| I-69 EB over Huron & Eastern Rr | Poor | 178.1 ft | 14,378 | 1961 |
| I-69 EB over Cn Rr & Reed RD | Poor | 301.2 ft | 13,840 | 1961 |
| I-69 WB over Cn Rr & Reed RD | Poor | 301.2 ft | 13,840 | 1961 |
| New Lothrop Road over Shiawassee River | Poor | 139.1 ft | 2,055 | 1955 |
| Durand Road over Northwood Creek | Poor | 30.8 ft | 1,409 | 1930 |
| Main ST over Holly Drain | Poor | 35.8 ft | 1,209 | 1965 |
| Bennington Road over Shiawassee River | Poor | 145.0 ft | 1,096 | 1985 |
| Bennington Road over Bear Creek | Poor | 26.9 ft | 1,026 | 1925 |
| Bath Road over S Br Lookingglass River | Poor | 41.0 ft | 910 | 1925 |
| Vernon RD over I-69 | Poor | 232.0 ft | 800 | 1966 |
| Newburg RD over I-69 | Poor | 268.0 ft | 674 | 1961 |
| Bancroft RD over I-69 | Poor | 232.0 ft | 370 | 1966 |
| Lehring RD over Shiawassee River | Poor | 119.8 ft | 360 | 1975 |
| Shipman RD over Rushbed Creek | Poor | 32.8 ft | 144 | 1930 |
| Vernon RD over Porter Creek | Poor | 34.8 ft | 135 | 1938 |
| I-69 EB over Looking Glass River | Fair | 40.0 ft | 192,000 | 1961 |
| I-69 WB over Looking Glass River | Fair | 40.0 ft | 192,000 | 1961 |
| I-69 EB over Holly Drain | Fair | 60.0 ft | 192,000 | 1961 |
| I-69 WB over Holly Drain | Fair | 61.0 ft | 192,000 | 1961 |
| Britton RD over I-69 | Fair | 424.9 ft | 25,000 | 1989 |
| M-21 over Shiawassee River | Fair | 131.9 ft | 22,689 | 1970 |
| I-69 EB over Vermillion Creek | Fair | 70.2 ft | 20,138 | 1989 |
| I-69 WB over Vermillion Creek | Fair | 70.2 ft | 20,138 | 1989 |
| I-69 EB over Shaftsburg RD | Fair | 98.8 ft | 20,138 | 1989 |
| I-69 EB over Bath RD | Fair | 169.9 ft | 20,138 | 1988 |
| I-69 WB over Bath RD | Fair | 169.9 ft | 20,138 | 1988 |
| I-69 EB over Colby Lake RD | Fair | 100.7 ft | 20,138 | 1989 |
| I-69 WB over Colby Lake RD | Fair | 97.8 ft | 20,138 | 1989 |
| I-69 WB over Shaftsburg RD | Fair | 95.8 ft | 20,138 | 1989 |
| M-52 over I-69 | Fair | 275.9 ft | 15,425 | 1989 |
| I-69 WB over Webb Drain | Fair | 64.0 ft | 14,378 | 1961 |
| I-69 WB over Huron & Eastern Rr | Fair | 178.1 ft | 14,378 | 1961 |
| I-69 EB over Shiawassee River | Fair | 180.1 ft | 13,840 | 1961 |
| I-69 WB over Shiawassee River | Fair | 180.1 ft | 13,840 | 1961 |
| M-52 over Shiawassee River | Fair | 149.9 ft | 11,489 | 2004 |
| M-52 over Looking Glass River | Fair | 77.1 ft | 10,212 | 2000 |
| M-52 over Maple River | Fair | 133.9 ft | 9,501 | 1969 |
| M-71 over Shiawassee River | Fair | 119.8 ft | 8,752 | 1983 |
| Durand Road over Holly Drain | Fair | 55.8 ft | 7,643 | 1967 |
| Lansing Road over Holly Drain | Fair | 52.8 ft | 6,858 | 1988 |
| M-71 over Shiawassee River | Fair | 110.9 ft | 6,379 | 1931 |
