Research Article
Coupled Dynamics of Vehicle-Bridge Interaction System Using High Efficiency Method
Table 5
Recommended DLC based on technical specifications from different countries.
| Code | Specifications for considering dynamic effect | DLC |
| ASSHTO [103] | 0.75 for deck joints, 0.15 for fatigue and fracture limit state, and 0.33 for all other limit states, for all other components except joints | 1.33 | Chinese code [85] | | 1.22 | Australian standard [104] | Recommends a factor of 0.4 based on static wheel and axle load | 1.4 | Switzerland standard [105] | A factor of 0.8 is adopted for a bridge with a fundamental frequency between 2 and 4 Hz and 0.4 for frequency above 5 Hz | 1.8 | EN 1991-2 [106] | For carefully maintained track for a track with standard maintenance is determinant length depending on the structural element type | 1.14 (standard maintenance |
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