Iron Bridge

Iron Bridge is a boat ramp access point on the Duck River in Columbia, Maury County, Tennessee. The Duck River is a large river system (stream order 7) with a total length of 284 miles and significant flow averaging 5,719 cubic feet per second. At this location, paddlers and boaters should expect moderate current conditions typical of a major river with an average velocity of 3.31 feet per second and a gradient of 3.2 feet per mile. The river here is approximately 394 miles from its mouth, making this an upper-middle section of the Duck River system.

Boaters using this ramp should be prepared for the river's substantial flow and current. The Duck River drains a 3,454 square mile watershed and experiences meaningful water movement year-round. This access point serves as a launching point for kayakers, canoeists, and motorboat users interested in exploring this scenic Tennessee waterway. The river's considerable size and flow characteristics make it suitable for intermediate to advanced paddlers, though calmer sections may be accessible to beginners depending on seasonal water levels and local conditions.