public static double MassPerMetre(this CompositeSection section)
{
//TODO: Handle embedment etc..
return(section.ConcreteSection.MassPerMetre() + section.SteelSection.MassPerMetre());
}
private static void SetSpecificSection(CompositeSection section, cSapModel model)
{
//contains SteelSection and ConcreteScetion
throw new NotImplementedException();
}