Bridge laying device

Bridge module

Bridge module for use in a crane assisted method of building a t

Bridge section shifting drive for a bridge laying apparatus

Bridge span-by-span construction apparatus and method

Bridge transporting and launching trailer and method

Bridging apparatus

Bridging apparatus

Bridging apparatus and method

Bridging kit

Bridging span structure

Bridging span structure

Bridging system consisting of track supports

Bridging system for allowing vehicles to clear breaches

Cable stayed bridge having box edge beams and method of construc

Chord section arrangement with lower chord with integrated guide

Collapsible bridge

Collapsible bridge and method of making and using same

Combined trailer and vehicle bridge

Concrete train paving apparatus and method