 The last historic bridge on US 41 is located near the northern terminus east of Copper Harbor . The Fanny Hooe Creek crossing was listed on the NRHP in 1999 , but as of 2012 , MDOT has not included the structure on its inventory of historic bridges online . The creek crossing is just west of the Fort Wilkins State entrance . MSHD and the Keweenaw County Road Commission designed and built the span in 1927 – 28 for $ 8 @,@ 132 ( equivalent to $ 556 @,@ 003 in 2015 ) . The bridge is unique for its stonework decoration on the 25 @-@ foot ( 8 m ) span over the creek . This stonework includes <unk> not usually associated with Michigan highway bridges . The crossing has remained in service since construction without alteration . 
