AMP: 43
Location: US-87 and S-387, Chouteau Cty
Reassurance shield after the 387 junction.
AMP: 40
Location: US-87 and MT-80, Chouteau Cty
A couple miles later, we’ll approach Montana 80 and Secondary 223.
AMP: 40
Location: US-87 and MT-80, Chouteau Cty
Follow Montana 80 into Fort Benton. Take 223 north towards Chester and the Tiber Dam.
AMP: 40
Location: US-87 and MT-80, Chouteau Cty
Stay straight for US-87 south. Turn right for 223 north and left for 80 south.