means any filling, excavation, disturbance of, deposition on or change to the profile of, the land of a site by:
  1. moving, removing, placing or replacing earth, rock or soil; or
  2. root raking and blading; or
  3. inserting cement, bentonite grout, timber or other foundation piles and/or undertaking other methods, either for earthquake repair or to strengthen the land to allow for construction of a building on the site; or
  4. constructing a track, firebreak or landing; or
  5. installing services or utilities.