eaglehopeful

i dont know if you guys know what rope toss is, but the summer camp i go to has one and i'd like to build one at a cabin my troop uses. I would like the dimmesions if posssible. if you dont know what i am talkin about it two posts in the ground with another log across the tope about 15ft i think.. you toos the rope over and tie a timber hitch on a log on the ground then take the other end of the rope and tie a clove hitch on a stake in the ground please help, eaglehopeful