Support Lines

This section defines the support line locations for abutments and piers along the bridge alignment, including stations and skew angles.

Navigation: Bridge Geometry > Support Lines

For detailed parameter explanations, see the Support Lines Reference.

Steps

Step 1: Navigate to Support Lines

Navigate to Bridge Geometry > Support Lines in the tree view.

Navigation

Step 2: Create First Support Line (Abutment 1)

Click the three-dots icon on the first cell and set the bridge to "Bridge1". Enter Station 23846 ft for the first abutment.

Step 3: Create Remaining Support Lines

Create support lines for the remaining structures at their respective stations:

Support	Station (ft)
Abut1	23846
Pier1	23897
Pier2	23982
Abut2	24027

Support Line Stations

Step 4: Define Skew Angles

Enter the skew angle for each support line as shown in the figure below.

Skew Angles

Quick Tip: Transverse Offset Direction

Offset values use the Profile Grade Line (PGL) as the reference point.

Offset Reference

Verification

After completing these steps, your Support Lines should match the view shown below.

Completed Support Lines

Video Walkthrough

Support Lines Setup