Write IFC – General

General Most of the General tab is fairly self explanatory; Version Just use the latest. IFC4x3 onwards has greater support for Infrastructure entities. Format Before using XML or ZIP formats, check that the receiving software can read the file. IFC STEP - most commonly used format IFC XML - larger file size, but more 'readable' [...]
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Write IFC – Placement

For a long time large structures, such as buildings, existed on drawings with a base-coordinate of 0,0.  And that was ok.  Until BIM came along... Now, with increasing requirements for Federated Models, these structures need to be coordinated with Civil data that has always been placed in real world coordinates.  So it's time to put [...]
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Write IFC – Attributes

Attributes are where the magic happens.  But, as a 12d Model user you already knew that, as attributes have existed in 12d forever. Before continuing, you should be familiar with IFC Property Sets and how they are setup in 12d.  Most of the settings below rely on attributes groups being setup correctly. Attribute Manipulator and [...]
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Write IFC – Water

So lets be clear, you do not need to convert your Drainage Network to trimeshes. In case you missed it, you do not need to convert your Drainage Network to trimeshes.  You can confidently export the Drainage Network to IFC. Export entire water network Yes, you want this ticked: on Unless you have a reason [...]
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IFC Writer – Project

Use Classifications Classifications attribute path Use Groups Groups attribute path - Path to attribute that provides the Group value. IFC Groups can be used to "group" objects together.  For example, individual objects such as a road Sign + Post + Footing can be added to a single Group.  An object may also be assigned to [...]
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