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Concrete Material Properties

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Concrete beam material properties are created and managed using the "Edit Design Properties" button on the ribbon bar:

 

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When triggered from the ribbon button, the menu will load in the lower right corner of the Revit UI:

 

 

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This menu also contains tabs for managing other design properties, including beam design rules and rebar material properties.  For more detail on the use of these tabs, refer to Beam Design Rules and Rebar Material Properties.

 

Concrete material definitions are found on the second tab of the menu:

 

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In a new project where no previous definition editing has been performed by the users, the menu will be populated automatically with a set of 5 sample concrete materials (3 normal weight and 2 lightweight) which are stored in the .rvt file by default.  Use of these default materials is optional.  They may be removed or edited/renamed as desired by the user.  Even though they exist in the Revit model, the default materials will not influence the behavior of concrete beam calculations unless manually applied to specific beam elements by the user.

 

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Users should note that the basic mechanics are the same for all design definition tabs found in this menu.  The processes to "Apply", "Modify", "Add", "Delete", or "Erase from Elements" do not vary from tab to tab.  Regardless of which definition tab is being used, users may reference the following sections for guidance about managing design definitions:

 

Applying Rules to Elements

 

Modifying Rules

 

Adding Rule Definitions to a Project

 

Deleting Rule Definitions from a Project

 

Erasing Rule Definitions From Elements

 

Navigating Rule Definitions

 

 

In addition to the ability to edit each cell of each definition manually, the buttons in the lower right corner of the menu also allow the user to auto-update certain aspects of the material definition per industry-standard methods.  This prevents any need for time consuming manual re-calculation of material properties in the event that critical properties such as compressive strength or unit weight are altered.  Using any one of these buttons while a definition row is selected in the table will cause the corresponding value in the selected row to update automatically.  The "Saved?" check box will then be cleared to indicate that the row has unsaved changes:

 

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There are no default concrete and rebar material properties applied to elements automatically.  They must be assigned to elements manually via the process outlined above.  Any attempt to launch a concrete beam calculation when no concrete material has been applied will be halted with a warning:

 

 

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