Thank you, you have responded to all the requests needed to define your project, and a design can now be engineered. Please check your responses and when you are happy with them click below send the project off for analysis. After a few minutes of processing you will get back a design and cost estimate.
Enter the distance from the top of the lowest frame to the ground, then click on the right to mark a location of that depth. Click on the top of an existing mark to delete it.