The purpose of classification is to connect objects and processes in the model that maintain various considerations and purposes. For example, one classification theme can be separated by drawing key, phase division, or for example classifications, processes and objects in accordance with a given specification.
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The individual class assignments in a classification can be linked to objects in the model. One can thus, for example, connect the objects belonging to the tasks of moving cables, demolishing houses, and/or adding a tarmac. Another example is, e.g., linking objects belonging to one field and the person/company responsible for this field. This way, you can connect information in the model with different classifications, depending on the purpose of the classification.
In the Home menu, there is a button for classification that gives you the ability to insert two new task types:
Classification - Classification is a task that contains classes put into one system and a structure to satisfy a particular purpose. The classification task must contain a name and a description of the standard.
Class - A class task can not exist without a classification task. A class consists of a code and a description.
With V770 classification, you get process codes, and with the class tool, you can connect objects.
To connect classes with process tags to objects use the class tool. Here you can select specific objects or if you want as automatic as possible, use the dynamic query dialog.
In the international version, there are no installed templates.
If you have your own classifications, you can read these into the application. What is required is that you have a tab-delimited file with a minimum of 2 columns. One column for class code and one column for class description.
Choose the Import from a text file template. The dialog that comes up lets you open a text file, and you get a preview of what the class tasks will look like.
In the dialog, decide from which line classes are defined and you can load one delimiter; a specific character that indicates that there is a new class. Otherwise, there is an alphanumeric sorting, and it pays to have done this sort of text file before reading the file.
If it looks okay, click Finish and type a help text for this classification in the menu. As it is shown under the red marked picture.
Known error: There is a limit of 255 characters in the code and description field. If you have more the program will stop reading the file.
When objects in a model are connected to their respective process codes, you can use these when publishing to DWG and exporting to LandXML. For these formats, you set up combinations of classification and description, so that, e.g., DWG layer names and LandXML object name is named acc. classifications. Learn more about publish to DWG and export to LandXML, in the Export and Publish Setup section.
There is functionality to add classifications to features. The classification can be used in a similar way as the Property Set Editor and Object Manager Configuration, but works in another way. To create a classification, you do not need to configure the Feature Catalog because classification works on top of the Feature Catalog.
Classification is a separate task in which you add selected features to a Classification task. The classification can then be used to generate CAD layers when exporting to DWG or DGN files. A classification can also be used to create generic properties when exporting to other file formats, like IFC.
In some configurations of the application, there are predefined classification templates added to the Object Manager installation. These country-specific templates are based on national standards for each country. In this document though, we will create a classification from text files.
Create a text file using Notepad.
Add one column with the Classification Values and one column with a Description.
Save the file with the same name as you want to name your classification template.
Example of a text file as the base for a Classification Template
4. Go to Home > Classification and click the Classification icon, or from the drop down menu.
5. Click Templates > Import from text file.
This dialog comes up.
6. Click Open text file and select the file you want to use.
7. You can choose to remove some lines in the file if you have a header or just want to exclude some rows.
8. Click Finish.
The template has been created.
9. Close by clicking Finish on the Task bar.
10. Confirm that the classification template is now in the process tree.
11. As needed, right-click the task to edit it and pick units for each classification.
12. Click Edit and set your preferred units.
13. Click Update all Classes and close the window.
You can now start to add features to the Classification tasks.
Pick a classification task and expand it.
In this example, the Discipline Classification task and the Sub task - T, Road design have been selected.
Right-click the sub task T - Road Design and select Edit.
3. Use Select Features and Dynamic Query to add features to the Classification T Road Design.
In the example, everything road design-related (road models, alignment, road signs etc) has been selected.
Note: The use of collections makes it easy to select features in a structured way.
4. Continue to add features to the different classifications in the same way.
5. If you put features in the 3D window and pick them, you can see the different classifications that were added.