Is modeling the actual anchors going to give you what you need? One way to specify locations might be with an abstract version of an anchor. Another might be to indicate it on drawings as a defined point with a label and export the whole thing to a laser locator on the job site.
Constructor uses a GDL object that is interpreted by a Trimble unit to accurately locate the anchor position on the wall or the slab underside. The
Here's a webinar that illustrates the process:
https://www1.gotomeeting.com/register/717680278
You might ask the VICO rep in your part of the world about this object and its availability to an ArchiCAD user.
Think Like a Spec Writer
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