Continuous steel truss arch
continuous steel truss arch bridge
continuous steel truss beam
single-rib single-beam steel band
continuous beam arch combination structure
Continuous Beam Arch Composite Bridge
continuous beam-arch bridge
Continuous beam-arch combination bridges
continuous beam-arch combined system
Continuous Beam-Arch Composite Bridge
Continuous Rigid-Frame and Steel Truss Arch
continuous rigid-frame and steel truss arch bridge
Continuous rigid-framed and steel truss arch bridge
Flexible arch bridge with steel truss beam
steel arch truss structure