The Knowlton Covered Bridge, also known as Long or Old Camp Covered Bridge, carried Old Camp Road over the Little Muskingum River in Monroe County, Ohio.
The three-span covered multiple Kingpost through truss was constructed in 1887 1 and last rehabilitated in 1995.
- State: Ohio
- Route: Old Camp Road
- Type: Covered Kingpost Truss
- Status: Active - Pedestrian
- Total Length: 197 feet
- Moore, Elma Lee. Ohio’s Covered Bridges. Charleston: Arcadia, 2010. 77. Print.