Research Article
An Enhanced UHPC-Grout Shear Connection for Steel-Concrete Composite Bridges with Precast Decks
Table 4
Parameters in constitutive laws of two interfaces.
| | Interface | τu (MPa) | τr (MPa) | s1 (mm) | s2 (mm) |
| | Embossed steel-grout interface | 5.5 | 2.1 | 0.39 | 4.00 | | Rough concrete-grout interface | 6.1 | 2.6 | 0.31 | 4.00 |
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