it's 17 feet long with sponsons on each side.it was sitting in a field for more then 30 years.the man that sold it to me was around 80 he said that his father got that when he was a kid.it taking me over 80 hours to repair the old girl, she floats great in the rivers.I still need to replace her seats and her supports brackets. they were totally gone.now she looks and ride great also the ribs are oak. on ash. gunnals are also ash.