AMP: 1 Location: Oilfield Ave and I-15, Toole Cty No reassurance shield as I-15 Business and Montana 67 begin. AMP: 1 Location: Oilfield Ave and RV Park Rd, Shelby A few hundred feet later, we’ll enter Shelby. AMP: 0 Location: Oilfield Ave and Valley St, Shelby Reassurance shield as we enter the Shelby grid. AMP: 0 Location: Oilfield Ave … Continue reading Interstate 15 Business, I-15/MT-67 to US-2/MT-67