| I-96 WB over Portland RD | Poor | 140.7 ft | 19,963 | 1958 |
| M-21 over Prairie Creek | Poor | 49.9 ft | 8,456 | 1929 |
| M-21 over Maple River | Poor | 220.1 ft | 2,533 | 1929 |
| Divine Highway over Lookingglass River | Poor | 95.8 ft | 2,494 | 1979 |
| Grand River Avenue over Libhart Creek | Poor | 23.0 ft | 1,093 | 1936 |
| Borden RD over Prairie Creek | Poor | 40.0 ft | 462 | 1927 |
| Nickle Plate RD over Maple River Flood | Poor | 20.0 ft | 404 | 1983 |
| Jackson Road over Unnamed Creek | Poor | 22.0 ft | 321 | 1993 |
| Reeder Road over Libhart Creek | Poor | 77.8 ft | 152 | 1975 |
| Peck Lake Road over Libhart Creek | Poor | 39.4 ft | 128 | 1982 |
| Huddle Road over Tupper Creek | Poor | 34.8 ft | 123 | 1923 |
| Bell Road over Duck Creek | Poor | 27.9 ft | 40 | 1970 |
| I-96 over Libhart Creek | Fair | 22.0 ft | 33,978 | 1958 |
| I-96 EB over Kent RD | Fair | 143.4 ft | 20,074 | 1959 |
| I-96 WB over Kent RD | Fair | 145.7 ft | 20,074 | 1959 |
| I-96 EB over Okemos RD | Fair | 114.8 ft | 20,074 | 1959 |
| I-96 WB over Okemos RD | Fair | 114.8 ft | 20,074 | 1959 |
| I-96 EB over Charlotte HWY | Fair | 107.6 ft | 20,074 | 1959 |
| I-96 WB over Charlotte HWY | Fair | 107.6 ft | 20,074 | 1959 |
| I-96 EB over Grand River AVE | Fair | 149.9 ft | 20,074 | 1959 |
| I-96 WB over Grand River AVE | Fair | 149.9 ft | 20,074 | 1959 |
| I-96 EB over Portland RD | Fair | 140.7 ft | 19,963 | 1958 |
| M-66 over Grand River | Fair | 374.0 ft | 17,638 | 1948 |
| I-96 EB over Grand River & Market RD | Fair | 416.0 ft | 14,899 | 1959 |
| I-96 WB over Grand River & Market ST | Fair | 416.0 ft | 14,899 | 1959 |
| M-66 NB over I-96 | Fair | 268.4 ft | 10,500 | 1959 |
| M-66 SB over I-96 | Fair | 268.4 ft | 10,500 | 1959 |
| M-44 M-91 over Mid Mich Rr & Flat River | Fair | 413.1 ft | 9,043 | 1950 |
| North Bridge ST over Grand River-channel | Fair | 462.9 ft | 7,300 | 1977 |
| M-50 over Tupper River | Fair | 44.0 ft | 6,610 | 1934 |
| M-21 over Red Creek | Fair | 29.5 ft | 5,896 | 1929 |
| M-21 over Bellany Creek | Fair | 30.8 ft | 5,147 | 1930 |
| M-21 over Stoney Creek | Fair | 100.1 ft | 2,533 | 1929 |
| Jordan Lake RD over I-96 | Fair | 238.5 ft | 2,425 | 1958 |
| S Bridge Street over Grand River | Fair | 399.9 ft | 2,000 | 1975 |
| David Highway over Grand River | Fair | 279.9 ft | 1,900 | 1968 |
| Old M-91 over Connors Pond Splwy | Fair | 29.9 ft | 1,733 | 1928 |
| David HWY over Sessions Creek | Fair | 26.9 ft | 1,537 | 1930 |
| David Highway over Carbaugh-e Libbart Drain | Fair | 21.0 ft | 1,381 | 1992 |
| Button RD over Flat River | Fair | 97.8 ft | 1,357 | 1982 |
| West Riverside DR over Sessions Creek | Fair | 40.0 ft | 1,348 | 1963 |
| South Bridge ST S over Lake Creek | Fair | 49.9 ft | 1,333 | 1987 |
| South Bridge ST N over Lake Creek | Fair | 49.9 ft | 1,333 | 1987 |
| Washington Road over Fish Creek | Fair | 193.9 ft | 1,250 | 1988 |
| Hubbardston Road over Stoney Creek | Fair | 134.8 ft | 1,201 | 1959 |
| Grand River Avenue over Lake Creek | Fair | 23.0 ft | 1,196 | 1926 |
| Bridge Street over Grand River | Fair | 210.0 ft | 1,100 | 1890 |
| Stage RD over Prairie Creek | Fair | 44.0 ft | 1,036 | 1959 |
| Obrien Road over Stougton Creek | Fair | 25.9 ft | 693 | 1973 |
| Nickle Plate RD over Prairie Creek | Fair | 46.9 ft | 589 | 1949 |
| Van Vleck Road over Prairie Creek | Fair | 43.0 ft | 549 | 1961 |
| Knox RD over I-96 | Fair | 250.0 ft | 530 | 1959 |
| Charlotte Highway over Grand River | Fair | 413.4 ft | 510 | 2001 |
| Musgrove HWY over Sebewa Creek | Fair | 41.3 ft | 441 | 1965 |
| Nash HWY over I-96 | Fair | 238.5 ft | 400 | 1959 |
| Prairie Creek Road over Prairie Creek | Fair | 77.8 ft | 326 | 1971 |
| Keefer RD over I-96 | Fair | 276.2 ft | 320 | 1958 |
| Morrison Lake RD over I-96 | Fair | 238.5 ft | 300 | 1958 |
| Peck Lake Road over Lake Creek | Fair | 25.9 ft | 297 | 1973 |
