Roadway Alignment [EX1-SIG]

After clicking on 'Bridge Geometry> Roadway Alignment' in the navigation treeview, follow the steps to define the Roadway Alignment You can use the collapsed documentation page below for more information on the explanations of each parameter.

Roadway Alignment

Roadway Alignment [SIG]

1

🖱️ Enter Start Station as 0.

2

🖱️ Click the three-dots icon on the Start Station cell, and then click 'Editor' to define alignment properties.

3

Quick Tip: Alignment - Horizontal Data In the horizontal tab, bridge definitions can be made as straight, circular, and transitional.

4

🖱️ Click + icon next to the Horizontal and add a circular segment.

5

🖱️ Enter Length as 530 ft, Radius as 700 ft, Direction as Towards Right and after click accept button.

6

Quick Tip: Alignment - Vertical Data You can edit the Vertical data such as grades and elevations of alignment in the Vertical tab.

7

🖱️ In this example, vertical data of alignment is set to 0.

8

Quick Tip: Alignment - Transverse Data Left Edge to PGL is the length from the left edge to the centerline of the alignment. You can edit the Transverse data such as width and slope of alignment in the Transverse tab.

9

🖱️ Click + icon next to the Transverse to define the alignment cross-section at a specific station.

10

🖱️ Enter the cross-section Station as 0 ft.

11

🖱️ Enter the Left Edge to PGL distance as 20 ft.

12

🖱️ Click + icon next to the At Sta+0 and add a section component.

13

🖱️ Enter the Width as 40 ft and Slope as %-5.

14

🖱️ Repeat Steps 9-10-11 for Station 530 ft. Then click + icon next to the At Sta 5+30 and single line of a polyline that defines your entire cross slope.

15

🖱️ Enter the Width as 40 ft and Slope as %-5.

16

🖱️ Click Accept.

17

Quick Tip: Learn how to show Roadway Surface If 3D Bridge Alignment doesn’t show up in the Graphics Window, either click Zoom Extends on the right or Show Roadway Surface from the Settings.

18

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

The completed alignment 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.

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.

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

20231002164311.mp4