Structure window

Tekla Structural Designer
Modified: 31 Oct 2025
2025
Tekla Structural Designer

Structure window

The Structure window can be opened and closed from the Windows ribbon.

The Structure tree in this window organizes the model geometry in a hierarchical way. It also allows you to view, modify and design the different entities within the model.

When you open a new model, the Structure tree contains two sub-branches: Levels and Sub Models. As the model geometry develops new branches are added, as shown above.

When a branch or sub-branch is selected, the common properties of the selected branch are displayed for editing in the Properties window.

When you right-click on a branch or sub-branch a context menu is displayed. The different branches, and the context menu commands available within them are summarized below:

Structure

Left click in this branch to view the Structure Properties.

Right-click to display a range of context menu commands from the table below (depending on the model content):

Command Description
Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Open solver view

Opens the selected branch of the Structure tree in a Solver View regime, or, if such a view already exists but is not active, it is made the active view.

Check model Checks all members and walls in the model.

See: Check all members and walls

Design model Performs a check or design (according to individual autodesign settings) of all members and walls in the model according to individual autodesign settings. This command requires at least one member or wall to be in auto-design mode.

See: Design all members and walls

Check model slabs Checks all two-way concrete slabs in the model for out of plane bending.

See: Design and check slabs

Design model slabs Performs a check or design (according to individual autodesign settings) of all two-way concrete slabs in the model for out of plane bending. This command requires at least one slab in the model to be in auto-design mode.

See: Design and check slabs

Check model patches Checks all patches in the model.

See: Design and check slab patches

Design model patches Performs a check or design (according to individual autodesign settings) of all patches in the model according to individual autodesign settings. This command requires at least one patch in the model to be in auto-design mode.

See: Design and check slab patches

Check punching shear

Checks all punching shear checks in the model.

See: Design and check punching shear

Design punching shear Performs a check or design (according to individual autodesign settings) of all punching checks in the model.

See: Design and check punching shear

Note: Check and design commands run from the Structure tab do not perform an analysis before the check/design - they always uses the existing analysis results, (even if the analysis status is 'Out of Date').

Levels

Left click in this branch to view the Level Properties.

Right-click to display a range of context menu commands from the table below (depending on the model content):

Command Description
Construction Levels Opens the Construction Levels dialog box allowing you to define the levels required in order to construct your model.

See: Create and manage construction levels

Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Open solver view

Opens the selected branch of the Structure tree in a Solver View regime, or, if such a view already exists but is not active, it is made the active view.

Select in visible views

Selects all objects in the active view that are referenced in the selected branch of the Structure tree.

Check plane Checks all members and walls in the plane.

See: Check steel members and concrete members/walls

Design plane Performs a check or design (according to individual autodesign settings) of all members and walls in the plane according to individual autodesign settings. This command requires at least one member or wall to be in auto-design mode.

See: Design steel members and concrete members/walls

Check plane slabs Checks all two-way concrete slabs in the plane for out of plane bending.

See: Design and check slabs

Design plane slabs Performs a check or design (according to individual autodesign settings) of all two-way concrete slabs in the plane for out of plane bending. This command requires at least one slab in the plane to be in auto-design mode.

See: Design and check slabs

Check plane patches Checks all patches in the selected level or slope.

See: Design and check slab patches

Design plane patches Performs a check or design (according to individual autodesign settings) of all patches in the plane according to individual autodesign settings. This command requires at least one patch in the model to be in auto-design mode.

See: Design and check slab patches

Check punching shear

Checks all punching shear checks in the level.

See: Design and check punching shear

Design punching shear Performs a check or design (according to individual autodesign settings) of all punching checks in the level.

See: Design and check punching shear

Note: Check and design commands run from the Levels tab do not perform an analysis before the check/design - they always uses the existing analysis results, (even if the analysis status is 'Out of Date').

Frames

Left click in this branch to view the Frame Properties.

Right-click to display a range of context menu commands from the table below (depending on the model content):

Command Description
Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Open solver view

Opens the selected branch of the Structure tree in a Solver View regime, or, if such a view already exists but is not active, it is made the active view.

Planarize Opens the selected plane in a Structural View regime, and displays the Planarize properties so that nodes near to the plane can be moved into the plane.

