ALL bridges work using compression and tension. – Suspension bridges support ... All suspension bridges also have a deck truss, which stiffens the deck and reduces sway.

A truss bridge is a triangular assembly of members that act principally in tension or compression, Gasparini said. The design creates a very rigid structure that transfers the load to a wide area.

and truss screws to allow students to quickly assemble simple trusses and bridges. With the new Wireless Load Cell included in the kit, students can measure forces under tension or compression ...