 There have been three business loops for US 41 : Ishpeming – Negaunee , Marquette and Baraga . Only the business loop serving Ishpeming and Negaunee is still a state @-@ maintained trunkline , but it is no longer designated Bus . US 41 . US 41 / M @-@ 28 was relocated to bypass the two cities ' downtowns in 1937 . The highway through downtown Ishpeming and Negaunee later carried the ALT US 41 / ALT M @-@ 28 designation before being designated Bus . M @-@ 28 in 1958 . The western end of the business loop was transferred to local government control when Bus . M @-@ 28 was moved along Lakeshore Drive in 1999 . 
