Bridges for High-Speed Railways: Revised Papers from the Workshop, Porto, Portugal, 3 - 4 June 2004

Bridges for High-Speed Railways......Page 3
Table of Contents......Page 6
Preface......Page 8
List of Authors......Page 10
2 THE COME–BACK OF STEEL IN BRIDGES......Page 11
3 THE STRUCTURAL DESIGN......Page 12
4 THE STEEL USED IN THE TGV BRIDGES......Page 13
5 SPECIAL POINTS CONCERNING THE STRUCTURAL DESIGN AND THE SHOP FABRICATION......Page 14
6.1 Composite girder decks......Page 15
6.2 Double bowstring of La Garde Adhémar (Fig. 7)......Page 16
6.3 Double rib Mornas and Mondragon Tied-Arch Viaducts (Fig. 8)......Page 18
6.5 The Arc Viaduct (Fig. 10)......Page 19
7 HSR BRIDGES IN OTHER COUNTRIES......Page 20
7.1 The Korean high speed rail line......Page 21
7.2 CTRL in England......Page 22
REFERENCES......Page 23
2 HISTORY OF THE EUROCODES......Page 25
3 ELABORATION OF EUROCODE 1 PART 2......Page 26
4 INTRODUCTION OF THE EUROPEAN STANDARDISATION IN GERMANY [2][3]......Page 29
5 INTRODUCTION IN THE CONTEXT OF TECHNICAL SPECIFICATIONS FOR INTEROPERABILITY (TSI)......Page 30
6 INTRODUCTION IN THE CONTEXT OF UIC LEAFLETS......Page 31
REFERENCES......Page 32
1 INTRODUCTION......Page 33
2 IS DYNAMIC ANALYSIS ALWAYS NECESSARY?......Page 34
3.1 Train and load models......Page 35
3.2 Bridge model......Page 36
3.2.3 Damping......Page 37
4 SLS CRITERIA......Page 38
5 CONCLUSIONS......Page 39
REFERENCES......Page 40
1 INTRODUCTION......Page 41
2.2 Dynamic analysis with moving loads......Page 43
2.3 Simplified models based on dynamic train signature......Page 44
2.4 Dynamic analysis with vehicle-structure interaction......Page 46
3 HIGH SPEED REAL TRAINS AND INTEROPERABILITY......Page 47
5 EVALUATION OF THE DYNAMIC VEHICLE-STRUCTURE INTERACTION......Page 50
6 DYNAMIC UPLIFT......Page 51
REFERENCES......Page 54
1 INTRODUCTION......Page 57
2 STRATEGIC CHOICES......Page 58
3.1.1 Deck......Page 60
3.2 Decks’ typical cross sections......Page 61
3.3 Comparison between a–f typologies......Page 64
4.2 Drainage......Page 69
4.6 Monitoring and maintenance......Page 70
5 MODELS AND TESTING......Page 71
6.2 Cast in situ box girder......Page 72
6.3 Two box girders......Page 74
6.4 Full span pre-casting......Page 75
7 CONTINUOUS PRESTRESSED CONCRETE BRIDGES......Page 77
REFERENCES......Page 79
2.1 Design codes......Page 81
3.1.1 Structural types......Page 83
3.1.3 Construction procedures......Page 85
3.2.1 Structural configurations......Page 86
4.2 Design criteria......Page 88
4.4 Llinars bridge over highway AP-7......Page 89
4.4.1 Description of the bridge......Page 90
4.4.2 Construction process......Page 93
4.4.3 General technical data......Page 94
4.5.1 General description......Page 95
4.5.2 Construction process......Page 97
4.5.3 General technical data......Page 99
5 CONCLUSIONS......Page 100
REFERENCES......Page 101
1 INTRODUCTION......Page 103
2.2 Layout......Page 105
2.3 Vertical loads......Page 106
2.4 Horizontal loads: Track-deck interaction......Page 111
2.5 Movement limitations......Page 114
3.1 The deck......Page 115
3.2 The piers......Page 118
3.3 The abutments and casting yard......Page 120
3.4 Typefont, typesize and spacing......Page 121
4 THE MOST SIGNIFICANT ASPECTS OF THE CONSTRUCTION......Page 122
5 A LONG SPAN BRIDGE: BRIDGE OVER THE EBRO RIVER......Page 123
5.1.1 The deck......Page 124
5.1.3 The abutments......Page 126
5.2 Analysis methodology......Page 127
5.3 Shear stress deformation......Page 128
5.4 Local effects......Page 129
5.5 Resistant behaviour during construction......Page 130
ACKNOWLEDGEMENTS......Page 132
REFERENCES......Page 133
1 INTRODUCTION......Page 135
2 SIMPLE THEORETICAL MODEL......Page 136
3 NUMERICAL CALCULATIONS......Page 139
4.3 Various high speed trains......Page 140
4.4 Vertical acceleration of bridges......Page 141
5 STRESS SPECTRA......Page 143
6 CRITICAL SPEEDS......Page 148
7.1 Statistical evaluation......Page 149
8 INTEROPERABILITY......Page 150
REFERENCES......Page 151
