======Метод Grades.Add(GradeItem)======
  * **Пространство имен:** [[developers:references:topomatic.alg.road.urb.descent|Topomatic.Alg.Road.Urb.Descent]]
  * **Сборка:** Topomatic.Alg.Road (в Topomatic.Alg.Road.dll)
=====Синтаксис=====
<code csharp>public virtual void Add(GradeItem item)</code>
**Параметры**
  * //item//
    * Тип: [[developers:references:topomatic.alg.road.urb.descent.gradeitem|Topomatic.Alg.Road.Urb.Descent.GradeItem]]