M-76 was completely decommissioned, and Bus. M-76 became BL I-75 with these changes. The total length of the highway was about . Major intersections See also References External links Former M-76 at Michigan Highways History of I-75 on Michigan Highways Photo of "Old 76" in Roscommon County at GribbleNation.net 076 Interstate 75 Transportation in Arenac County, Michigan Transportation in Ogemaw County, Michigan Transportation in Roscommon County, Michigan Transportation in Crawford County, Michigan