| M-129|pickford RD over Fletcher Creek | Poor | 23.0 ft | 3,344 | 1929 |
| M-28 over Hendrie River | Poor | 103.0 ft | 2,127 | 1960 |
| Old Mackinac Trail over Pine River | Poor | 228.0 ft | 216 | 1931 |
| Mackinac Trail over Chub Creek | Poor | 29.9 ft | 216 | 1933 |
| Riverside Drive over Little Munuscong R | Poor | 125.0 ft | 111 | 1977 |
| Curley Lewis Fh42 over Roxbury Creek | Poor | 34.8 ft | 83 | 1974 |
| North Hulbert Road over Tahquamenon River | Poor | 104.0 ft | 54 | 1986 |
| 12 Mile Road over Charlotte River | Poor | 57.7 ft | 50 | 1907 |
| East-west RD over Roxbury Creek | Poor | 24.3 ft | 30 | 1947 |
| East-west RD over Naomikong CR | Poor | 42.7 ft | 30 | 1947 |
| Huckleberry Road over Carp River | Poor | 29.9 ft | 22 | 1965 |
| 16 Mile RD over Little Munnscing | Poor | 29.9 ft | 20 | 2001 |
| Pennington Road over East Br Munuscong River | Poor | 25.9 ft | 10 | 1990 |
| I-75 Bs|3 Mile RD over I-75 NB | Fair | 225.1 ft | 15,700 | 1962 |
| I-75 Bs (ashmun) over Power Canal | Fair | 256.9 ft | 10,180 | 1934 |
| Easterday AVE over I-75 NB | Fair | 228.3 ft | 7,774 | 1962 |
| West Portage Ave. over Power Canal | Fair | 265.1 ft | 7,637 | 1970 |
| Spruce St. over Power Canal | Fair | 284.8 ft | 5,995 | 1983 |
| I-75 Intl Bridge over ST Mary Riv/portage Av W | Fair | 9280.2 ft | 5,242 | 1962 |
| Bingham Ave. over Power Canal | Fair | 224.7 ft | 5,200 | 1976 |
| M-129|dixie HWY over Br Charlotte River | Fair | 24.0 ft | 4,061 | 1999 |
| M-129|dixie HWY over Charlotte River | Fair | 34.1 ft | 4,061 | 1929 |
| I-75 Bs (portage) over Power Canal | Fair | 264.8 ft | 3,894 | 1970 |
| Johnston St. over Power Canal | Fair | 283.8 ft | 3,720 | 1979 |
| M-129 over Br Charlotte River | Fair | 31.2 ft | 3,344 | 1999 |
| M-129|pickford RD over Little Munuscong River | Fair | 28.5 ft | 3,344 | 1968 |
| M-28|9 Mile RD over I-75 NB | Fair | 230.3 ft | 2,956 | 1963 |
| M-28 over W Br Waiska River | Fair | 226.0 ft | 2,956 | 1975 |
| M-28 over E Br Waiska River | Fair | 25.6 ft | 2,956 | 1941 |
| M-48|m-129|meridia over Big Munuscong River | Fair | 639.1 ft | 2,861 | 1949 |
| M-221|lakeshore DR over Waiska River | Fair | 252.0 ft | 2,664 | 1977 |
| M-28 over Mcleod Ditch | Fair | 27.9 ft | 2,127 | 1936 |
| I-75 NB over M-80|canadian National R | Fair | 247.4 ft | 1,994 | 1962 |
| I-75 SB over M-80|canadian National R | Fair | 247.4 ft | 1,994 | 1962 |
| M-28 over E Br Tahquemenon River | Fair | 55.1 ft | 1,753 | 1926 |
| S Gaines HWY over I-75 | Fair | 213.9 ft | 1,729 | 1962 |
| M-48 over I-75 NB | Fair | 672.9 ft | 1,175 | 1963 |
| 6 Mile RD over I-75 NB | Fair | 290.0 ft | 1,090 | 1963 |
| Mackinac Trail over I-75 NB | Fair | 351.7 ft | 1,000 | 1963 |
| Gogomain Road over Munuscong River | Fair | 120.4 ft | 985 | 1991 |
| Gogomain Road over E Br Munuscong R | Fair | 119.8 ft | 985 | 1980 |
| M-134 over Prentiss Creek | Fair | 26.6 ft | 975 | 1939 |
| M-123 over Tahquamenon River | Fair | 279.9 ft | 903 | 1952 |
| M-134 over Trout Creek | Fair | 26.6 ft | 828 | 1939 |
| M-134 over Albany Creek | Fair | 35.1 ft | 759 | 1947 |
| M-48 over E Br Munuscong River | Fair | 59.7 ft | 755 | 1929 |
| M-48 over E Br Munuscong River | Fair | 21.3 ft | 755 | 1930 |
| M-123 over E Br Tahquemenon River | Fair | 45.9 ft | 719 | 1964 |
| Mackinac Trail over Munuscong River | Fair | 23.0 ft | 666 | 1933 |
| M-48 over I-75 NB | Fair | 672.9 ft | 605 | 1962 |
| M-48 over Big Munuscong River | Fair | 146.0 ft | 605 | 1955 |
| Bound Road over Waiska River | Fair | 77.8 ft | 500 | 1985 |
| IRR BIA RTE 3 over Mission Creek | Fair | 51.8 ft | 500 | 1996 |
| Whitefish Road over Betsy River | Fair | 64.0 ft | 358 | 1985 |
| S White Road over Beaver Meadow Creek | Fair | 34.1 ft | 300 | 1998 |
| Trout Lake Road over W Br Of Pine River | Fair | 194.9 ft | 290 | 1980 |
| Trout Lake RD over N Br Pine River | Fair | 194.9 ft | 290 | 1979 |
