Providence - endless loops

Providence: I-95 and US Highway 6
22" x 19"
In Providence, US Highway 6 carries heavy traffic in from Connecticut.  The 6-10 Connector meets I-95 in a big multi-level stack interchange.  The roadway is characterized by lopsided geometry, weaving sections and short ramps, making for a lovely, flowerlike pattern.  

Providence: I-95 and US Highways 6 and 10
27" x 22.5"

This exchange has an involved history of stop and start construction, on-again off-again planning.