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Serviceability limit state of vibrations in under-deck cable-stayed bridges accounting for vehicle-structure interaction

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Academic year: 2019

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Figure 1: Vehicle model in dynamic analysis; (a) H20-44 truck equivalent wheel loads(Q) and time-dependent amplitude in the Point Load (PL) model; (b) MDOF model ofthe H20-44 truck in the model with Vehicle-Bridge Interaction (VBI), the 7 DOF are thevertic
Figure 2: UD-CSBs configuration: (a) elevation with two or multiple (15) diverting struts;(b) cross section with concentrated or expanded struts, including the Load Case in whichthe vehicle has the maximum eccentricity in the bridge with two road lanes
Figure 3: (a) cross-section of the bridge at the abutment and Load Cases (LC) consideredin the 3-lane road distribution, including the Laminated Elastomeric Bearings (LEBs); (b)plan view and elevation of the bridge with the POT support configuration, beside
Table 1: Summary of UD-CSB configurations.
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