AMP: 47
Location: I-90 and River St, Superior
Reassurance shield after S-257 as we head out of Superior.
AMP: 55
Location: I-90 and Quartz Loop Rd, Mineral Cty
Reassurance shield a few miles later.
AMP: 57
Location: I-90 at Quartz Flats Rest Area, Mineral Cty
Reassurance shield after a rest area.
AMP: 61
Location: I-90 and Tarkio Rd, Mineral Cty
Reassurance shield a few miles later.
AMP: 65
Location: I-90 and Frontage Rd, Mineral Cty
Reassurance shield after a frontage road access.
AMP: 66
Location: I-90 and Fish Creek Rd, Mineral Cty
Reassurance shield after the Fish Creek Road interchange.
AMP: 74
Location: I-90 and I-90 Business, Mineral Cty
In a mile, we’ll approach the Alberton exit, which has an awkwardly appended I-90 Business loop shield.
AMP: 75
Location: I-90 and I-90 Business, Mineral Cty
Exit for I-90 Business into Alberton. 90 Business is entirely concurrent with S-507.
E to I-90 Bus/S-507, W to MT-135
