| Stations | | | | Terminus |
| | | | Major station |
| | | | Accessible |
| | | | S-Bahn(or othercommuter rail) |
| | | | S-Bahn and other services |
| | | | Limited service |
| | | | Out of use; line in use |
| | | | Out of use; line in use |
| | | | Out of use; line in use |
| | | | Minor station/stop |
| | | | Accessible |
| | | | S-Bahn |
| | | | Limited service |
| | | | Out of use; line in use |
| | | | Out of use; line in use |
| | | | Out of use; line in use |
| Interchange | | | | Between lines (same building) |
| | | | Hub or complex |
| | | | Cross-platform interchange |
| | | | Connected but separate |
| | | | Between modes |
| | | | Accessible |
| | | | Out of use; line in use |
| Facilities | | | | Major depot or freight station |
| | | | Out of use; line in use |
| | | | Minor depot or factory |
| | | | Out of use; line in use |
| Junctions | | | | Flat junction |
| | | | Route continues off map |
| | | | Branch out of use |
| Crossings | | | | Atgrade |
| | | | Over other line |
| | | | Under other line (at interchange) |
| | | | Under other line (metro/light rail) |
| | | | Unprotectedlevel crossing |
| | | | Protected level crossing |
| | | | Protected level crossing (Sweden symbol) |
| | | | Protected level crossing (UK symbol) |
| | | | Protected level crossing (USA symbol) |
| | | | Protected level crossing (Mexico symbol) |
| Bridges | | | | Overbridge |
| | | | Underbridge |
| | | | Viaduct or large bridge |
| | | | Across water |
| | | | Swing bridge |
| | | | Pontoon bridge |
| | | | Vertical-lift orbascule bridge |
| | | | Overcanal or navigable river |
| | | | Overtrail |
| | | | Over highway or major road |
| | | | Under highway (alternate) |
| | | | Over motorway (UK symbol) |
| Formations | | | | Tunnel |
| | | | Daylighted tunnel |
| | | | Cutting |
| | | | Embankment |
| | | | Elevated line |
| Track features | | | | Single-direction travel |
| | | | Interruption(features omitted) |
| | | | Incline ↓ uphill |
| | | | Summit |
| | | | Switchback |
| | | | Passing loop |
| | | | Crossover |
| | | | Pocket track |
| | | | Siding |
| | | | Passing siding |
| | | | Yard |
| | | | Reversing loop |
| | | | Spiral |
| | | | Turntable |
| | | | Traverser |
| Other features | | | | Milepost or change of measure |
| | | | Street running |
| | | | Border or fare zone |
| | | | International or SAR border,customs |
| | | | Line end |
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