| Lansing Road over Webb Creek Drain | Fair | 49.9 ft | 6,033 | 1994 |
| M-52 over Shiawassee River | Fair | 279.5 ft | 5,281 | 1999 |
| Woodbury Road over S Br Lookingglass River | Fair | 50.9 ft | 4,809 | 1990 |
| Lansing Road over Gtw Rr & Garrison RD | Fair | 155.8 ft | 3,723 | 1992 |
| Saginaw Street over Mill Race | Fair | 49.9 ft | 3,156 | 1994 |
| Saginaw Street over Shiawassee River | Fair | 49.9 ft | 3,156 | 1994 |
| Woodbury RD over I-69 | Fair | 369.1 ft | 2,945 | 1989 |
| Durand RD over I-69 | Fair | 357.3 ft | 2,882 | 1961 |
| Newburg Road over Three Mile Creek | Fair | 41.0 ft | 2,548 | 1935 |
| Maple Street over Shiawassee River | Fair | 139.8 ft | 2,500 | 1985 |
| Genesee ST over Misteguay Creek | Fair | 89.9 ft | 2,477 | 1947 |
| Byron Road over Shiawassee River | Fair | 100.7 ft | 2,452 | 1994 |
| Grand River RD over I-69 | Fair | 357.9 ft | 2,396 | 1961 |
| Morrice RD over I-69 | Fair | 256.9 ft | 2,175 | 1966 |
| New Lothrop RD over Holly Drain | Fair | 54.8 ft | 1,850 | 1971 |
| Durand Road over Porter Creek | Fair | 44.9 ft | 1,789 | 1956 |
| Morrice Road over Maple River | Fair | 59.7 ft | 1,662 | 1956 |
| Juddville Road over Misteguay Creek | Fair | 55.1 ft | 1,320 | 1944 |
| Lytle Road over Shiawassee River | Fair | 186.0 ft | 1,304 | 1964 |
| State RD over I-69 | Fair | 277.6 ft | 1,236 | 1966 |
| Warren RD over Maple River | Fair | 85.0 ft | 1,202 | 1959 |
| Warren RD over Middlebury County Drain | Fair | 37.4 ft | 1,202 | 2002 |
| Newburg Road over Shiawassee River | Fair | 157.5 ft | 1,140 | 1999 |
| Hibbard Road over Burgess Drain | Fair | 29.9 ft | 1,137 | 1968 |
| Ruess Road over Maple River | Fair | 74.1 ft | 910 | 1963 |
| Henderson Road over Shiawassee River | Fair | 160.1 ft | 870 | 1990 |
| Vernon Road over Webb Creek | Fair | 65.0 ft | 811 | 1966 |
| Henderson Road over Misteguay Creek | Fair | 330.1 ft | 809 | 2004 |
| New Lothrop RD over Onion Creek | Fair | 51.2 ft | 763 | 1998 |
| Bath Road over Rowley Creek | Fair | 29.9 ft | 733 | 1900 |
| Chipman Road over State Road Drain | Fair | 40.0 ft | 712 | 1997 |
| Fenner Road over Lookingglass River | Fair | 86.0 ft | 680 | 1962 |
| Maple Street over Holly Drain | Fair | 36.7 ft | 500 | 1965 |
| Reed RD over Northwood Creek | Fair | 27.9 ft | 495 | 1971 |
| Easton Road over Orser Creek | Fair | 25.9 ft | 412 | 1968 |
| Laingsburg RD over Lookingglass River | Fair | 89.9 ft | 357 | 1961 |
| New Lothrop RD over Misteguay Creek | Fair | 56.1 ft | 351 | 2005 |
| New Lothrop RD over Misteguay Creek | Fair | 267.7 ft | 342 | 1992 |
| Tyrrell RD over Austin Creek | Fair | 29.9 ft | 271 | 1965 |
| Goodall RD over I-69 | Fair | 251.6 ft | 250 | 1961 |
| Dewey Road over Maple River | Fair | 56.1 ft | 249 | 1980 |
