powerful wheel loader or bulldozer against the sky. loader transports crushed stone or gravel in a bucket. powerful modern

loader bulldozer construction rubble site powerful excavator sky gravel machine equipment industry vehicle excavation work bucket mover industrial scoop wheel shovel heavy tractor digger building soil truck hydraulic transportation blade large mining sandpit transport activity unloading mine ground quarry land rent backhoe action dig power excavate earthmover against transports crushed stone modern for earthworks bulk handling sky bucket handling