AMP: 0
Location: S-457 and I-90, Big Horn Cty
No reassurance shield as 457 begins. 457 is a very short connector over to S-451/old US-87.
AMP: 1
Location: S-457 and S-451, Big Horn Cty
A mile later, we’ll approach S-451.
AMP: 1
Location: S-457 and S-451, Big Horn Cty
Follow 451 south to Wyola.
AMP: 1
Location: S-457 and S-451, Big Horn Cty
Turn right for 451 north and left for 451 south.
N to S-463, S to WY-345/WY State Line
E to WY State Line, W to S-463
S to WY State Line, N to S-463