| FM over Ss #98 | Poor | 26.9 ft | 120 | 1973 |
| Local over Stream | Poor | 59.1 ft | 90 | 1927 |
| FM over Dd | Poor | 52.2 ft | 72 | 1946 |
| FM over Stream | Poor | 78.1 ft | 60 | 1972 |
| Local over Dd 175 | Poor | 82.0 ft | 51 | 1960 |
| FM over Old Channel Des Moines R | Poor | 59.1 ft | 46 | 1956 |
| Local over Dd 41 | Poor | 28.9 ft | 46 | 1948 |
| Local over Dd | Poor | 24.0 ft | 41 | 1915 |
| Local over Stream | Poor | 33.1 ft | 41 | 1962 |
| FM over Stream | Poor | 59.1 ft | 31 | 1977 |
| FM over Stream | Poor | 25.9 ft | 30 | 1931 |
| Local over Drainage Ditch | Poor | 33.1 ft | 26 | 1975 |
| Local over Stream | Poor | 32.2 ft | 26 | 1965 |
| Local over Dd 98 | Poor | 33.1 ft | 21 | 1972 |
| Local over Lizard Creek | Poor | 64.0 ft | 21 | 1921 |
| Local over Dd 21 | Poor | 32.2 ft | 21 | 1960 |
| Local over Dd 175 | Poor | 54.1 ft | 21 | 1926 |
| FM over Dd #123 | Poor | 44.9 ft | 20 | 1966 |
| Local over Dd 63 | Poor | 33.1 ft | 15 | 1958 |
| Local over Dd6 | Poor | 35.1 ft | 11 | 1917 |
| Local over Stream | Poor | 35.1 ft | 5 | 1915 |
| US 18 over Drainage Ditch | Fair | 25.9 ft | 3,500 | 1958 |
| US 18 over Prairie Creek | Fair | 63.0 ft | 2,510 | 1923 |
| Ia 4 over W. Fork Des Moines River | Fair | 325.1 ft | 2,460 | 1958 |
| Ia 4 over Drainage Ditch | Fair | 24.0 ft | 2,040 | 1918 |
| Ia 4 over Drainage Ditch #41 | Fair | 24.9 ft | 2,040 | 2000 |
| FM over West Fork Des Moines R | Fair | 247.0 ft | 995 | 1989 |
| 530th AVE over Cylinder Creek | Fair | 55.1 ft | 539 | 1925 |
| FM over Br Silver Creek | Fair | 58.1 ft | 538 | 1963 |
| FM over Dd #41 | Fair | 28.9 ft | 518 | 1991 |
| 300th ST over Cylinder Creek | Fair | 22.0 ft | 450 | 2006 |
| FM over Dd Jt 22 | Fair | 24.0 ft | 350 | 1975 |
| FM over Dd Jt 22 | Fair | 80.1 ft | 350 | 1975 |
| FM over Dd | Fair | 78.1 ft | 300 | 1965 |
| FM over Dd #114 | Fair | 286.1 ft | 275 | 1973 |
| FM over Dd #81 | Fair | 247.0 ft | 244 | 1991 |
| FM over Cylinder Creek | Fair | 78.1 ft | 193 | 1966 |
| FM over Creek | Fair | 26.9 ft | 193 | 1965 |
| FM over Dd 80 | Fair | 78.1 ft | 133 | 1975 |
| FM over Cylinder Creek | Fair | 78.1 ft | 131 | 1975 |
| Local over Dd #80 | Fair | 33.1 ft | 100 | 1984 |
| Local RD over Dd Jt 60 | Fair | 78.1 ft | 100 | 1989 |
| Local over Dd 61 | Fair | 78.1 ft | 82 | 1978 |
| Local over Stream | Fair | 32.2 ft | 82 | 1973 |
| 440th AVE over Stream | Fair | 33.1 ft | 82 | 1972 |
| FM over Dd175 | Fair | 90.9 ft | 81 | 1977 |
| Local over Cylinder Creek | Fair | 80.1 ft | 81 | 1991 |
| FM over Dd #114 | Fair | 128.9 ft | 81 | 1982 |
| Local over Jack Creek | Fair | 91.9 ft | 73 | 1986 |
| Local over Jack Creek | Fair | 103.0 ft | 73 | 1973 |
| Local over Old Channel Des Moines R | Fair | 84.0 ft | 72 | 1931 |
| Local over Cylinder Creek | Fair | 57.1 ft | 72 | 1962 |
| FM over West Fork Des Moines R | Fair | 268.0 ft | 71 | 1983 |
| Local over Dd #98 | Fair | 35.1 ft | 62 | 1987 |
| Local over Dd#jt.63 | Fair | 78.1 ft | 62 | 1985 |
| FM over Dd 63 | Fair | 35.1 ft | 60 | 1972 |
| FM over Prairie Creek | Fair | 58.1 ft | 60 | 1965 |
| FM over Creek | Fair | 33.1 ft | 60 | 1965 |
| Local over Silver Creek | Fair | 35.1 ft | 50 | 1978 |
| Local-closed! over Dd 81 | Fair | 162.1 ft | 46 | 1882 |
| FM over Cylinder Creek | Fair | 128.0 ft | 45 | 1987 |
| FM over Dd | Fair | 35.1 ft | 45 | 1977 |
| Local over Dd #61 | Fair | 78.1 ft | 41 | 1980 |
| FM over Dd | Fair | 33.1 ft | 41 | 1976 |
| FM over Dd #81 | Fair | 369.1 ft | 41 | 1982 |
| FM over Dd 48 | Fair | 33.1 ft | 40 | 1965 |
| FM over Dd | Fair | 80.1 ft | 40 | 1973 |
| FM over Dd | Fair | 49.9 ft | 40 | 1978 |
| Local over Stream | Fair | 35.1 ft | 36 | 1928 |
