Parameters | CEB-FIP | Maree 2014 | Proposed model |
---|---|---|---|
\(S_{1} \left( {{\text{mm}}} \right)\) | 0.60 | \(0.11 \times {\text{e}}^{0.054\emptyset }\) | 0.60 |
\(S_{2} \left( {{\text{mm}}} \right)\) | 0.60 | 25 | 0.60 |
\(S_{3} \left( {{\text{mm}}} \right)\) | 1.00 | 1.00 | Clear rib spacing |
\(\alpha\) | 0.40 | 0.40 | 0.40 |
\(\tau_{{{\text{max}}}} \left( {{\text{MPa}}} \right)\) | \(2 \sqrt {f^{\prime}_{c} }\) | \(10.4 \times \emptyset^{ - 0.35} \sqrt {f^{\prime}_{c} }\) | \(2.5 \sqrt {f^{\prime}_{c} }\) |
\(\tau_{f} \left( {{\text{MPa}}} \right)\) | \(0.15 \tau_{{{\text{max}}}}\) | \(0.15 \tau_{{{\text{max}}}}\) | \(0.15 \tau_{{{\text{max}}}}\) |