Supply of A1a crushed stone backfill
Sieved backfill
Tile backfill
Red sand
Plastering sand
Shaqra'a permeable sand
Bat'ha sand
Building sand
Concrete mix sand
Silica sand
Splatter sand
3/4 aggregate
3/8 aggregate
Inch stone aggregate
Zero aggregate
Asphalt shell
Base course backfill
Sub-base backfill
Excavation, compaction, and waste removal
Backfilling and compacting necks and beams in layers according to the laboratory
Execution of all backfilling works