| M-24|n Main St over Farmers Creek | 2015 | 28,600 | Good |
| M-53|van Dyke Rd over North Branch Clinton Riv | 1999 | 20,247 | Fair |
| M-53|van Dyke Rd over Belle River | 1963 | 19,650 | Fair |
| I-69 EB over Newark Rd | 1983 | 18,845 | Fair |
| I-69 EB over Winslow Rd | 1983 | 18,845 | Fair |
| I-69 WB over Newark Rd | 1983 | 18,845 | Fair |
| I-69 WB over Winslow Rd | 1983 | 18,845 | Fair |
| M-24 over S Br Flint River | 1948 | 18,440 | Poor |
| M-24 over Plum Creek | 2012 | 18,300 | Good |
| I-69 EB over Summers Rd | 1983 | 17,578 | Fair |
| I-69 WB over Summers Rd | 1983 | 17,578 | Fair |
| Genesee Street over Farmers CR | 1933 | 16,489 | Poor |
| M-53|van Dyke Rd over Branch Belle River | 2009 | 15,750 | Good |
| M-53 over I-69 | 1979 | 15,625 | Fair |
| E Imlay City Rd over S Br Flint R | 1997 | 14,458 | Good |
| I-69 EB over N Branch Belle River | 1979 | 13,836 | Fair |
| I-69 EB over Farmers Creek | 1971 | 13,176 | Fair |
| I-69 EB over M-24 Nb|s Lapeer Rd | 1971 | 13,176 | Fair |
| I-69 WB over Farmers Creek | 1971 | 13,176 | Fair |
| I-69 WB over M-24 Nb|s Lapeer Rd | 1971 | 13,176 | Fair |
| I-69 EB over Hunters Creek | 1983 | 12,398 | Fair |
| I-69 EB over S Br Flint River | 1983 | 12,398 | Fair |
| I-69 WB over Hunters Creek | 1983 | 12,398 | Good |
| I-69 WB over S Br Flint River | 1983 | 12,398 | Fair |
| M-24 over N Br Flint River | 1983 | 11,544 | Fair |
| EB I-69 over Pine Creek | 1983 | 11,286 | Good |
| M-53|van Dyke Rd over Elk Lake Creek | 2024 | 10,633 | Good |
| I-69 EB over Clark Rd | 1983 | 9,991 | Fair |
| I-69 WB over Clark Rd | 1983 | 9,991 | Good |
| Lake Nepessing Rd over I-69 EB | 1971 | 9,540 | Good |
| Saginaw Street over Farmers Creek | 1966 | 9,353 | Fair |
| I-69 EB over Polly Ann Trail | 1983 | 8,789 | Fair |
| I-69 WB over Polly Ann Trail | 1983 | 8,789 | Fair |
| M-53|van Dyke Rd over Peters Drain | 2007 | 7,595 | Good |
| I-69 EB Ramp over Pine Creek | 1983 | 7,500 | Good |
| I-69 WB Ramp over Pine Creek | 1983 | 7,500 | Good |
| McCORMICK DR. EXT. over Hunters Creek | 1998 | 7,343 | Good |
| I-69 EB over Graham Road | 1979 | 6,918 | Fair |
| I-69 WB over Graham Road | 1979 | 6,918 | Fair |
| Imlay City Road over Belle River Drain | 2017 | 6,854 | Good |
| Nepessing Street over Flint River | 1973 | 5,850 | Good |
| Davison Road over Hasler Creek Drain | 1993 | 5,828 | Fair |
| Court Street over Farmers Creek | 1951 | 5,564 | Good |
| Elba Road over I-69 EB | 1971 | 5,277 | Fair |
| Saginaw Road over South Br. Flint River | 1935 | 5,200 | Good |
| Lk Pleasant Rd over I-69 EB | 1983 | 4,670 | Fair |
| Morris Road over South Br. Flint River | 1967 | 4,300 | Poor |
| Peppermill Road over South Br. Flint River | 1982 | 4,300 | Fair |
| M-24 over Fostoria Drain | 1974 | 4,293 | Poor |
| M-24 over Raymph Drain | 1940 | 4,293 | Fair |
| Oregon Street over Flint River | 1975 | 3,618 | Fair |
| Second Street over Flint River | 2020 | 3,486 | Good |
| Wilder Road over Pine Creek Drain | 2017 | 3,415 | Good |
| Almont Road over North Br Clinton River | 1966 | 3,240 | Good |
| Almont Road over North Br Clinton River | 1968 | 3,240 | Fair |
| M-90 over Flint River | 1997 | 3,217 | Fair |
| M-90 over N Branch Flint River | 1965 | 3,217 | Poor |
