Explanatory notes
… land or over both land and water; (c) In Chapter 89 if designed to travel over water, whether or not able to … ships, boats, hovercraft and floating structures (Chapter 89), except the following : (a) Certain mobile machines … a machine on a floating base are classified in Chapter 89 (e.g., floating cranes, dredgers, grain elevators, etc.). …Legal note
… land or over both land and water; (c) In Chapter 89 if designed to travel over water, whether or not able to …