Location: Eureka-Carlin Rd and I-80, Elko Cty SR 278 carries the I-80 Business loop for the first few dozen feet of both routes’ existences, but 80 Business turns to follow SR 221. Location: Eureka-Carlin Rd and Chestnut St, Eureka Cty Turn left to follow 80 Business and 221 into Carlin. Follow 278 south to Eureka. … Continue reading Nevada State Route 278, I-80/I-80 Bus to I-80 Bus/SR 221