See: Planarize

Select in visible views

Selects all objects in the active view that are referenced in the selected branch of the Structure tree.

Check plane Checks all members and walls in the plane.

See: Check steel members and concrete members/walls

Design plane Performs a check or design (according to individual autodesign settings) of all members and walls in the plane according to individual autodesign settings. This command requires at least one member or wall to be in auto-design mode.

See: Design steel members and concrete members/walls

Show references

Opens a dialog listing all the objects that are referenced in the selected branch of the Structure tree.

After selecting objects in the dialog, click the Select button.

The objects are highlighted in the 3D Structural view and their properties displayed in the Properties window.

Note: Check and design commands run from the Frames tab do not perform an analysis before the check/design - they always uses the existing analysis results, (even if the analysis status is 'Out of Date').

Slopes

Left click in this branch to view the Slope Properties.

Right-click to display a range of context menu commands from the table below (depending on the model content):

Command Description
Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Open solver view

Opens the selected branch of the Structure tree in a Solver View regime, or, if such a view already exists but is not active, it is made the active view.

Planarize Opens the selected plane in a Structural View regime, and displays the Planarize properties so that nodes near to the plane can be moved into the plane.

See: Planarize

Select in visible views

Selects all objects in the active view that are referenced in the selected branch of the Structure tree.

Check plane Checks all members and walls in the plane.

See: Check steel members and concrete members/walls

Design plane Performs a check or design (according to individual autodesign settings) of all members and walls in the plane according to individual autodesign settings. This command requires at least one member or wall to be in auto-design mode.

See: Design steel members and concrete members/walls

Check plane slabs Checks all two-way concrete slabs in the plane for out of plane bending.

See: Design and check slabs

Design plane slabs Performs a check or design (according to individual autodesign settings) of all two-way concrete slabs in the plane for out of plane bending. This command requires at least one slab in the plane to be in auto-design mode.

See: Design and check slabs

Check plane patches Checks all patches in the selected level or slope.

See: Design and check slab patches

Design plane patches Performs a check or design (according to individual autodesign settings) of all patches in the plane according to individual autodesign settings. This command requires at least one patch in the model to be in auto-design mode.

See: Design and check slab patches

Check punching shear

Checks all punching shear checks in the plane.

See: Design and check punching shear

Design punching shear Performs a check or design (according to individual autodesign settings) of all punching checks in the plane.

See: Design and check punching shear

Show references

Opens a dialog listing all the objects that are referenced in the selected branch of the Structure tree.

After selecting objects in the dialog, click the Select button.

The objects are highlighted in the 3D Structural view and their properties displayed in the Properties window.

Note: Check and design commands run from the Slopes tab do not perform an analysis before the check/design - they always uses the existing analysis results, (even if the analysis status is 'Out of Date').

Surfaces

The Surfaces branch is added in the Structure tree when you create a horizontally curved truss. It allows you to open a view of the surface.

Command Description
Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Architectural Grids

Left click in this branch to view the Architectural Grid properties.

Right-click to display the context menu commands listed below:

Command Description
Edit

Opens the Architectural Grid dialog to enable you to modify the color, name, or visibility of the grid, and also to specify which planes the grid applies to.

Renumber

Opens a dialog box which allows you to renumber the grid line based on

  • the type (i.e. numeric, or alphanumeric) from direction (default ON) or
  • choose grid name type and direction

See: Number and renumber grids

Sub Models

Left click in this branch to view Sub Model Properties.

Right-click to display the context menu commands listed below:

Command Description
Sub Models

Opens the Sub Models dialog box allowing you to override the default sub model divisions for the sub models generated during chasedown analysis.

Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Open solver view

Opens the selected branch of the Structure tree in a Solver View regime, or, if such a view already exists but is not active, it is made the active view.

Sub Structures

Left click in this branch to view sub structure properties.

Right-click to display context menu commands for editing, designing, checking, or grouping sub structures as listed below:

Command Description
Create Sub Structure Opens a Review View regime, and displays the Sub Structures command to allow you to create a sub structure.

See: Create sub structures

Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Open solver view

Opens the selected branch of the Structure tree in a Solver View regime, or, if such a view already exists but is not active, it is made the active view.

Select in visible views

Selects all objects in the active view that are referenced in the selected branch of the Structure tree.

