UDOT document on the history of UT 186

[TheStranger]

Since the Wikipedia article on this route in Salt Lake City didn't have much on this route, I googled and found this rather informative rundown of the route definition (over time) and various reroutings that have occurred to UT 186:

http://www.udot.utah.gov/main/uconowner.gf?n=200609191025021

[NE2]

Yep, they have this for all current and some former routes.
http://www.udot.utah.gov/main/f?p=100:pg:0:::1:T,V:1348,