… maintenance or service vehicles, whether or not self-propelled (for example, workshops, cranes, ballast tampers, trackliners, testing coaches and track …
Explanatory notes
… maintenance or service vehicles, whether or not self-propelled (for example, workshops, cranes, ballast tampers, trackliners, testing coaches and track … covered by this heading, whether or not self‑propelled, are specially designed for use, e.g., in the installation, …