Small Rock Rock Crushers 2x2

My rock screen.May 20 2009going by volume from the 2030 yards ive sifted so far i would guess it is about 1413 rock that gets sifted wire used was a 2x4 welded wire fencing that wasnt small enough so i put a 2x2 over the top of that in the area i dump the bucket the smaller screen sifts well.