large tracked excavator works in a gravel pit. salvaging and recycling building and construction materials.

activity australia backhoe bucket build building business construct construction demolition develop development dig digger dirt earth earthmover earthmoving engineering excavate excavating excavation excavator expand flint granite gravel ground hammer heavy hydraulic industrial industry job large loader machinery materials movement mover occupation pit quarry recycling road rock salvaging scoop shovel site soil stone track tracked tractor work works