Earth moving machinery
close The combination extractor and houler is an earth moving machine that uses a knife or bucket shaped working device to cut, shovel, transport and fill earth. There are bulldozers, scrapers, single bucket loaders, etc. ① Bulldozer. It is used for short distance operations such as removing tree roots, pushing earth and stone materials, and leveling the site. ② Scraper. For excavation of river channel, filling soil