Trucks and heavy equipment Tipper Al-Dawasir Talith Al-Jash Khaibar (engine, concrete) Khaibar (tile backfill) Tile backfill powder Backfill Crushed stone White and black Khorasan Agricultural clay Small Khorasan White Khorasan Al-Janoub and Najran cement Old asphalt Crane for lifting backfill and Khorasan