Claim: The arch in the town of Marshall, which has a span of 51 feet (16 m), was constructed in 1921 but still in good condition and has become a popular attraction.
Evidence: The wooden arch has a span of 51 feet (16 m); it is supported by concrete piers and has a clearance of 17 feet 7 inches (5.36 m) at its highest point. The first work by Indiana architect Carroll O. Beeson, the arch was constructed in 1921. The structure remains in good condition and has become a popular attraction for visitors to the area. 
The wooden arch has a span of 51 feet (16 m); it is supported by concrete piers and has a clearance of 17 feet 7 inches (5.36 m) at its highest point. The structure remains in good condition and has become a popular attraction for visitors to the area. 1921