China Journal of Highway and Transport

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Effect of Web Key Tooth Inclination on Mechanical Properties of a Segmental Assembled Box Girder

Xiang-yan FAN, Lai-jun LIU, Fang-wen WU, Meng DU, Li-guo ZHAO

China Journal of Highway and Transport, 2024, 37(1): 91-106. DOI: 10.19721/j.cnki.1001-7372.2024.01.008

Fig. 1 Prototype Size Drawing of Test Beam (Unit: mm)

Other figure/table from this article

Fig. 2 Two Types of Key Teeth Arrangement and Dimensional Drawings (Unit: mm)
Fig. 3 Test Beam Construction Drawing (Unit: mm)
Fig. 4 Test Procedure
Table 1 Concrete Mechanical Properties
Table 2 Properties of Zhongde Xinya Epoxy Resin Adhesive
Fig. 5 Steel Beam Layout (Unit: mm)
Fig. 6 Measurement Points Layout
Fig. 7 Loading Diagram
Table 3 Summary of Test Results
Fig. 8 S1 Test Beam Damage Diagram
Fig. 9 S2 Test Beam Damage Diagram
Fig. 10 S3 Test Beam Damage Diagram
Fig. 11 S4 Test Beam Damage Diagram
Fig. 12 Segmental Beam Damage Joint Section Key Teeth Damage Pattern
Fig. 13 Load-displacement Curves
Fig. 14 Displacement Curves
Fig. 15 Load-crack Width
Fig. 16 Segmental Beam Load-prestressed Tendon Stress Curves
Fig. 17 Test Beam Load-concrete Strain Curves
Fig. 18 Uniaxial Stress-strain Curve of Concrete
Fig. 19 Three-dimensional Finite Element Solid Model
Table 4 Comparison Between Tested Results and Predicted Results
Fig. 20 Vertical Displacement Load Comparison for Test and Finite Element
Fig. 21 Stress Nephogram of Male and Female Key Teeth of Segmental Beam (Unit: MPa)
Fig. 22 Calculation Chart
Table 5 Comparison Between the Calculation on Results and the Test Results