yellow backhoe with hydraulic piston arm against blue sky. heavy machine for excavation in construction site. hydraulic machinery.

arm articulated background backhoe big blue bucket building bulldozer clouds clutch construction cylinder dig digger digging earth earthmover earthmoving energy engine engineering equipment excavating excavation excavator heavy huge hydraulic industrial industry loader machine machinery mechanical metal metallic motor mover piston scoop shovel site sky steel transport transportation truck white yellow