Edit Sub Structure Opens a Review View regime, and displays the Sub Structures command to allow you to edit a sub structure.

See: Create sub structures

Delete Sub Structure Deletes the selected sub structure.

See: Create sub structures

Rename Sub Structure Renames the selected sub structure.

See: Create sub structures

Check sub structure Checks all members and walls in the sub structure.

See: Check steel members and concrete members/walls

Design sub structure Performs a check or design (according to individual autodesign settings) of all members and walls in the sub structure according to individual autodesign settings. This command requires at least one member or wall to be in auto-design mode.

See: Design steel members and concrete members/walls

Check sub structure slabs Checks all two-way concrete slabs in the sub structure for out of plane bending.

See: Design and check slabs

Design sub structure slabs Performs a check or design (according to individual autodesign settings) of all two-way concrete slabs in the sub structure for out of plane bending. This command requires at least one slab in the plane to be in auto-design mode.

See: Design and check slabs

Check sub structure patches Checks all patches in the selected sub structure.

See: Design and check slab patches

Design sub structure patches Performs a check or design (according to individual autodesign settings) of all patches in the sub structure according to individual autodesign settings. This command requires at least one patch in the model to be in auto-design mode.

See: Design and check slab patches

Check punching shear

Checks all punching shear checks in the sub structure.

See: Design and check punching shear

Design punching shear Performs a check or design (according to individual autodesign settings) of all punching checks in the sub structure.

See: Design and check punching shear

Check using Tekla Tedds Launches Tekla Tedds within the background (the user is not exposed to the interface) and checks the selected sub structure members with the pre-saved design data.

See: Check using Tekla Tedds

Design using Tekla Tedds Designs all timber elements, precast elements and masonry walls in the substructure.

See: Design using Tekla Tedds

Export to Tekla Tedds
Launches Tekla Tedds and:
  • Creates a new Tedds Project containing separate documents for each member in the sub structure.

Changes made in the Tedds Project are not returned to the Tekla Structural Designer model.

See: Export to Tekla Tedds

Clear Tekla Tedds Data Clears all existing data from the associated Tekla Tedds calculation for the selected sub structure members.

See: Clear Tekla Tedds Data

Note: Check and design commands run from the Sub Structure tab do not perform an analysis before the check/design - they always uses the existing analysis results, (even if the analysis status is 'Out of Date').

Members

Members are classified by material and type, then further classified by fabrication and then by size.

Note: In a multispan continuous beam, or a multi-stack spliced column, the size can change from one span or stack to the next. However, as only one size is shown in the tree per member, the only member size shown will be that for the first span or stack.

Left click in this branch/sub-branches to view Beam properties,Column properties,Brace properties, and Base plate properties.

Right-click to display context menu commands for viewing, editing, designing, or checking members as listed below:

Command Description
Open Member View

Opens a view of the selected member in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Select in visible views

Selects the member in the active view.

Edit <member> Displays the properties of the selected member in the properties dialog.
Delete Deletes the selected member.
Rename Renames the selected member.
Check member(s) Checks the member(s).

See: Check steel members and concrete members/walls

Design member(s) Performs a check or design (according to individual autodesign settings) of the member(s) according to their autodesign settings.

See: Design steel members and concrete members/walls

Check using Tekla Tedds Launches Tekla Tedds within the background (the user is not exposed to the interface) and checks the selected member with the pre-saved design data.

See: Check using Tekla Tedds

Design using Tekla Tedds Designs the member using Tekla Tedds.

See: Design using Tekla Tedds

Export to Tekla Tedds
Launches Tekla Tedds and:
  • Creates a new Tedds Project containing separate documents for each member.

Changes made in the Tedds Project are not returned to the Tekla Structural Designer model.

See: Export to Tekla Tedds

Clear Tekla Tedds Data Clears all existing data from the associated Tekla Tedds calculation for the selected member.

See: Clear Tekla Tedds Data

Note: Check and design commands run from the Members tab do not perform an analysis before the check/design - they always uses the existing analysis results, (even if the analysis status is 'Out of Date').

Portal Frames, Trusses

Left click in this branch to view the properties of portal frames and trusses.

Right-click to display context menu commands as listed below:

Command Description
Select in visible views

Selects all objects in the active view that are referenced in the selected branch of the Structure tree.

