Cross-frame K Top [EX1-SIG]

After clicking on 'Superstructure> Cross Frames> Cross-frame K Top' in the navigation treeview, follow the steps to define the Cross Frame. You can use the collapsed documentation page below for more information on the explanations of each parameter.

Cross Frame K Top

Cross-frame K Top [SIG]

1

Click three-dots on the first cell of the Girders and pick the girders G2,G1

2

Keep the Skew Angle and Station as default.

3

You can refer to the Quick Tip below to see how the Cross Frame behaves with a skew angle.

4

Quick Tip: Learn how the cross frame behaves with a skew angle Skew Angle parameter rotates the the unskewed line which is perpendicular the PGL.

5

You can edit the Section of cross frame from Sections tab.

Click three-dots icon on Top Chord Section, Bottom Chord Section and Diagonal Chord Section cells and select a Section as AISCL8X8X3_4.

If you have reached this stage and you don't have a section to select, and if you want to use the Import Button, you can refer to the Quick Tip.

6

Quick Tip: Learn how to import sections If there is no section to be set, follow the steps below: - Click the three dots on the cell and select Import Section. - In the opened window, choose the section. - Click the Import button.

7

You can edit the gusset plate of cross frame from Gusset Plate tab.

Click three-dots icon on Top Gusset Plate cell and select a Gusset Plate as GSK_TOP.

Click three-dots icon on Bottom Gusset Plate cell and select a Gusset Plate as GSK_BOTTOM.

Click three-dots icon on Center Gusset Plate cell and select a Gusset Plate as GSK_CENTER.

8

Enter the Offset from Top of Web as 3.

9

Keep the Offset from Bot. of Web and Offset from Top of Web (Center Plate) as default.

10

Enter the Horizontal Dist. btw Web Centerline and Plate Edge as 1.

11

You can edit the stiffener of cross frame from Stiffener tab.

Keep the vertical stiffener thickness as default.

Enter the vertical stiffener width as 7.

12

Click the three-dots icon on the Material cell, and then select A709_50.

If you have reached this stage and you don't have a material to select, and if you want to use the Import Button, you can refer to the Quick Tip.

13

Quick Tip: Learn how to import materials If there is no material to be set, follow the steps below: - Click the three dots on the cell and select Import Material. - In the opened window, choose the material. - Click the Import button.

14

Keep the Geometry parameters as default.

15

When the steps are completed, the shared screenshot displayed in the adjacent cell should be visible in the 3D view of OpenBrIM.

16

To model all the cross frame, copy the data below and paste the parameters into the first cell in OpenBrIM spreadsheet. Refer to the quick tip for an easy guide on how to perform the copy operation. After completing the copy, proceed to the next step to verify the model.

Quick Tip: Learn how to Copy inputs to OpenBrIM Copy the desired data with the automatic copy button in the upper left corner. Click on the first cell in and use the Ctrl+V shortcut to paste. If icon won’t appear, collapse page tree menu by clicking on arrow or using shortcut “[”. While pasting large data, it would be handy to turn of Auto-refresh .

Cross Frame K Top
Location CFKT1 [G2,G1] 0.0000 0.0000 CFKT28 [G4,G3] 0.0000 0.0000 CFKT29 [G3,G2] 0.0000 0.0000 CFKT30_1 [G2,G1] 0.0000 530.0000 CFKT30_2 [G4,G3] 0.0000 530.0000 CFKT30_3 [G3,G2] 0.0000 530.0000

The completed cross frames are 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.

Quick Tip: Learn how to show Model Click on the arrow button above the Analysis button located in the upper-left corner of the OpenBrIM screen. Click on the Model button on the screen that opens up.

Quick Tip: Learn how to show FEA Click on the arrow button above the Analysis button located in the upper-left corner of the OpenBrIM screen. Click on the FEA button on the screen that opens up.

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

20231006112653.mp4