AMP: 3
Location: Markwell Ave and Yellowstone Ave, Silverton
As soon as this I-90 Business Spur begins, it ends a block later as we approach the town of Silverton. This used to be a stub end of a business loop from Osborn to here, but now it is merely this .12 mile long spur and is the shortest state highway in Idaho.
E to I-90 Bus, W to I-90 Bus Spur
