1. History Of Covered Bridges
... and streams. Ferries and barges were adequate for the movement and transportation of these things at the time. However, as the population grew and trade increased, the development of bridges was a must. Early bridges were simply logs stretched across supporting timbers. The span of the bridge was limited to the length of the supporting timber. As development continued, builders soon learned to create longer spans by using trusses, arches, and joined stringers. Like ... in Iowa. Holliwell needed to be renovated in 1995 and brought a cost of $225,000. The Cedar Covered Bridge was also bui...
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