| 10 Mile RD over I-75 NB | Fair | 356.0 ft | 287 | 1963 |
| Lakeshore DR Fh42 over Halfaday Creek | Fair | 22.0 ft | 260 | 1984 |
| Gogomain Road over Gogomain River | Fair | 78.7 ft | 220 | 1980 |
| Riverside Drive over Charlotte River | Fair | 91.9 ft | 165 | 1959 |
| Tilson Road over Waiska River | Fair | 72.8 ft | 125 | 1979 |
| Riverside Drive over Munuscong River | Fair | 135.8 ft | 111 | 1972 |
| Riverside Drive over Big Munuscong R | Fair | 160.8 ft | 110 | 1976 |
| Tuori RD over South Br Of Waiska River | Fair | 53.8 ft | 100 | 1993 |
| Scenic Drive over Charlotte River | Fair | 123.0 ft | 100 | 1987 |
| Lower Hay Lake RD over Charlotte River | Fair | 130.9 ft | 88 | 1988 |
| Curley Lewis Fh42 over Ankodosh Creek | Fair | 34.8 ft | 83 | 1969 |
| Sullivan Creek Tr. over Black Creek | Fair | 54.5 ft | 50 | 1950 |
| Forrest RD over East Br Waiska River | Fair | 119.8 ft | 45 | 1990 |
| Sullivan Crk Trail over Black Creek | Fair | 53.8 ft | 40 | 1950 |
| East-west Road over Naomikong Creek | Fair | 44.0 ft | 30 | 1947 |
| East-west Road over Roxbury Creek | Fair | 24.9 ft | 30 | 1947 |
| East-west Road over Ankodosh Creek | Fair | 23.0 ft | 30 | 1948 |
| Tone Road over Waiska River | Fair | 149.9 ft | 21 | 1990 |
| 11 Mile Road over S Br Charlotte River | Fair | 32.2 ft | 20 | 2005 |
| Aldrich Road over East Br Munuscong River | Fair | 32.8 ft | 20 | 2002 |
| Prarie Road over Pine River | Fair | 119.8 ft | 14 | 1986 |
| 8 Mile Road over Sailors Creek | Fair | 24.9 ft | 10 | 1975 |
| Waiska River Trail over Spile Dam | Fair | 37.7 ft | 10 | 1976 |
| Humms Road over Private Truck Haul Road | Fair | 56.8 ft | 10 | 1960 |
| Maple Block Road over Betsy River | Fair | 49.9 ft | 10 | 1991 |
| Betsy Tower Road over Betsy River | Fair | 34.1 ft | 10 | 2004 |
| Waiska River Trail over Waiska River | Fair | 27.9 ft | 10 | 1976 |
| Usfs RTE 3199 over Hendrie River | Fair | 20.3 ft | 10 | 1980 |
| Obrien Road over East Br Munuscong River | Fair | 24.6 ft | 5 | 2004 |
| Easterday Ave. over Ashmun Creek | Good | 24.0 ft | 8,347 | 1994 |
| Fort Street over Power Canal | Good | 238.8 ft | 5,883 | 2004 |
| Riverside Drive over Mission Creek | Good | 60.0 ft | 5,071 | 2013 |
| I-75 over S Br Big Munuscong River | Good | 32.5 ft | 4,092 | 1962 |
| 6 Mi Road over Walska River | Good | 20.0 ft | 3,945 | 2022 |
| M-129|pickford RD over S Br Charlotte River | Good | 77.4 ft | 3,500 | 2010 |
| M-123 over Kneebone Creek | Good | 21.7 ft | 1,388 | 2003 |
| M-123 over Black Creek | Good | 22.3 ft | 1,200 | 2018 |
| 6 Mile Road over Waiska River | Good | 65.0 ft | 1,000 | 2008 |
| Bound Road over Waiska River | Good | 77.8 ft | 500 | 1985 |
| Mackinac Trail over Charlotte River | Good | 50.9 ft | 452 | 2024 |
| S Sullivan Crk RD over Biscuit Creek | Good | 32.2 ft | 400 | 2010 |
| Lake Shore DR Fh42 over Pendills Creek | Good | 22.0 ft | 260 | 1992 |
| Sullivan Road over Pine River | Good | 80.1 ft | 179 | 2010 |
| Whitney Bay Road over Private Truck Haul Road | Good | 66.3 ft | 100 | 2006 |
| S Salt Point RD over E Br Tahquamenon River | Good | 35.1 ft | 94 | 2010 |
| Curley Lewis HWY over Naomikong Creek | Good | 56.8 ft | 83 | 1969 |
| IRR BIA RTE 1 over 08/23 | Good | 20.0 ft | 60 | 2002 |
| IRR BIA RTE 2 over Drainage To Shunk Creek | Good | 20.0 ft | 60 | 2002 |
| IRR BIA RTE 1 over Drainage To Shunk Creek | Good | 20.0 ft | 60 | 2002 |
| IRR BIA RTE 1 over Drainage To Shunk Creek | Good | 20.0 ft | 60 | 2002 |
| Shunk Road over Charlotte River | Good | 73.8 ft | 30 | 1985 |
| 12 Mile Road over S Branch Charlotte | Good | 33.1 ft | 10 | 2017 |
| 23 Mile Road over East Br Munuscong River | Good | 65.6 ft | 10 | 2002 |
| 10 Mile Road over S Branch Charlotte River | Good | 40.0 ft | 10 | 2005 |
| 1 1/2 Mile Road over ST Marys River | Good | 625.0 ft | 0 | 2016 |