Research Article
Behaviour of Plate Anchorage in Plate-Reinforced Composite Coupling Beams
Table 1
Reinforcement details of prototype coupling beams modeled in numerical study.
| | Group | Types
(3 units each) |
(MPa) | Longitudinal rebars
|
Transverse rebars
|
Plate size (mm)
| Wall reinforcement |
| | SPrc (l/ ) | a1 | 11.6 | 4T20 | T12-85-S.S. | 920 × 12 | Horizontal rebar:
T20-150-E.F.
Vertical rebar:
T16-150-E.F. | | a2 | 11.8 | 2T32 + 2T25 | | a3 | 12.1 | 4T40 | | b1 | 15.0 | 4T20 | T10-70-S.S. | 920 × 20 | | b2 | 15.2 | 2T32 + 2T25 | | b3 | 15.5 | 4T40 | | c1 | 24.4 | 4T20 | T12-100-S.S. | 920 × 36 | | c2 | 24.6 | 2T32 + 2T25 | | c3 | 24.9 | 4T40 |
| | MPrc (l/ ) | a1 | 9.3 | 2T20 | T12-85-S.S. | 420 × 12 | Horizontal rebar:
T20-150-E.F.
Vertical rebar:
T16-150-E.F. | | a2 | 9.6 | 4T20 | | a3 | 9.6 | 2T32 + 2T25 | | b1 | 11.1 | 2T20 | T10-70-S.S. | 420 × 20 | | b2 | 11.4 | 4T20 | | b3 | 11.4 | 2T32 + 2T25 | | c1 | 16.9 | 2T20 | T12-85-S.S. | 420 × 36 | | c2 | 17.1 | 4T20 | | c3 | 17.4 | 2T32 + 2T25 |
| | LPrc (l/ ) | a1 | 7.8 | 4T10 | T12-85-S.S. | 200 × 12 | Horizontal rebar:
T20-150-E.F.
Vertical rebar:
T16-175-E.F. | | a2 | 8.1 | 2T20 | | a3 | 8.4 | 4T20 | | b1 | 8.3 | 4T10 | T10-70-S.S. | 200 × 20 | | b2 | 8.6 | 2T20 | | b3 | 9.0 | 4T20 | | c1 | 10.7 | 4T10 | T10-80-S.S. | 200 × 36 | | c2 | 11.0 | 2T20 | | c3 | 11.4 | 4T20 |
|
|
Notes. S.S.: single stirrup; E.F.: each face.
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