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Author: WikiMatrix
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English[en]
The Federal Highway Administration (FHWA) encourages the preservation of covered bridges with its Covered Bridge Manual.
Norwegian[nb]
En organisasjon, The National Society for the Preservation of Covered Bridges, ble opprettet i 1950, og Federal Highway Administration (FHWA) oppmuntrer til bevaring av disse broene og har utarbeidet en rettledning, Covered Bridge Manual.