| FM over Br Badger Creek | Poor | 44.0 ft | 1,714 | 1970 |
| FM over Badger Creek | Poor | 127.0 ft | 1,404 | 1956 |
| FM over Over-flow-north River | Poor | 78.1 ft | 880 | 1970 |
| FM over Jones Creek | Poor | 46.9 ft | 788 | 1929 |
| FM over Jim Creek | Poor | 152.9 ft | 668 | 1948 |
| FM over Drainage | Poor | 151.9 ft | 597 | 1949 |
| FM over Howerdon Creek | Poor | 69.9 ft | 597 | 1972 |
| FM over Jim Creek | Poor | 125.0 ft | 597 | 1972 |
| FM over Tom Creek | Poor | 32.2 ft | 597 | 1962 |
| FM over Clanton Creek | Poor | 20.0 ft | 477 | 1932 |
| FM over Howerdon Creek | Poor | 122.0 ft | 477 | 1954 |
| FM over Tom Creek | Poor | 127.0 ft | 477 | 1954 |
| FM over Overflow Clanton Creek | Poor | 127.0 ft | 450 | 1932 |
| FM over Middle River | Poor | 256.9 ft | 450 | 1932 |
| FM over Field Drainage Ditch | Poor | 24.0 ft | 417 | 1951 |
| FM over Field Drainage Ditch | Poor | 24.0 ft | 417 | 1951 |
| FM over Grand River | Poor | 183.1 ft | 379 | 1940 |
| FM over South River | Poor | 152.9 ft | 349 | 1936 |
| FM over Middle River | Poor | 252.0 ft | 300 | 1958 |
| Local RD over Drainage | Poor | 20.0 ft | 219 | 1930 |
| FM over Drainage | Poor | 22.0 ft | 180 | 1975 |
| FM over Drainage | Poor | 27.9 ft | 180 | 1930 |
| FM over Waterway | Poor | 32.2 ft | 159 | 1955 |
| FM over Grand River | Poor | 151.9 ft | 131 | 1957 |
| FM over West Branch | Poor | 126.0 ft | 131 | 1957 |
| FM over Badger Creek | Poor | 29.9 ft | 131 | 1955 |
| Local over Drainage | Poor | 23.0 ft | 131 | 1955 |
| FM over Waterway | Poor | 27.9 ft | 100 | 1930 |
| FM over North River | Poor | 177.2 ft | 100 | 1960 |
| Local over Drainage | Poor | 36.1 ft | 90 | 1940 |
| FM over Drainage | Poor | 64.0 ft | 89 | 1940 |
| FM over Branch To Clanton Creek | Poor | 53.1 ft | 71 | 1940 |
| Local over Small Stream | Poor | 42.0 ft | 71 | 1982 |
| FM over Jim Creek | Poor | 42.0 ft | 71 | 1931 |
| Local RD over Drainage | Poor | 20.0 ft | 61 | 1956 |
| Local RD over North Clanton Creek | Poor | 95.1 ft | 60 | 1937 |
| FM over Jones Creek | Poor | 100.1 ft | 60 | 1953 |
| Local RD over Small | Poor | 43.0 ft | 60 | 1976 |
| Local RD over Drainage | Poor | 24.0 ft | 60 | 1940 |
| Local RD over Br To Middle | Poor | 105.0 ft | 50 | 1942 |
| Local over Drainage | Poor | 41.0 ft | 50 | 1972 |
| Local RD over N Br North River | Poor | 125.0 ft | 50 | 1915 |
| Local over Drainage | Poor | 43.0 ft | 45 | 1981 |
| Local RD over Jones Creek | Poor | 49.9 ft | 45 | 1979 |
| Local RD over Middle River | Poor | 208.0 ft | 45 | 1948 |
| Local over Jones Creek | Poor | 36.1 ft | 45 | 1938 |
| Local over Waterway | Poor | 21.0 ft | 41 | 1950 |
| FM over Drainage | Poor | 23.0 ft | 40 | 1930 |
| FM over Drainage | Poor | 54.1 ft | 40 | 1951 |
| Local RD over Drainage | Poor | 43.0 ft | 40 | 1978 |
| Local over Badger Creek | Poor | 92.8 ft | 40 | 1890 |
| FM over Drainage | Poor | 52.2 ft | 40 | 1960 |
