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126 Materials amount Flat webs Corrugated webs Concrete 0.80 m 3 /m 2 0.80 m 3 /m 2 Steel 170 kg/m 2 155 kg/m 2 Prestressing steel 60 kg/m 2 56 kg/m 2 Ordinary reinforcement 170 kg/m 2 170 kg/m 2
127 Use of steel With plane webs Main girders: Partial total 61 kg/m 2 web weight 34 Kg/m 2 flanges weight 15 Kg/m 2 connections, studs, bolts, plates, etc… 16 Kg/m 2 web stiffeners 15 Kg/m 2 truss diaphragms 141 kg/m 2 + 29 Kg/m 2 for pier segments and prestressing deviators
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1 Prestressed composite box girder
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• Pont de la Corniche, France 3
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• Ginzan-Miyuki Bridge, Japan 5
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• Long span building structures (
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Verrieres bridge - France 9
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Gassino bridge - Torino - Italy 11
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Some theory stuff 13
Page 15 and 16:
15 Bending behaviour of corrugated
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17 Shear behaviour of corrugated we
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1/d 19 Shear behaviour of corrugate
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21 Shear behaviour of corrugated we
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23 Creep and relaxation functions u
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Construction procedure common to bo
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27 Position Continuity support Mids
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Phase 1 - Positioning of steel box
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31 Phase 4 - Internal prestressing
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34 Phase 5 Repetition of previous o
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Phase 7 - External prestressing 36
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38 Transversal truss stiffeners det
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40 Hammers 1 and 3 Time steps Eleme
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42 Bending moment diagrams during h
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Page 46 and 47:
Page 48 and 49:
Page 50 and 51:
Page 52 and 53:
Page 54 and 55:
54 Bending moment diagrams: end of
Page 56 and 57:
56 Bending moment diagrams: permane
Page 58 and 59:
58 Bending moment diagrams: end of
Page 60 and 61:
60 Axial stress in concrete top sla
Page 62 and 63:
62 Axial stress in concrete bottom
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64 Axial stress in steel top flange
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66 Axial stress in steel bottom fla
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68 Axial stress in concrete top sla
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70 Axial stress in concrete bottom
Page 72 and 73:
72 Modeling of CORRUGATED WEBS
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An analytical method to calculate t
Page 76 and 77: 76 An analytical method to calculat
Page 78 and 79: Comparison of results between corru
Page 80 and 81: 80 Axial stress in concrete top sla
Page 82 and 83: 82 Axial stress in concrete bottom
Page 84 and 85: 84 Axial stress in steel top flange
Page 86 and 87: 86 Axial stress in steel bottom fla
Page 88 and 89: 88 Cumbering design Displacements w
Page 100 and 101: 100 Cumbering design Displacements
Page 124 and 125: Conclusions 124
Page 128 and 129: 128 Use of steel With corrugated we
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