The means of supporting objects for verticals, such as civil 3d, are also uninteresting for the autocad web so far, and objects will be displayed as intermediate boundaries if they are opened in autocad web (object support tools are the current <a href=http://aylensfall.com/component/k2/item/6-there-are-four-lily-allens.html>http://aylensfall.com/component/k2/item/6-there-are-four-lily-allens.html</a> request for autocad web).