======Поле MarkConcreteSteelRec.L1======
  * **Пространство имен:** [[developers:references:topomatic.roadsigns|Topomatic.RoadSigns]]
  * **Сборка:** Topomatic.RoadSigns (в Topomatic.RoadSigns.dll)
=====Синтаксис=====
<code csharp>public double L1</code>
**Значение поля**
  * Тип: [[developers:references:system.double|System.Double]]