Supporters intend to have the initial phases of the 5 Mile Creek Greenbelt underway in 2020.
https://www.nbcdfw.com/news/local/Green ... 02341.html
https://dallascityhall.com/government/C ... 032519.pdf
So the creek is actually called '5 Mile Creek', so they aren't literally referring to 5 miles of creek. I had never heard of this creek before, and this plan seems super ambitious, but it's still cool to see people who want to improve this part of town.