Heavy equipment including jumbos, various air or electric scoop trams in 2to8yd m configurations, rockbolt jumbos, giraffes, shotcrete machines, hyabs, mancarriers, dozers, graders, and jeeps were used.
en.wikipedia.org This was a tractor attachment with four functions: dozer, clamshell, bucket and scraper.
en.wikipedia.org This difference can occur simply because, in the process of prepping the pattern, the dozer took more material than what had been planned.
www.engineerlive.com Its features include a working vending machine, exploding rock face, a cage (with an exploding wall), a magma dozer, and a water blaster.
en.wikipedia.org