| Winegar RD over Lookingglass River | Fair | 38.7 ft | 223 | 1963 |
| Henderson Road over Porter Creek | Fair | 49.9 ft | 190 | 2002 |
| Riley RD over Porter Creek | Fair | 24.0 ft | 130 | 1971 |
| Dewey RD over Bear Creek | Fair | 40.0 ft | 128 | 1972 |
| Bennington RD over Webb Creek | Fair | 62.0 ft | 128 | 1997 |
| Vernon Road over Northwood Drain | Fair | 22.0 ft | 120 | 1970 |
| Byron RD over Misteguay Creek | Fair | 59.7 ft | 92 | 1996 |
| Walnut Street over Holly Drain | Fair | 44.9 ft | 90 | 1987 |
| Six Mile Creek RD over Porter Creek | Fair | 42.7 ft | 40 | 1998 |
| I-69 EB over Webb Drain | Good | 64.0 ft | 14,378 | 1961 |
| Shiawassee Street over Shiawassee River | Good | 172.9 ft | 13,480 | 2003 |
| M-21 over Rush Creek | Good | 33.8 ft | 9,700 | 2022 |
| Oliver Street over Shiawassee River | Good | 180.1 ft | 9,200 | 2007 |
| M-21 over Crawford Drain | Good | 28.2 ft | 8,200 | 2009 |
| M-21 over Limbarg County Drain | Good | 26.2 ft | 8,200 | 2009 |
| M-71 over I-69 | Good | 294.0 ft | 8,100 | 2011 |
| M-71 over Holly Drain | Good | 59.4 ft | 8,100 | 1961 |
| M-21 over Lewis Drain | Good | 21.7 ft | 6,438 | 1998 |
| Gould Street over Shiawassee River | Good | 250.0 ft | 6,426 | 1978 |
| Old M-78 over Vermillion Creek | Good | 80.1 ft | 4,397 | 2009 |
| State Road over Maple River | Good | 44.9 ft | 4,360 | 1995 |
| Goodall RD over Webb Creek | Good | 71.9 ft | 4,142 | 2018 |
| Woodbury Road over Lookingglass River | Good | 75.5 ft | 3,231 | 1997 |
| Durand Road over Webb Creek | Good | 65.0 ft | 3,203 | 1965 |
| Lansing Road over Shiawassee River | Good | 139.8 ft | 2,699 | 1989 |
| Lansing Road over Lookingglass River | Good | 60.0 ft | 2,568 | 2007 |
| Juddville Road over Shiawassee River | Good | 202.4 ft | 1,975 | 2009 |
| State Road over Six Mile Cr/stewart Drn | Good | 21.3 ft | 1,917 | 2010 |
| Morrice Road over Lookingglass River | Good | 65.0 ft | 1,534 | 1952 |
| Juddville Road over Porter Creek | Good | 44.0 ft | 1,414 | 1998 |
| Durand Road over Rushbed Creek | Good | 58.7 ft | 1,241 | 1968 |
| Saginaw ST over Porter Creek | Good | 43.0 ft | 1,178 | 2003 |
| Baldwin Road over Maple River | Good | 79.7 ft | 1,142 | 1984 |
| New Lothrop RD over Three Mile Creek | Good | 41.0 ft | 1,126 | 1992 |
| Durand Road over Rushbed Creek | Good | 64.0 ft | 1,091 | 2022 |
| Cole RD over Shiawassee River | Good | 160.1 ft | 936 | 1988 |
| Beard RD over Neal Drain | Good | 44.0 ft | 927 | 2007 |
| Britton Road over Lookingglass River | Good | 44.0 ft | 844 | 2001 |
| Vandekarr Road over Maple River | Good | 54.8 ft | 844 | 1962 |
| Johnstone RD over Shiawassee River | Good | 279.9 ft | 798 | 1986 |
