When we moved here we 'inherited' a big spoil heap that was dumped in the middle of an otherwise attractive orchard. It's perhaps 50 foot by
20 foot by 5 foot tall - obviously dumper truck loads tipped in piles - a mixture of good soil and hardcore. It looks like a neolithic long barrow! So it needs sieving, the hard core used as useful material and the soil distributed into low bits.So I needed a big sieve to fit the JCB, with holes that just stop bricks falling through. Pictures here: