No Road? No Problem! 12 Portable Bridges

When the potholes get too big to dodge, you'll need a bridge layer. These gap-spanning mechs have been conquering divides since WWI (almost as long as the tanks they're attached to) and our friends at Oobject.com have 12 of the coolest.

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These Port-a-Spans not enough? Try some bridges you can live in or a few bridges that move with you.