| Baldwin Road over I-69 EB | 1971 | 3,005 | Fair |
| Dryden Road over South Br. Flint River | 1994 | 2,972 | Fair |
| Daley Road over Plum Creek Drain | 1976 | 2,713 | Good |
| Burnside Road over Cedar Creek | 1983 | 2,664 | Fair |
| Lake Pleasant Road over Cedar Creek | 1992 | 2,617 | Fair |
| Lippincott Road over Hasler Creek Drain | 1985 | 2,530 | Fair |
| Jefferson Road over Elm Creek Drain | 1981 | 2,451 | Fair |
| Burnside Road over Gravel Creek | 1985 | 2,450 | Fair |
| Millville Road over South Br Flint River | 1978 | 2,320 | Fair |
| Lippincott Road over Farmers Creek | 1963 | 2,309 | Fair |
| Columbiaville Road over South Br. Flint River | 1996 | 2,245 | Good |
| Farnsworth Road over Plum Creek Drain | 1976 | 2,150 | Good |
| Genesee Road over Hasler Creek Drain | 1948 | 2,050 | Fair |
| Genesee Road over Cn North America | 2003 | 2,007 | Good |
| Lake Pleasant Road over Elm Creek Drain | 1978 | 1,923 | Fair |
| Newark Road over South Br Flint River | 1994 | 1,887 | Good |
| Wilder Rd over I-69 EB | 1983 | 1,870 | Fair |
| Mayfield Road over South Br. Flint River | 1988 | 1,594 | Good |
| Marathon Road over Flint River | 2015 | 1,491 | Good |
| Brown City Road over N. Br. Mill Creek Drain | 1990 | 1,442 | Good |
| Silverwood Road over North Br. Flint River | 1928 | 1,322 | Fair |
| Hadley Road over I-69 EB | 1971 | 1,300 | Fair |
| Mt. Morris Road over Flint River | 1953 | 1,220 | Fair |
| Oregon Road over Hasler Creek Drain | 1978 | 1,165 | Fair |
| Newark Road over Belle River Drain | 1985 | 1,120 | Good |
| Peck Road over Weaver Drain | 1970 | 1,115 | Poor |
| Bentley Street over Farmers Creek | 1978 | 1,094 | Good |
| Morris Rd over I-69 EB | 1983 | 1,090 | Fair |
| Mason Street over Farmers Creek | 1995 | 1,076 | Good |
| Jefferson Road over Indian Creek Drain | 2017 | 1,034 | Good |
| Glover Road over Belle River Drain | 1968 | 994 | Fair |
| Barnes Road over Squaw Creek Drain | 1994 | 880 | Fair |
| Maple Grove Road over Pine Creek Drain | 1989 | 780 | Good |
| Lk George Rd over I-69 EB | 1983 | 775 | Fair |
| Fox Street over Farmers Creek | 1983 | 737 | Fair |
| Roods Lake Road over Plum Creek Drain | 1976 | 695 | Fair |
| Flint River Road over South Br. Flint River | 1976 | 690 | Fair |
| Barnes Road over Indian Creek Drain | 2017 | 628 | Good |
| Peppermill Road over South Br. Flint River | 1991 | 616 | Fair |
| Bowman Road over I-69 | 1979 | 520 | Fair |
| Blacks Corners Rd over I-69 | 1983 | 445 | Fair |
| Higley Road over South Br. Flint River | 1977 | 420 | Fair |
| Monroe Street over Farmers Creek | 1982 | 409 | Good |
| Summers Road over Weston Drain | 1992 | 405 | Fair |
| Burnside Road over N Br Flint River Ovrflow | 2020 | 378 | Good |
| Burnside Road over North Br Flint River | 1978 | 378 | Fair |
| Barnes Lake Road over North Br. Flint River | 1994 | 358 | Good |
| Golf Road over I-69 EB | 1971 | 350 | Fair |
| Winslow Road over Weston Drain Extension | 1945 | 345 | Fair |
| 5 Lakes Rd over I-69 EB | 1983 | 315 | Fair |
| Bowman Road over Belle River Drain | 2024 | 310 | Good |
| Thornville Road over South Br. Flint River | 1986 | 283 | Fair |
| Thornville Road over South Br. Flint River | 1989 | 283 | Fair |
