The disposed weight of waste classified as ‘concrete, bricks, tiles and ceramics’ and ‘other lower rate’ was at a lower level than the two earlier categories mentioned.
Roedd pwysau’r gwastraff a waredwyd a ddosbarthwyd fel 'concrit, brics,' teils a serameg' a 'chyfradd is arall' ar lefel is na'r ddau gategori a grybwyllwyd yn gynharach.