A bulldozer is a large heavy tractor fitted with tracks and a blade that can push large piles of material around a work site. They consist of tracks, blade, and a cab. Sometimes they
are additionally fitted with a ripper for loosening ground obstructions. There are many different versions of the blade that are fitted to a bulldozer for general and specific
purposes. Bulldozers are most often used in ground preparation and road construction but are used commonly on most constructions sites for back-filling and many other
purposes.