| Hibbard Road over Bear Creek | Good | 49.9 ft | 649 | 2011 |
| Shaftsburg Road over S Br Lookingglass River | Good | 27.9 ft | 645 | 1994 |
| Hibbard Road over Alder Creek | Good | 29.9 ft | 526 | 2000 |
| Beardslee RD over S Br Lookingglass River | Good | 69.9 ft | 523 | 1983 |
| Warner RD over S Br Lookingglass River | Good | 60.0 ft | 510 | 2001 |
| Braden RD over S Br Lookingglass River | Good | 45.9 ft | 449 | 2005 |
| County Line RD over Jones Creek | Good | 55.8 ft | 424 | 1989 |
| Middleton RD over Rushbed Creek | Good | 64.0 ft | 385 | 1985 |
| County Line RD over Webb Creek | Good | 24.9 ft | 367 | 1994 |
| Monroe RD over Three Mile Creek | Good | 60.0 ft | 363 | 1986 |
| Parmenter RD over Shiawassee River | Good | 123.0 ft | 359 | 2000 |
| Goodall RD over Shiawassee River | Good | 129.9 ft | 352 | 1989 |
| Seymour Road over Six Mile Creek | Good | 49.9 ft | 347 | 2010 |
| Colby Lake RD over Lookingglass River | Good | 69.9 ft | 346 | 1984 |
| Exchange RD over Shiawassee River | Good | 126.0 ft | 320 | 1983 |
| Baldwin RD over Bear Creek | Good | 40.0 ft | 312 | 1969 |
| Lennon Road over Rush Bed Creek | Good | 38.4 ft | 304 | 2012 |
| Shaftsburg Road over Bear Creek | Good | 55.1 ft | 299 | 2011 |
| Mason RD over Middlebury County Drain | Good | 29.9 ft | 269 | 2003 |
| State RD over Lookingglass River | Good | 46.6 ft | 238 | 2001 |
| Bingham RD over North State Drain | Good | 23.6 ft | 216 | 2006 |
| Cook RD over Maple River | Good | 54.1 ft | 215 | 1970 |
| Beardslee RD over Lookingglass River | Good | 87.9 ft | 210 | 1984 |
| Cronk RD over Misteguay Creek Drain | Good | 60.7 ft | 203 | 1991 |
| Krouse RD over Bear Creek | Good | 40.0 ft | 189 | 1994 |
| Allan RD over Porter Creek | Good | 58.1 ft | 180 | 2003 |
| Reed RD over Holly Drain | Good | 69.9 ft | 179 | 1994 |
| Copas RD over Rushbed Creek | Good | 40.0 ft | 178 | 1996 |
| Austin RD over Maple River | Good | 61.0 ft | 173 | 2023 |
| Tyrrell RD over Lookingglass River | Good | 49.9 ft | 170 | 1961 |
| Monroe RD over Mikan Drain | Good | 40.0 ft | 155 | 1996 |
| Allan RD over Misteguay Creek | Good | 91.9 ft | 128 | 1990 |
| Gale RD over Lookingglass River | Good | 65.0 ft | 126 | 1989 |
| Shaftsburg RD over Bear Creek | Good | 33.8 ft | 125 | 1959 |
| Reed Road over Porter Creek | Good | 54.8 ft | 105 | 1981 |
| Balcom RD over Alder Creek | Good | 32.2 ft | 104 | 1979 |
| Riley RD over Misteguay Creek | Good | 100.1 ft | 88 | 1983 |
| Cork RD over Lookingglass River | Good | 59.7 ft | 78 | 1985 |
| Balcom RD over Alder Creek | Good | 39.0 ft | 65 | 1976 |
| Reed RD over Webb Creek | Good | 80.1 ft | 47 | 1995 |
| Ellsworth RD over Lookingglass River | Good | 49.9 ft | 41 | 1985 |