======Метод RailExtensions.GetDefaultRadius(RailAlignment)======
  * **Пространство имен:** [[developers:references:topomatic.alg.rail|Topomatic.Alg.Rail]]
  * **Сборка:** Topomatic.Alg.Rail (в Topomatic.Alg.Rail.dll)
=====Синтаксис=====
<code csharp>public static double GetDefaultRadius(RailAlignment alignment)</code>
**Параметры**
  * //alignment//
    * Тип: [[developers:references:topomatic.alg.rail.railalignment|Topomatic.Alg.Rail.RailAlignment]]

**Возвращаемое значение**
  * Тип: [[developers:references:system.double|System.Double]]