A crawler bulldozer (or track-type tractor) is a heavy-duty earthmoving machine designed to push, level, and spread large volumes of materials like soil, sand, rubble, and rock. Its primary purpose is to operate efficiently in challenging terrain, such as mud, steep slopes, or uneven ground, where wheeled machines would lose traction or sink. the cost to hire a crawler bulldozer generally ranges from , depending on the size of the machine, the specific job requirements, and fuel policies.