ULTIMATE INTERSTATES

HELENA & BUTTE



GENERAL INFORMATION & MAP

The Helena and Butte Montana region would just one major interstate improvement. The Dotted blue lines indicate a suggested potential interstate corridor. Thick red lined indicate existing interstate routes. Currently Butte has no recommended interstate upgrades.

Ultimate Interstate 290 - Helena Loop
Description Ultimate interstate 290 would construct a new loop interstate to connect Helena via US-12 and US-287 to I-90 to the west and southeast. The western section follows US-12 while the eastern segment heads south along US-287 from Helena.
Purpose and Need Provides interstate continuity and provides a better truck route from I-90 to Helena.