Backfilling and compacting layers of foundations, sub-bases, backfill, courtyards, entrances, excavation, ramming, and hauling Supply of all types of backfill: sub-base crushed stone A1A Sifted backfill Excavation output Normal backfill Red sand Plastering sand Building sand 3/4" gravel 3/8" gravel 1", 2", 3", and 4" gravel Base course Splash coat Powder