Used to construct a profile complex defined by best fitting through a selected profile.

You can access this tool from the following:

Ribbon: Site > Grading > Profile > Best-Fit Profile split button

Use the Define Profiles by Best Fit tool to construct a profile complex defined by best fitting through a selected profile. For example, pick an existing ground profile and best fit a profile to match the ground.

1. Select the Define Profiles by Best-Fit icon.
   

   Best-Fit Profiles tool

   The Place Define Profiles by Best Fit Profile dialog opens.

   

   Best-Fit Profiles Dialog

2. Navigate the Best Fit options by striking the down arrow key then the data point, for example, left click to execute your choice.
3. A data point on the linear object that you will use to create a new element.
4. Enter a value for Maximum K- Value.
5. Enter a value for the Minimum Tangent Length.
6. Enter a value for the Minimum Z value.
7. Enter a value for the Maximum Z value.
8. A new profile is drawn to conform to the parameters given .
   

   Best Fit Profiles Window

When the command is executed, the software will attempt to best fit a profile to the existing ground profile. The curves, tangents and Z values will be adhered to when giving a best fit profile.