Bailey Bridge, also known as prefabricated steel truss bridge, is assembled by standard modular Bailey panels.It features light structure, quick erection and dismantling, strong load capacity and convenient transportation. It can be rapidly built for emergency passage.Widely used in highway emergency rescue, military transportation, temporary construction access, water conservancy projects, mining roads and temporary river-crossing bridges.With high versatility of modular components, it can be freely spliced according to span requirements, with high reuse rate and long service life.