Knapp's Covered BridgeKnapp's Covered Bridge is a Burr arch truss covered bridge that was erected over Brown's Creek in Burlington Township, Bradford County in the U.S. state of Pennsylvania.History and architectural featuresIt was built in 1853 and is long. The bridge was placed on the National Register of Historic Places in 1980, and had a major restoration starting in 2000. Named for a local family, it is also known as the Luther's Mills Covered Bridge and as the Brown's Creek Covered Bridge.