How Scalled Nisqually Earthquake 2001 affect Johnson St. Bridge
What is the real capacity and safety margins embedded in reinforced concrete T girder (model for the symmetrical half of the girder)?
Suspended cable geometry and bridge analysis |
Match the cracks between the existing inspected girder and the FE model
The crack patterns, formation and propagations.
The stiffness degradation in terms of Load-Displacement Curve.
Different models and nonlinear analysis for concrete curved slab bridge
3D Grillage for two typical spans of simply supported bridge
Seismic Analysis for approx. 2 KM light rail transit bridge. (segmental box girder post-tensioned externally)
3D FE Modeling for box girder bridge and two mode shapes.
Ductile replaceable joint connection between pre-tensioned cap and steel pipe
Response spectrum analysis for existing bridge.
Response spectrum analysis for retrofit solution.
Stress distribution during the increase of loads in a reinforced concrete section (Nonlinear Analysis).
3D model for rigid frame underpass.
Utilizing the unknown load factor to find the optimal cable force layouts.
Integral abutment behavior from vehicular loads and temperature variations