AMP: 20 Location: US-287 and MT-200, Lewis and Clark Cty No reassurance shield after the 200 junction AMP: 16 Location: US-287 and Birdtail Rd, Lewis and Clark County Then we’ll get one about four miles later. AMP: 7 Location: US-287 and Sevenmile Rd, Lewis and Clark Cty Reassurance shield about six miles later as we pass over some … Continue reading U.S. Route 287, MT-200 to I-15