Across
- 2. largest public sector undertaking in India.
- 3. headquarters of Indian Railways.
- 4. city with busiest port in India.
- 7. location of oldest port in India.
- 9. cheapest means of transport.
- 10. longest National Highway in India.
Down
- 1. road project linking Delhi, Mumbai, Chennai, Kolkata.
- 5. fastest mode of transport.
- 6. transport mode for crude oil and gas.
- 8. type of highways connecting important cities.