TORUS 2025 Help
The following legend describes various turbo roundabout features. The default TORUS properties were used to generate a roundabout. Movements were then added and hatched for illustrative purposes.
| Line Segment | Element Name | Turbo Roundabout Illustration |
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Central Island, Construction Lines, Primary Axis, and Roundabout Edges |
Circulating Lanes |
 |
Vehicle Tire Track Hatched Note: The vehicle tire track is hatched for illustration purposes only - it is not hatched by the TORUS tools. |
|
 |
Lane Separators, Mountable Curbs | |
 |
Truck Apron |
Spiral Start, Truck Apron and Bypass Lane |
 |
Footprint | |
 |
Splitter Envelope | |
 |
Outer Truck Apron |
Approach Leg |
 |
Leg Reference Line | |
 |
Vehicle Path Centerline |