1 INTRODUCTION AND STATE OF THE ART......Page 153
2 MODELS BASED ON DIRECT INTEGRATION WITH MOVING LOADS......Page 154
3.1 Analytical methods......Page 155
3.2 Simplified models......Page 156
4.1 Methodology for the analysis of hyperestatic bridges......Page 157
4.2 “In situ” concrete bridges......Page 160
4.3 Concrete–steel composite bridges......Page 162
4.4 Precasted concrete bridges......Page 165
REFERENCES......Page 167
2 DYNAMIC MODEL OF THE BRIDGE-VEHICLES SYSTEM......Page 169
3 RIADA BRIDGE......Page 171
4 LUIZ I BRIDGE......Page 175
4.2 Pedestrian comfort......Page 177
4.3 Passengers comfort......Page 178
5 ANTUÃ BRIDGE......Page 179
5.1 Structural safety......Page 181
6 HIGH-SPEED RAILWAY CONTINUOUS SLAB BRIDGE......Page 183
6.1 Structural safety......Page 185
7 CONCLUSIONS......Page 187
BookmarkTitle:......Page 188
2 PRESENTATION OF SEISMIC DESIGN FOR HSR LINE......Page 191
2.2 Presentation of the medium and high earthquake level......Page 192
2.3.2 Pier......Page 193
2.3.3 Deck......Page 194
2.3.5 Track structure interaction......Page 195
3.3 Method of analysis......Page 196
3.5 Monitoring of the seismic activities......Page 197
4.3 Method of analysis......Page 199
5 CONCLUSION......Page 200
2 MOVEMENTS AT THE JOINT......Page 201
2.2 Influence of displacements on the rail......Page 203
2.4 Distances between the rail fastenings at the moveable joint......Page 204
4 OPEN JOINTS......Page 205
4.2 Open joints at the upper joint level (compensation plates)......Page 206
REFERENCES......Page 207
1 INTRODUCTION......Page 209
3 BEARING SYSTEMS FOR THE HIGH SPEED RAILWAY BRIDGES......Page 210
4 TYPES OF BEARINGS ADOPTED FOR THE HIGH SPEED RAILWAY BRIDGES......Page 213
5 NORMATIVE ASPECTS......Page 216
6 A FEW OUTSTANDING CASES......Page 217
REFERENCES......Page 220
2.1 Vertical displacements and rotations......Page 221
2.2 Transverse displacements and rotations......Page 223
2.3 Deck twist......Page 224
3 VERTICAL ACCELERATIONS OF THE DECK......Page 226
REFERENCES......Page 230
1.1 Intensity of vertical loads......Page 231
1.4 Dynamic effects......Page 232
3.1 Minimum stiffness......Page 233
3.2 Longitudinal schemes......Page 235
3.3 Cross sections......Page 236
4 SPECIAL BRIDGES......Page 239
5 PIERS AND ABUTMENTS......Page 241
6 SCHEMES RESISTANT TO HORIZONTAL ACTIONS AND BEARING DEVICES......Page 243
7 CONTROL OF FORCES IN RAILS AND LAYOUT OF RAIL EXPANSION JOINTS......Page 244
8 CONSTRUCTION METHODS......Page 245
REFERENCES......Page 246
1 INTRODUCTION......Page 247
2.3 The cable-stayed bridge......Page 248
3 DESIGN CRITERIA......Page 250
3.5 Combined response of structure and track......Page 251
4.1 Foundations of the towers......Page 253
4.2 Decks......Page 254
5 MODELS AND TESTS......Page 255
6 PERMANENT MONITORING......Page 257
7 CONCLUSIONS......Page 259
REFERENCES......Page 260
1 INTRODUCTION......Page 261
2 LONG BRIDGES IN HIGH SPEED LINES: LONGITUDINAL FORCES AND EXPANSION JOINTS REQUIREMENTS......Page 262
3.1 Bridge over river Cinca......Page 264
3.2 Bridge over river Ginel......Page 265
3.3 Bridge over river Jalón......Page 266
3.5 Precast concrete bridges for the high speed lines......Page 267
4 STEEL CONCRETE COMPOSITE VIADUCTS......Page 269
4.1 The bridge over Arroyo Las Piedras: Description of the initial concrete design......Page 271
4.2 Description of the double steel-concrete composite-action strict box solution......Page 274
4.3 The double steel-concrete composite-action strict box structural form in comparison with the standard twin-plate-girder solution......Page 278
REFERENCES......Page 283
1 INTRODUCTION......Page 285
2.1 Tender 1......Page 286
2.3 Tender 3......Page 287
3.3 Hammer section structural aspects......Page 288
3.4 Support system......Page 289
3.5 Bridge substructure design......Page 290
4.1 Production......Page 291
4.2 Erection......Page 292
5 APPROACH BRIDGES......Page 293
6 CONCLUSIONS AND DISCUSSION......Page 294
REFERENCES......Page 295