Hanlon Concrete | Sand & AggregatesIt is a crushed stone of singular size and irregular shape and is washed and graded through our . Clause 616 consists of big stones down to a fine gravel.crushing stones clause,Clause 804 Graded Crushed Rock Standard Graded Stone Supplier .Clause 804. €105.00. Produced from graded crushed rock or standard graded stone. Clause 804 can be used as a binding or finished surface on top of a base.