Cinematic 4K. Dump trucks unloads. Dump trucks or dumper truck is a truck used for transporting loose material (such as sand, gravel, or dirt) for construction. A typical dump truck is equipped with a hydraulically operated open-box bed hinged at the rear, the front of which can be lifted to allow the contents to be deposited on the ground behind the truck at the site of delivery. Dam construction road highway viaduct building bridge foot foundation dig time lapse timelapse brown yellow city garbage excavation dig diggings workings working fast earthwork excavations cutting quickly rush hurry haste urgency precipitate bustle dozer bulldozer working machine sloping slope construction site compete with time nature massacre landscaping. 3840×2160 4K UHD.