MoDOT says the competition challenges high school juniors and seniors to design and construct the most efficient model bridge using limited materials, including balsa wood, string, and glue.

Architect John Bridge said the new design was "sleek, efficient, sustainable". The historical tram bridge links Avenham Park and Penwortham Images of the new suspension-type bridge were revealed ...

The Golden Gate Bridge's builders introduced many innovations, but perhaps the most impressive was the precise and efficient technique ... in Charles Ellis' design. Speeding Up the Process ...