Covered bridges were once a common sight across much of North America, with single spans up to 360’. Expanding the early network and connecting communities, wooden bridges were covered to ensure they lasted much longer than they would had they been exposed to the elements. Bridges which were uncovered would last approximately 10 years due to wood rot, but covered bridges can last indefinitely. North America once had an estimated 15,000 covered bridges however over 90% have been lost due to flood...
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