| Muir Road over Weston Drain | 1983 | 270 | Good |
| Brocker Rd over S Br of Flint River | 2015 | 250 | Good |
| Sutton Road over South Br. Flint River | 1978 | 245 | Fair |
| Castle Road over Squaw Creek Drain | 2001 | 225 | Fair |
| Merwin Road over Farmers Creek | 1960 | 225 | Fair |
| Gravel Creek Road over Bottom Creek Drain | 1984 | 220 | Fair |
| Hasler Lake Road over Hasler Creek Drain | 1960 | 216 | Fair |
| Greenwood Road over South Br. Flint River | 1981 | 215 | Good |
| Gosline Road over South Br. Cass River Dn. | 1965 | 214 | Poor |
| Castle Road over North Br. Flint River | 1940 | 210 | Poor |
| Fostoria Rd over Forest Drain | 1972 | 210 | Fair |
| Thornville Road over South Br. Flint River | 1985 | 201 | Good |
| Casey Road over Whigville Creek | 1993 | 185 | Fair |
| Castle Road over North Br Flint River | 2011 | 182 | Good |
| Summers Road over Cn North America | 2004 | 180 | Fair |
| Murphy Lake Road over Squaw Creek Drain | 1965 | 170 | Fair |
| Slattery Road over Cedar Creek | 1995 | 169 | Fair |
| Wilder Road over South Br. Flint River | 2024 | 165 | Good |
| Martus Road over Cedar Creek | 1986 | 160 | Good |
| Bohms Road over Madison Drain | 1930 | 158 | Poor |
| Cyclone Rd over Forest Drain | 1977 | 155 | Fair |
| Demille Road over Cn & Grand Trunk RR | 1998 | 150 | Good |
| Demille Road over Farmers Creek | 1998 | 150 | Good |
| Merrill Road over Indian Creek Drain | 1995 | 148 | Good |
| Thornville Road over South Br. Flint River | 1989 | 145 | Good |
| Cade Road over North Br. Mill Creek Dn. | 1984 | 127 | Good |
| Hollow Corners Rd over West Pond Creek | 1970 | 125 | Good |
| Norway Lake Road over South Br. Flint River | 1991 | 120 | Good |
| Stanley Road over South Br. Flint River | 1986 | 120 | Good |
| Cedar Creek Road over Cedar Creek | 1984 | 114 | Fair |
| Index Road over South Br. Cass River Dn. | 1965 | 110 | Poor |
| Webster Road over Weston Drain | 1980 | 105 | Poor |
| Slattery Road over Elm Creek Drain | 1979 | 101 | Fair |
| Gardner Rd over S Br Flint River | 2021 | 100 | Good |
| Mctaggart Road over North Br. Flint River | 1995 | 100 | Good |
| Blacks Corners Rd. over Weston Drain | 1972 | 95 | Fair |
| Bristol Road over I-69 | 1978 | 95 | Fair |
| Willits Road over Fostoria Drain | 1965 | 95 | Fair |
| Hunters Creek Road over South Br. Flint River | 1985 | 90 | Fair |
| Cedar Creek Road over Elm Creek Drain | 1979 | 82 | Fair |
| Hasslick Road over Cedar Creek | 1982 | 77 | Fair |
| Squaw Creek Road over Squaw Creek Drain | 1968 | 70 | Poor |
| Elm Creek Road over Elm Creek Drain | 1979 | 58 | Fair |
| Mckillop Road over Indian Creek Drain | 1976 | 55 | Poor |
| Millington Road over Indian Creek Drain | 2017 | 54 | Good |
| Graves Road over Squaw Creek Drain | 2002 | 50 | Good |
| Law Road over Indian Creek Drain | 1991 | 46 | Fair |
| Stiles Road over Weaver Drain | 1962 | 45 | Fair |
| Hathaway Road over Indian Creek Drain | 2017 | 42 | Good |
| Wheeling Road over North Br. Mill Creek Dn. | 2004 | 39 | Good |
| Armstrong Road over North Br. Mill Creek Dn. | 2003 | 30 | Good |
| Mitchell Road over Farmers Creek | 1985 | 17 | Fair |
| Cherry Street over Farnum Drain | 2011 | 8 | Good |