The CaltransCurbs subassembly inserts links to create curbs and gutters based on Caltrans Standard Plan RSP A87A.
You should verify that the dimensions used match your interpretation of the standard plan.
Caltrans Curbs A1-6 and A1-8
Caltrans Curbs A2-6 and A2-8
Caltrans Curbs A3-6 and A3-8
Caltrans Curbs B1-4 and B1-6
Caltrans Curbs B2-4 and B2-6
Caltrans Curbs B3-4 and B3-6
Caltrans Curb B-4
Caltrans Curbs D-4 and D-6
Caltrans Curb E