AMP: 0 Location: Williams St and Euclid Ave, Lewis and Clark Cty No reassurance shield at the beginning of 356, which just serves to give state maintenance to that bridge in the distance AMP: 0 Location: Williams St and Central Ave, Lewis and Clark Cty 356 ends here, just on the other side of the bridge.  E … Continue reading Montana Secondary Highway 356, US-12 to Central Ave