| Co Park RD over Stream | Fair | 32.2 ft | 35 | 1916 |
| Local over Cylinder Creek | Fair | 25.9 ft | 35 | 1974 |
| Local over Stream | Fair | 26.9 ft | 35 | 1928 |
| FM over Cylinder Creek | Fair | 92.8 ft | 31 | 1979 |
| Local over Cylinder Creek | Fair | 80.1 ft | 31 | 1987 |
| Local over Drainage Ddjt22 | Fair | 44.9 ft | 30 | 1975 |
| FM over Dd #175 | Fair | 92.8 ft | 30 | 1984 |
| Local over Silver Creek | Fair | 92.8 ft | 30 | 1981 |
| Local over Stream | Fair | 20.0 ft | 30 | 2004 |
| Local over Stream | Fair | 39.0 ft | 30 | 1914 |
| Local over Outlet Of Rush Lake | Fair | 68.9 ft | 30 | 1998 |
| Local over Dd No 98 | Fair | 33.1 ft | 26 | 1974 |
| Local over Beaver Creek Dd #98 | Fair | 92.8 ft | 26 | 1984 |
| Local over Dd#63 | Fair | 28.9 ft | 26 | 1984 |
| Local over Stream | Fair | 43.0 ft | 21 | 1932 |
| Local RD over Small | Fair | 33.1 ft | 21 | 1979 |
| Local over Dd 80 | Fair | 59.1 ft | 21 | 1992 |
| Local over Stream | Fair | 33.1 ft | 21 | 1972 |
| Local over Cylinder Creek | Fair | 29.9 ft | 21 | 1999 |
| Local over Jack Creek-dd Jt.#17 | Fair | 91.9 ft | 21 | 1985 |
| Local over Small | Fair | 24.0 ft | 20 | 1979 |
| Local over Dd 176 | Fair | 29.9 ft | 15 | 2005 |
| Local over Cylinder Creek | Fair | 36.1 ft | 15 | 1972 |
| Local over Dd 63 | Fair | 33.1 ft | 11 | 1977 |
| Local over Dd #22 | Fair | 80.1 ft | 11 | 1982 |
| Local over Dd 175 | Fair | 59.1 ft | 11 | 1956 |
| Local over Cylinder Creek | Fair | 26.9 ft | 11 | 1931 |
| Loc over Stream | Fair | 25.9 ft | 11 | 1998 |
| 440th AVE over Side Ditch Bridge | Fair | 32.2 ft | 10 | 1965 |
| Local over Dd 98 | Fair | 32.2 ft | 5 | 1977 |
| Local over Dd 175 | Fair | 54.1 ft | 5 | 1921 |
| US 18 & Ia 4 over W Fork Des Moines River | Good | 244.1 ft | 4,890 | 1965 |
| US 18 over Cylinder Creek | Good | 101.0 ft | 3,390 | 2023 |
| Ia 4 over Drainage Ditch | Good | 26.9 ft | 2,010 | 1976 |
| Ia 4 over Ditch #49 | Good | 24.9 ft | 2,010 | 2018 |
| FM over Dd 84 | Good | 94.2 ft | 1,008 | 2002 |
| FM over Jack Creek | Good | 92.8 ft | 888 | 2007 |
| FM over Silver Creek | Good | 25.9 ft | 769 | 2002 |
| FM over Dd 98 | Good | 78.1 ft | 709 | 2005 |
| FM over Prairie Creek | Good | 80.1 ft | 681 | 2005 |
| FM over Old Channel Des Moines R | Good | 179.1 ft | 669 | 1994 |
| FM over Dd 81 | Good | 246.1 ft | 669 | 1994 |
| FM over Dd #48 | Good | 80.1 ft | 669 | 2005 |
| FM over Silver Creek | Good | 80.1 ft | 538 | 2006 |
| B55 430th ST over Dd #61 | Good | 83.0 ft | 478 | 2016 |
| B63 (490th St) over Dd 63 | Good | 83.7 ft | 309 | 2014 |
| FM over Dd 84 | Good | 80.1 ft | 309 | 2006 |
| B63 490th ST over Dd84 | Good | 103.0 ft | 309 | 2021 |
| FM over Dd 84 | Good | 78.1 ft | 309 | 2006 |
| FM over Des Moines River | Good | 248.0 ft | 290 | 1996 |
| FM over Des Moines River | Good | 169.0 ft | 290 | 1996 |
| Local over Prairie Creek | Good | 92.8 ft | 73 | 1990 |
| Local over Dd 81 | Good | 248.0 ft | 72 | 1996 |
| 400th ST over Cylinder Creek (dd 80) | Good | 92.8 ft | 52 | 2024 |
| FM over Des Moines River | Good | 253.0 ft | 46 | 1988 |
| 570th AVE over Stream | Good | 39.0 ft | 46 | 2023 |
| 350th AVE over Pickerel Run | Good | 25.6 ft | 36 | 2024 |
| FM over Dd 63 | Good | 80.1 ft | 34 | 1995 |
| Local over Cylinder Creek | Good | 78.1 ft | 31 | 1992 |
| 350th ST over Stream | Good | 35.1 ft | 26 | 2016 |
| Local over Jack Creek | Good | 78.1 ft | 26 | 1990 |
| 270 ST over Dd 63 | Good | 78.1 ft | 21 | 2000 |
| Local over Dd 61 | Good | 78.1 ft | 15 | 1997 |
| Local over Stream | Good | 79.1 ft | 11 | 1989 |
| Local over Stream | Good | 80.1 ft | 11 | 1998 |
| 500th ST over Stream | Good | 35.1 ft | 5 | 2016 |