Concepts of the New Swiss Code on Externally Bonded Reinforcement......Page 716
Failure Modes......Page 718
REFERENCES......Page 719
FRP-Polymer Concrete Hybrid Systems......Page 720
Numerical Modelling......Page 721
Component Materials......Page 722
Hybrid Beams: Design and Manufacturing......Page 723
NUMERIC MODEL: ASSUMPTIONS AND IMPLEMENTATION......Page 724
EXPERIMENTAL VERSUS NUMERICAL RESULTS......Page 725
REFERENCES......Page 728
INTRODUCTION......Page 730
AVAILABLE SHELTER SYSTEM REVIEW......Page 731
SHELTER DESIGN - CONCEPTUAL OPTIMIZATION......Page 732
Development of Revised Geometry......Page 733
Development of Roof Geometry......Page 734
PANEL SYSTEM - LOCALIZED PANEL DESIGN......Page 735
PANEL SYSTEM - SYSTEMIC CONCEPTUAL DESIGN......Page 737
REFERENCES......Page 739
INTRODUCTION......Page 740
BACKGROUND......Page 741
EXPERIMENTAL PROGRAM......Page 742
Test Specimens......Page 743
Material Properties......Page 744
Behaviour of Test Specimens......Page 745
Evaluations of Continuous Fiber Reinforced RC Members based on AIJ Design Guildeline 2002......Page 746
Concrete and FRP Strains......Page 747
REFERENCES......Page 749
Author Index......Page 750
Design Procedure of NSM FRP Reinforcement for Strengthening of RC Beams......Page 755
Contents (VOLUME TWO)......Page 771
DURABILITY AND MAINTENANCE......Page 780
Research on Strength and Durability of GFRP Rods for Prestressed Concrete Tendons......Page 782
Durability of Concrete Beams Reinforced with GFRP Bars under Different Environmental and Loading Conditions......Page 792
Environmental Effects on RC Beams Strengthened with Near Surface Mounted FRP Rods......Page 804
Synergistic Hydrothermal Effects on Durability of E-Glass Vinylester Composites......Page 814
Durability of GFRP Composites under Tropical Climate......Page 824
Effects of Different Long-Term Climatic Conditions on FRP Durability......Page 834
Durability of Aramid and Carbon FRP PC Beams under Natural and Accelerated Exposure......Page 840
Effects of Wet Environment on CFRP-Confined Concrete Cylinders......Page 850
Alkali Aggregate Reactive Mortar Cylinders Partly Restrained by External CFRP Fabric......Page 860
ASR Expansion Reduction and Ductility Improvement by CFRP Sheet Wrapping......Page 870
Durability of GFRP Rebars in Concrete Beams under Sustained Loads at Severe Environments......Page 878
Influence of Sustained Stress on the Durability of GFRP Bars Embedded in Concrete......Page 888
A Maintenance Strategy for FRP Strengthening Systems......Page 898
SUSTAINED AND FATIGUE LOADS......Page 908
Viability of using CFRP Laminates to Repair RC Beams Corroded under Sustained Loads......Page 910
Fatigue Bond of Carbon Fiber Sheets and Concrete in RC Slabs Strengthened by CFRP......Page 920
Fatigue Performance of RC Beams Strengthened with CF Sheets Bonded by Inorganic Matrix......Page 930
Fatigue Performance of RC Beams Strengthened with Externally Prestressed PBO Fiber Sheets......Page 940
Prestressed CFRP Sheets for Strengthening Reinforced Concrete Structures in Fatigue......Page 950
Fatigue Behaviour of Bridge Deck Specimen Strengthened with Carbon Fiber Polymer Composites......Page 960
Static and Fatigue Tests on Precracked RC Beams Strengthened with CFRP Sheets......Page 968
Fatigue Investigation of Concrete Bridge Deck Slab Reinforced with GFRP and Steel Strap......Page 978
PRESTRESSED FRP REINFORCEMENT AND TENDONS......Page 988
Fatigue of High Strength Concrete Beams Pretensioned with CFRP Tendons......Page 990
Transverse Confinement of Deck Slabs by Concrete Straps......Page 1000
Design of Anchorage Zones for FRP-Prestressed Concrete......Page 1010
A Simple Continuous System of Shear Reinforcement with Polyacetal Fiber......Page 1020
Analytical Modeling of Splitting Bond Failure for NSM FRP Reinforcement in Concrete......Page 1030
Strengthening of RC Beams with External FRP Tendons: Tendon Stress at Ultimate......Page 1040
Comparative Analysis on Stress Calculation Methods for External FRP Cables......Page 1050
Moment Redistribution in Continuous Monolithic and Segmental Concrete Beams Prestressed with External Aramid Tendons......Page 1058
Experimental Investigation on the Ductility of Beams Prestressed with FRP......Page 1068
Time-Dependent Flexural Crack Width Prediction of Concrete Beams Prestressed with CFRP tendons......Page 1078
STRUCTURAL STRENGTHENING......Page 1090
Multiscale Reinforcement Concept for Employment of Carbon Fiber Woven Mesh......Page 1092
Woven Composite Fabric to Strengthen Structurally Deficient RC Beams......Page 1102
Calibration of Partial Safety Coefficients for FRP Strengthening......Page 1112
Comparison between FRP Rebar FRP Grid and Steel Rebar Reinforced Concrete Beams......Page 1122
Concrete Beams Strengthened with Pre-Stressed Near Surface Mounted Reinforcement......Page 1132
Strengthening of One-Way RC Slabs with Openings using CFRP Systems......Page 1142
Experimental Results of One-Way RC Slabs with Openings Strengthened with CFRP Laminates......Page 1152
Seismic Behaviour of Reinforced Concrete Beam-Column Joint Strengthened with GFRP......Page 1162
FRP Seismic Strengthening of Columns in Frames......Page 1172
