An aerial photo of a bulldozer working to lift and fill sand and gravel, the concept of engineering, construction and development, engineering professions and jobs in Saudi Arabia, stone crushing plant and huge machines, strength and technology of the process of extracting and crushing rocks, heavy machinery and equipment
![An aerial photo of a bulldozer working to lift and fill sand and gravel, the concept of engineering, construction and development, engineering professions and jobs in Saudi Arabia, stone crushing plant and huge machines, strength and technology of the process of extracting and crushing rocks, heavy machinery and equipment](https://cdn.arabsstock.com/uploads/images/120767/image-120767-aerial-photo-bulldozer-working-lift-fill-sand-gravel-conc-thumbnail.webp)