Steel Free Hybrid Reinforcement System for Concrete Bridge Decks ...

LIST OF TABLES
Table 2.1 Summary of Canadian steel-free bridge and wharf deck slabs …….… 29
Table 2.2 Minimum cover per AASHTO 8.22 …………………………….…… 35
Table 2.3 Bridge deck design procedures …………………………………….. 47
Table 2.4 moDOT LFD and MoDOT LRFD Bridge Design Procedures ………… 48
Table 3.1 Details of the basic concrete mixture design used …………………… 54
Table 3.2 Details of pullout test program ……………………………………….. 58
Table 3.3 Details of the splitting bond test program …………………………… 60
Table 3.4 Details of the flexural bond test program …………………………….. 62
Table 3.5 Flexural ductility test specimens …………………………………….. 69
Table 3.6 Experimental program for Type 3 beam test ………………………….. 71
Table 3.7 Durability testing for bond performance …………………………….. 74
Table 3.8 Durability testing for flexural performance ………………………….. 75
Table 3.9 Reinforcement and spacing details for the three test slabs ……………. 79
Table 4.1 Summary of results from static pullout bond test ………………… 84
Table 4.2 Fatigue bond tests results ……………………………………………. 97
Table 4.3 Comparison of bond strength between prediction and experiment … 101
Table 4.4 Description of test results ………………………………………….. 106
Table 4.5 Test results of beam end tests …………………………………… 109
Table 4.6 Comparison of bond strength between prediction and experiment …. 114
Table 4.7 Summary of static test results ……………………………………… 118
Table 5.1 Cracking moment and average crack spacing ……………………… 139
Table 5.2 Average crack spacing ………………………………………………. 140
Table 5.3 Comparison of crack width between plain concrete beams and
FRC beams at service load ………………………………………… 145
Table 5.4 Comparison of flexural strength and deflection between
FRC beams and plain concrete beams ……………………………….. 147
Table 5.5 Predictions of ultimate capacities ……………………………………. 156
Table 5.6 Ductility index by energy based method (Naaman And Jeong, 1995) .... 161
Table 5.7 Ductility index by deformation based method (Jaeger, 1995) ………... 162
Table 6.1 Coefficient of thermal expansion of various materials
(Balazs and Borosnyoi, 2001) …………………………………………. 167
Table 6.2 Results from the bond durability tests ………………………………… 177
Table 6.3 Beam durability results for plain concrete beams ……………………. 193
Table 6.4 Beam durability results for FRC beams ………………………………... 193
Table 6.5 Predictions of ultimate capacity for plain concrete beams ……………. 198
Table 6.6. Predictions of ultimate capacity for FRC beams …………………….. 198
Table 6.7. Ductility index using deformation based method …………………. 199
Table 7.1 Properties of wet and hardened concrete used for the deck slabs ……… 208
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