Research Article
A Novel Approach to Evaluate the Time-Variant System Reliability of Deteriorating Concrete Bridges
Table 2
Values of the major parameters.
| Variable | Value | Variable description |
| | 34,500 MPa | Concrete elastic modulus | | 32.4 MPa | Concrete compressive strength | | 200,000 MPa | Reinforcing steel elastic modulus | | 335 MPa | Reinforcing steel tensile strength | | | Concrete cover thickness | | | Reinforcing steel diameter | | 25 kN/m3 | In situ concrete unit weight | | 78.5 kN/m3 | Reinforcing steel unit weight | | 23 kN/m3 | Deck paving unit weight | | 10.5 kN | Uniform live load | | 250 kN | Concentrated live load | | 6.9 kg/m3 | Surface chloride concentration | | 1.5 kg/m3 | Critical chloride concentration | | 22.5 mm2/year | Diffusion coefficient |
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is the cover thickness of some concrete edge in the section. is the reinforcing steel diameter of some concrete edge in the section.
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