i payed around 100-150 for everything. alot of it was tuff i already had. only boguht turf, lattuce, pvc, and bolts. check out build a jib cult. some sick stuff, ill link you up.
aprox. $30 on wood(good wood for the structure) and a thick PVC for one of my rails.
like 15 on screws and nails.
all the crossing planks were for free at my local lumber yard.