| Prairie Creek Road over Prairie Creek | Fair | 104.0 ft | 227 | 1979 |
| Peake RD over I-96 | Fair | 304.8 ft | 200 | 1958 |
| Westbrook Road over Prairie Creek | Fair | 65.9 ft | 196 | 1985 |
| Roberts Road over Tupper Creek | Fair | 45.9 ft | 193 | 1988 |
| Sunfield RD over I-96 | Fair | 238.5 ft | 190 | 1959 |
| Campbell Road over Duck Creek | Fair | 25.9 ft | 176 | 1989 |
| Charles Road over Prairie Creek | Fair | 71.9 ft | 159 | 1989 |
| Whites Bridge RD over Flat River | Fair | 118.4 ft | 144 | 1867 |
| Hastings RD over I-96 | Fair | 238.5 ft | 140 | 1958 |
| Tupper Lake Road over Sebewa Creek | Fair | 51.8 ft | 140 | 1973 |
| Bonanza Road over Tupper Creek | Fair | 25.9 ft | 135 | 1973 |
| Nickle Plate RD over Maple River | Fair | 194.9 ft | 123 | 1983 |
| Stoudt RD over Fish Creek | Fair | 126.0 ft | 116 | 1985 |
| Goodwin Road over Libhart Creek | Fair | 29.9 ft | 112 | 1982 |
| Peck Lake Road over County Drain | Fair | 24.0 ft | 108 | 1982 |
| Cowman Road over Stougton Creek | Fair | 44.0 ft | 101 | 1999 |
| Gold Lake Road over Seeley Creek | Fair | 25.9 ft | 99 | 1973 |
| Maple Road over County Drain | Fair | 25.9 ft | 78 | 1975 |
| Shuman Road over Sebewa Creek | Fair | 34.8 ft | 74 | 2000 |
| Sanders Road over Mud Creek | Fair | 22.0 ft | 67 | 2001 |
| Clinton Trail over Duck Creek | Fair | 22.0 ft | 38 | 1928 |
| Dildine Road over Bellamy Creek | Fair | 27.9 ft | 29 | 1994 |
| I-96 over Portland Trail | Good | 25.3 ft | 35,000 | 2013 |
| W Grand River AVE over Grand River | Good | 196.9 ft | 6,900 | 1994 |
| M-21 over Toles Creek | Good | 25.9 ft | 5,100 | 1929 |
| Bridge ST over Flat River | Good | 149.9 ft | 4,777 | 2005 |
| Cleveland Street over Grand River | Good | 376.0 ft | 4,512 | 2013 |
| Division Street over Lake Creek | Good | 58.1 ft | 3,333 | 1986 |
| M-50 over Duck Creek | Good | 38.7 ft | 3,306 | 2002 |
| Hastings Road over Duck Creek | Good | 47.2 ft | 2,430 | 2018 |
| Ashfield ST over Flat River | Good | 149.9 ft | 1,733 | 1994 |
| David HWY over Libhart Creek | Good | 55.1 ft | 1,550 | 2016 |
| Riverside Drive over Libhart Creek | Good | 44.3 ft | 1,393 | 2014 |
| Long Lake RD over Flat River | Good | 105.0 ft | 1,367 | 2014 |
| Long Lake Road over Dickerson Creek | Good | 89.6 ft | 1,300 | 2020 |
| Kent Street over Grand River | Good | 243.8 ft | 1,222 | 2002 |
| Hastings Road over Tyler Creek | Good | 40.0 ft | 1,183 | 2008 |
| Hubbardston RD over Maple River | Good | 180.4 ft | 1,170 | 2000 |
| Washington Road over Fish Creek Race | Good | 24.9 ft | 1,140 | 1988 |
| Keefer HWY over Sebewa Creek | Good | 49.9 ft | 971 | 2014 |
| Borden Road over Stoughton Creek | Good | 49.9 ft | 907 | 2002 |
| Portland Road over Morrison Lake Drain | Good | 22.0 ft | 904 | 2011 |
| Cutler Road over Looking Glass River | Good | 174.9 ft | 877 | 2022 |
| Cutler RD over I-96 | Good | 312.7 ft | 830 | 2019 |
| East Main Street over Prairie Creek | Good | 94.2 ft | 805 | 1994 |
| Summit Street over Lake Creek | Good | 55.1 ft | 777 | 1995 |
| Main ST over Flat River | Good | 140.1 ft | 748 | 2014 |
| Keefer HWY over Sebewa Creek | Good | 35.8 ft | 664 | 1993 |
| Prairie Street over Maple River | Good | 341.9 ft | 600 | 2015 |
| Prairie Creek Road over Prairie Creek | Good | 65.9 ft | 490 | 2004 |
| Macarthur Road over Lake Creek | Good | 65.0 ft | 250 | 1997 |
| Ellison Road over Holmes & Spears Drain | Good | 21.0 ft | 250 | 2014 |
| Russell Road over Tupper Creek | Good | 42.0 ft | 204 | 1985 |
| Welch Road over Prairie Creek | Good | 64.0 ft | 145 | 1995 |
| Sunfield Highway over Libhart Creek | Good | 53.8 ft | 134 | 1986 |
| Wagar Road over Stoney Creek | Good | 125.0 ft | 122 | 1987 |
| Lyle Road over Bellamy Creek | Good | 57.1 ft | 107 | 2005 |
| Dumon Road over Mille Race | Good | 83.7 ft | 102 | 1999 |
| Bippley Road over Sebewa Creek | Good | 60.0 ft | 99 | 2003 |