True indicates that a folder is has read permission. Read/write Boolean.
expression.IsReadable
expression Required. An expression that returns a WebFolder object.
Example
The following example retrieves the setting of the IsReadable property for a folder called "images" in the active Web site.
Private Sub CheckReadable()
Dim myFolder As WebFolder
Dim myReadStatus As Boolean
Set myFolder = ActiveWeb.RootFolder.Folders("images")
myReadStatus = myFolder.IsReadable
End Sub