Rename Renames the selected object.
Delete Deletes the selected object.

Walls

Left click in this branch/sub-branches to view Concrete wall properties, Masonry wall properties, Bearing wall properties, Shear only wall properties, and General wall properties.

Right-click to display context menu commands for viewing, editing, designing, or checking walls as listed below:

Command Description
Select in visible views

Selects the member in the active view.

Edit <wall> Displays the properties of the selected wall in the properties dialog.
Delete Deletes the selected wall.
Rename Renames the selected wall.
Check wall(s) Checks the wall(s).

See: Check steel members and concrete members/walls

Design wall(s) Performs a check or design (according to individual autodesign settings) of the wall(s) according to their autodesign settings.

See: Design steel members and concrete members/walls

Check using Tekla Tedds Launches Tekla Tedds within the background (the user is not exposed to the interface) and checks the selected masonry wall with the pre-saved design data.

See: Check using Tekla Tedds

Design using Tekla Tedds Designs the masonry wall using Tekla Tedds.

See: Design using Tekla Tedds

Export to Tekla Tedds
Launches Tekla Tedds and:
  • Creates a new Tedds Project containing separate documents for each masonry wall.

Changes made in the Tedds Project are not returned to the Tekla Structural Designer model.

See: Export to Tekla Tedds

Clear Tekla Tedds Data Clears all existing data from the associated Tekla Tedds calculation for the selected masonry wall.

See: Clear Tekla Tedds Data

Cores

Left click in this branch/sub-branches to view Concrete core properties.

Right-click to display context menu commands for viewing, editing, designing, checking, or dissociating cores as listed below:

Command Description
Create new core Create a new core.

See: Create concrete cores

Open view

Opens the selected branch of the Structure tree in a Structural View regime, or, if such a view already exists but is not active, it is made the active view.

Open solver view

Opens the selected branch of the Structure tree in a Solver View regime, or, if such a view already exists but is not active, it is made the active view.

Select in visible views

Selects the core in the active view.

Edit <core> Edit the selected core.

See: Create concrete cores

Dissociate Dissociates members and walls from the selected wall.

See: Create concrete cores

Rename Renames the selected core.
Check member Checks the members/walls in the core.

See: Check steel members and concrete members/walls

Design member Performs a check or design (according to individual autodesign settings) of the members/walls in the core according to their autodesign settings.

See: Design steel members and concrete members/walls

Slabs, Foundation Mats

Left click in this branch/sub-branches to view Slab item properties, Slab/Mat overhang properties, Patch properties, Foundation mat properties,Punching check properties, and Result strip properties

Right-click to display context menu commands for editing, designing, or checking as listed below:

Command Description
Select in visible views

Selects all objects in the active view that are referenced in the selected branch of the Structure tree.

Rename Renames the selected item.
Edit Displays the properties of the selected item in the properties dialog.
Delete Deletes the selected item.
Check panel Checks the selected panel.

See: Design and check slabs

Design panel Performs a check or design (according to individual autodesign settings) of the selected panel according to individual autodesign settings. This command requires at least one member or wall to be in auto-design mode.

See: Design and check slabs

Check Punching Shear Checks the selected punching shear item.

See: Design and check punching shear

Design Punching Shear Designs the selected punching shear item.

See: Design and check punching shear

Edit reinforcement Opens the Punching Shear Reinforcement Properties dialog for specifying and checking the punching shear item reinforcement. For further details, see: Punching shear check fundamentals
Note: Check and design commands run from the Slabs tab do not perform an analysis before the check/design - they always uses the existing analysis results, (even if the analysis status is 'Out of Date').

Floor Vibration Checks

Left click in this branch to view the properties of floor vibration checks.

For details of how these checks are created and checked, see: Check floor vibration

Right-click to display context menu commands as listed below:

Command Description
Select in visible views

Selects the object in the active view.

Delete Delete the selected object.
Rename Renames the selected object.

Isolated Foundations and Piles

Left click in this branch to view pad base properties, strip base properties, or pile cap properties.

Right-click to display context menu commands as listed below:

Command Description
Select in visible views

Selects all objects in the active view that are referenced in the selected branch of the Structure tree.

Rename Renames the selected foundation.
Delete Deletes the selected foundation.
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