Crushed Rock Class 1, 2, 3 and 4 wet, dry or cement stabilized; 7mm minus to 150mm minus, NDCR lines, rubble, soft rock and decorative landscaping rubble for water features. Class 1, 2 and 3 meets Vicroads specs, laboratory service if required . Sands Bedding Materials Pipe bedding, filter sand, brick sand, packing sand, turf sand, pea gravel (drainage alternatives) Ménage sand and concrete ...