| Track type | |
| Bridge | |
| Tunnel | |
| Line ref | |
| Railroad line | |
| Narrow gauge track | |
| Track usage | |
| Siding | |
| Yard track | |
| Spur | |
| Crossover track | |
| Branch line | |
| Main line | |
| High-speed line | |
| Industrial line | |
| Industrial service track | |
| Preserved track | |
| Track under construction | |
| Proposed track | |
| Disused track | |
| Abandoned track | |
| Razed track | |
| Tram | |
| Metro | |
| Light rail | |
| Milestone | |
| Operating Sites | |
| Station | |
| Yard | |
| Halt | |
| Junction, Crossover, Service Station, Site | |
| Subway/Light rail station | |
| Tram stop | |
| Owner change | |