Rigid Inverted Roof

soft and compound roof

irrigation and drainage and rural water supply

Arch bridge with oblique leg and rigid-frame

bridge with rigid frame and tender arch

combinational bridge with rigid frame and single-ribbed tied arch

COMPOSITE FOUNDATION WITH RIGID PILES

COMPOSITE FOUNDATION WITH RIGID-FLEXIBLE PILES

composite ground with rigid piles

Continuous and rigid frame

Coupled rigid and flexible modal

coupled rigid and flexible model

Coupled rigid and flexible system

coupling of elastic deflections with rigid motions

flex and rigid-flex boards

massive and rigid structure

oiler with rigid spout

piles with rigid cap

retractor with rigid shaft