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OpenBrIM uses roadway data while performing influence surface based live load analysis.

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Follow the next steps to add roadway to the project.

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Go to Roadway on the tree view.

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Select Bridge.

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Info

After clicking on ‘Superstructure Attachments> Roadway’ in the navigation treeview, follow the steps to define the Roadway. You can use the collapsed documentation page below for more information on the explanations of each parameter.

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titleRoadway
Roadway [SIG]
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(blue star) Click the three-dots icon on the Bridge cell, and then set BRG1.

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As a result of these operations, an issue will appear on the OpenBrIM screen. This does not necessarily mean that any operation was done incorrectly. The issue will be resolved when the Roadway dimensions are set in the next step.

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(blue star) Click three-dots icon on Roadway Dimensions and click Edit.

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Enter start & end stations and left & right widths.

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Keep the lane dimensions and asphalt thickness on the Roadway 3D tab as default.

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(blue star)Enter the Station as 0.

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(blue star) Keep the Transverse Offset as default.

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(blue star)Enter the Right Width and Left Width as 18.

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(blue star) Keep the Skew as default.

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(blue star) Move to the second row.

(blue star)Enter the Station as 530.

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(blue star) Keep the Roadway 3D parameters as default.

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Road dimensions may vary depending on the station.

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You can refer to the Quick Tip below to see how to define road dimensions based on the station.

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Go to Roadway under Superstructure Attachments on the tree view.

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Copy General, and Roadway 3D from model inputs and paste into OpenBrIM.

Tip

Completed Roadway is illustrated below.

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Roadway

General

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R1	BRG1	[[0, 0, 216, 216, 0],[6360, 0, 216, 216, 0]]

Roadway

Code Block
R1	12.0000	20.0000	0.7500	2.0000	20.0000

Roadway Dimensions(Spreadsheet)

Code Block0.0000 0.0000 18.0000 18.0000 0.0000 530.0000 0.0000 18.0000 18.0000 0.0000
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When the steps are completed, the shared screenshot displayed in the adjacent cell should be visible in the 3D view of OpenBrIM.

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Proceed to the next step to verify the model.

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The completed roadway is illustrated below. Please verify that you have the same model on your end by examining each view provided here. For more information on how to perform visual checks, refer to the quick tips.

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Tip

To view the entire procedure explained on this page, please watch the recorded Video below.

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