See some more diagrams at https://chicityclerk.s3.us-west-2.amazonaws.com/s3fs-public/document_uploads/journals-proceedings/2022/2022_03_23_0.pdf about 1/3 of the way in, but note that some of them look like concepts, not plans.

I added it as a tag to the commit, but the key source is https://www.illinoistollway.com/documents/20184/101637/20220414+EOWA+Meeting+Presentation.pdf/810187ec-fd6c-c31c-f2a5-489be1ff4d2d?version=1.0&t=1650559192048&download=true