Retrofitting of Shear Walls Designed to BS8110 for Seismic Loads using FRP......Page 1182
Strengthening of Interior Slab-Column Connections with CFRP Strips......Page 1192
Effectiveness of FRP Plate Strengthening on Curved Soffits......Page 1202
Strengthening Performance of FRP Sheets Bonded to Concrete Tunnel Linings......Page 1212
Strengthening of Concrete Structures in Torsion with FRP......Page 1222
FE Modelling of FRP-Repaired RC Plane Stress Elements......Page 1232
APPLICATIONS IN MASONRY AND STEEL STRUCTURES......Page 1242
Blast Resistance of Prototype In-Built Masonry Walls Strengthened with FRP Systems......Page 1244
Retrofit Techniques using Polymers and FRPs for Preventing Injurious Wall Debris......Page 1254
Experimental Behaviour of Masonry Panels Strengthened with FRP Sheets......Page 1264
Flexural Strengthening of URM Walls with FRP Systems......Page 1274
Shear Strengthening of URM Clay Walls with FRP Systems......Page 1284
Effect of FRP Mesh Reinforcement on Shear Capacity and Deformability of Masonry Walls......Page 1294
Strengthening of Masonry Structures under Compressive Loads by using FRP Strips......Page 1304
Seismic Behaviour of Masonry Structural Walls Strengthened with CFRP Plates......Page 1314
Advanced Composite Materials for the Repair of Steel Structures......Page 1324
FIELD APPLICATIONS AND CASE STUDIES......Page 1334
Construction and Evaluation of Full-Scale CFRP Prestressed Concrete DT-Girder......Page 1336
Flexural Behaviour of Bridge Deck Slabs Reinforced with FRP Composite Bars......Page 1346
Details and Specifications for a Bridge Deck with FRP Framework Grid and Rebar......Page 1356
Construction Testing and Monitoring of FRP RC Bridges in North America......Page 1366
Strengthening of Concrete Structures with Prestressed and Gradually Anchored CFRP Strips {Best Paper - Application)......Page 1376
Strengthening of Concrete Bridges with Carbon Cables and Strips......Page 1386
New Corrosion-Free Concrete Bridge Barriers Reinforced with GFRP Composite Bars......Page 1396
Strengthening of Steel Silos with Post-Tensioned CFRP Laminates......Page 1406
Seismic Performance Improvement of the Bell Tower in Serra......Page 1416
Strengthening with CFRP under Simulated Live Loads......Page 1426
Composite Structural Systems - From Characterization to Field Implementation......Page 1436
Optimal Cost Design for Beams Prestressed with FRP Tendons......Page 1446
FRP in Civil Engineering in China: Research and Applications......Page 1456
CODES AND STANDARDS......Page 1468
Design Concepts of the New Swiss Code on Externally Bonded Reinforcement......Page 1470
Design Guideline for CFRP Strengthening of Concrete Structures......Page 1480
Design Practice of Framed Building Structure Based on AIJ Design Guideline 2002......Page 1490
Evaluations of Continuous Fiber Reinforced RC Members based on AIJ Design Guildeline 2002......Page 1500
Design Procedure of NSM FRP Reinforcement for Strengthening of RC Beams......Page 1510
Contents (VOLUME TWO)......Page 17
Durability of GFRP Composites under Tropical Climate......Page 70
Effects of Different Long-Term Climatic Conditions on FRP Durability......Page 80
Durability of Aramid and Carbon FRP PC Beams under Natural and Accelerated Exposure......Page 86
Viability of using CFRP Laminates to Repair RC Beams Corroded under Sustained Loads......Page 156
Fatigue Performance of RC Beams Strengthened with CF Sheets Bonded by Inorganic Matrix......Page 176
Prestressed CFRP Sheets for Strengthening Reinforced Concrete Structures in Fatigue......Page 196
Fatigue Investigation of Concrete Bridge Deck Slab Reinforced with GFRP and Steel Strap......Page 224
Transverse Confinement of Deck Slabs by Concrete Straps......Page 246
A Simple Continuous System of Shear Reinforcement with Polyacetal Fiber......Page 266
Comparative Analysis on Stress Calculation Methods for External FRP Cables......Page 296
Time-Dependent Flexural Crack Width Prediction of Concrete Beams Prestressed with CFRP tendons......Page 324
STRUCTURAL STRENGTHENING......Page 336
Woven Composite Fabric to Strengthen Structurally Deficient RC Beams......Page 348
Comparison between FRP Rebar FRP Grid and Steel Rebar Reinforced Concrete Beams......Page 368
Concrete Beams Strengthened with Pre-Stressed Near Surface Mounted Reinforcement......Page 378
Experimental Results of One-Way RC Slabs with Openings Strengthened with CFRP Laminates......Page 398
Effectiveness of FRP Plate Strengthening on Curved Soffits......Page 448
FE Modelling of FRP-Repaired RC Plane Stress Elements......Page 478
Seismic Behaviour of Masonry Structural Walls Strengthened with CFRP Plates......Page 560
Flexural Behaviour of Bridge Deck Slabs Reinforced with FRP Composite Bars......Page 592
Details and Specifications for a Bridge Deck with FRP Framework Grid and Rebar......Page 602
Construction Testing and Monitoring of FRP RC Bridges in North America......Page 612
Seismic Performance Improvement of the Bell Tower in Serra......Page 662
Design Guideline for CFRP Strengthening of Concrete Structures......Page 726
Design Practice of Framed Building Structure Based on AIJ Design Guideline 2002......Page 736
Author Index......Page 1520