Getting Ready for Super
Several pieces need to be in place before superelevation can be applied to the design. You will need a design criteria file appropriate for your region, design speeds applied to an alignment, and an assembly that is capable of superelevating.
There are a lot of abbreviations and terminology thrown around when it comes to superelevation, so let’s take a look at that first.
When an assembly is applied without superelevation, the geometry comes directly from the original design, as shown in Figure 11-1.
Figure 11-1: An example assembly without superelevation
As the assembly begins its entrance into a curve with superelevation ...
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