0.10 Scenario Tree

Available with the Following Subscriptions: All Subscriptions
Available for the Following Roles: All Roles

Summary

  • Every element added to or created in a Scenario is listed in the Scenario Tree.
  • The Scenario Tree can be used to select, edit, show or hide various elements in the site plan.
  • Click on the Tree Icon, in the command bar to hide or show the Scenario Tree.
  • Group by contains a few options to re-organize the Scenario Tree hierarchy.

This article contains the following sections:


Model Browser

The Scenario Tree, also known as the Tree, is where you can view, organize, and edit elements within the Scenario. The main features of the Tree are as follows:

  1. Group by: Defines how the tree is organized
  2. Search: Filters for specific item(s) by typing a search term.
  3. Expand: Defines the level of expansion of the Tree structure
  4. Object List: List of all elements added or imported to the Scenario
  5. Minimize: Hides the Scenario Tree 

2026-02-24_13-04-28.png


Visibility icons

The following icons in the Model Tree indicate the visibility status of elements within the Scenario.

2026-02-24_13-25-25.png

  • - Objects that are not visible in the current Milestone according to the sequence (1).
  • - Temporarily hidden/showing objects when Milestone visibility is overridden (2).
  • No icon - Objects that are visible in the current Milestone according to sequence (3).
  • Restore the default visibility of elements by:
    • Click on the Temp Hide/Show icon of a component in the Model Browser (2).
    • Click on the "x" on the tag at the bottom of the Model Browser (4).
    • Hit the icon when the Model Browser is minimized.

Group by

The Scenario Tree can be organized by different grouping systems, listed in the "Group by" dropdown.
 

2026-02-24_12-58-46.png

You can switch between the Original file tree and the BIM structure at any time using the indicated icon.

  • BIM structure (Level & Class): Best for Revit and IFC files; organizes elements by levels and classes for easier sequencing.
  • Start milestone: view elements organized by Milestone.
  • Original file tree: Best for FBX files; keeps the imported hierarchy intact.
  • Set: user defined groups that give users the ability to re-organize BIM Elements. To learn more about Sets, read 🔗Selection Sets user guide.

BIM structure (Level & Class): 

Switching to BIM Structure is recommended when setting the building sequence for an imported model.

  • Imported Models are organized following cmBuilder types and the IFC schema:  
    • 1 - cmBuilder object type (e.g. BIM Import, Resources, Earthwork)
      • 2 - Parent name (e.g.. detailed massing name, imported model file name)
        • 3 - Building Level
          • 4 - Class
  • Other non-BIM Model objects will follow the default cmBuilder Tree structure.
2026-02-24_15-08-15.png

Start milestone: Start & IFC structure: 

Switching to Start Milestone is recommended when reviewing/editing resource timelines or model sequencing.

  • All Scenario items are organized following cmBuilder milestones, types and the IFC schema -  
    • 1 - Start milestones
      • 2 - cmBuilder object type (e.g. BIM Import, Resources, Earthwork)
        • 3 - Parent name (eg. detailed massing name, imported model file name)
          • 4 - Building Level
            • 5 - Class
2026-02-24_15-11-47.png

Original file tree: Object type with model tree:

Switching to Original file tree is recommended when analyzing the overall list of objects in the scenario.

  • Items are organized by object types (e.g. BIM Import, Resources, Earthwork) and default cmBuilder structure
  • Imported models will display the same folder hierarchy as the original file
  • Other non-BIM Model objects will follow the default cmBuilder Tree structure.
2026-02-24_15-10-34.png

Set:

Switching to Sets is recommended when the other tree options are not helpful and users need to reorganize BIM Elements into user-defined groups that are convenient for their specific site logistics purposes

  • Items are organized into custom groups called Sets created by the user. 
  • Sets appear in the tree like any other BIM Element and can be expanded to view children, shown/hidden, and sequenced using Milestones.

  • Each BIM Element can belong to only one Set and must be grouped with elements from the same parent BIM Model.

2026-02-24_15-16-22.png

Further Reading:

Sequencing BIM models  - Sequencing building models

Resource Sequencing  - Sequence Resources by defining a start and end Milestone

Preparing BIM Models for Import  - tricks to export and optimize a building model for the cmBuilder sequence

Create a Milestone  - For a tutorial on creating and editing Milestone

Lasso Select  - For more information on using the Lasso tool

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