Fines material [3] Soil and stones [4] Concrete, bricks, tiles and ceramics [4] Other lower rate [4] Total lower rate [5]
Deunydd dirwyon [3] Priddoedd a cherrig [4] Teils, brics, concrid, a serameg [4] Arall cyfradd is [4] Cyfanswm cyfradd is [5]