I read this article and still don't understand what a "freeway cap" is. A dead end?
Very poorly written article. It gave me a headache.
The Freeway caps I’ve seen have been really wide bridges over sunken interstates. The one in Dallas has been a huge benefit - to developers.
There are about 10 lanes of expressway under this one
https://www.klydewarrenpark.org/
cover a below grade freeway with a park
A cap is a concrete cover put over a sunken section of freeway to connect areas separated by the freeway. Typically, a park is put on top of the cap.