| Local RD over S Fork Clanton Creek | Poor | 110.9 ft | 34 | 1978 |
| Local over Drainage | Poor | 32.2 ft | 34 | 1939 |
| Local RD over Jim Creek | Poor | 30.8 ft | 34 | 1961 |
| Local over Drainage | Poor | 29.9 ft | 29 | 1945 |
| Local over Jones Creek | Poor | 68.9 ft | 29 | 1974 |
| Local RD over Cedar Creek | Poor | 23.0 ft | 29 | 1952 |
| Local RD over Tom Creek | Poor | 80.1 ft | 29 | 1910 |
| Local over Drainage | Poor | 40.0 ft | 26 | 1948 |
| Local RD over Cedar Creek | Poor | 36.1 ft | 26 | 1966 |
| Local RD over North River | Poor | 100.1 ft | 26 | 1909 |
| Local over Drainage | Poor | 23.0 ft | 26 | 1960 |
| Local RD over Tom Creek | Poor | 89.9 ft | 26 | 1930 |
| Local RD over W Br Grand River | Poor | 123.0 ft | 20 | 1951 |
| FM over Drainage | Poor | 75.1 ft | 20 | 1941 |
| Local over Drainage | Poor | 34.1 ft | 20 | 1952 |
| Local over Drainage | Poor | 69.9 ft | 20 | 1938 |
| Local RD over Jim Creek | Poor | 71.9 ft | 20 | 1895 |
| Local over Jim Creek | Poor | 58.1 ft | 20 | 1981 |
| Local RD over N Fork Clanton Creek | Poor | 83.0 ft | 15 | 1900 |
| Local over Drainage | Poor | 30.8 ft | 15 | 1952 |
| Local RD over Drainage | Poor | 62.0 ft | 15 | 1900 |
| Local over Drainage | Poor | 28.9 ft | 15 | 1952 |
| Local over Drainage | Poor | 35.1 ft | 11 | 1958 |
| FM over Middle River | Poor | 262.1 ft | 11 | 1935 |
| Local over Drainage | Poor | 24.9 ft | 11 | 1965 |
| Local over Drainage | Poor | 23.0 ft | 11 | 1967 |
| Local RD over Drainage | Poor | 30.8 ft | 11 | 1956 |
| Local over Jim Creek | Poor | 77.1 ft | 11 | 1939 |
| Co Entrance over Drainage | Poor | 29.9 ft | 11 | 1972 |
| Grandview Trl over N Clanton Creek | Poor | 63.0 ft | 5 | 1895 |
| I-80 over Drainage Ditch | Fair | 49.9 ft | 27,600 | 1959 |
| US 169 over North River | Fair | 204.1 ft | 4,280 | 1969 |
| US 169 over N Branch North River | Fair | 200.1 ft | 4,280 | 1983 |
| US 169 over Stream | Fair | 23.0 ft | 4,280 | 1944 |
| FM over Middle River | Fair | 184.1 ft | 2,091 | 1996 |
| US 169 over Drainage Ditch | Fair | 22.0 ft | 1,890 | 1976 |
| US 169 over Middle River | Fair | 293.0 ft | 1,890 | 1976 |
| FM over Stream | Fair | 20.0 ft | 1,714 | 1936 |
| US 169 over Carrs Creek | Fair | 26.9 ft | 1,230 | 1974 |
| FM over Branch Middle River | Fair | 24.9 ft | 1,186 | 1926 |
| Ia 92 over Middle River | Fair | 213.9 ft | 1,130 | 1967 |
| FM over Clanton Creek | Fair | 216.9 ft | 1,055 | 1995 |
| FM over Jones Creek | Fair | 128.0 ft | 826 | 1990 |
| FM over Jim Creek | Fair | 44.0 ft | 597 | 1962 |
| FM over North River | Fair | 216.9 ft | 477 | 1949 |
| FM over Middle River | Fair | 220.1 ft | 329 | 1983 |
| FM over Waterway | Fair | 35.1 ft | 259 | 1949 |
| FM over Field Drainage Ditch | Fair | 32.2 ft | 259 | 1949 |
| FM over Cedar Creek | Fair | 78.1 ft | 259 | 1964 |
| S Odell AVE over Stream | Fair | 30.8 ft | 235 | 1962 |
| SR P-48 over I-80 | Fair | 219.2 ft | 229 | 1959 |
| FM over Middle River | Fair | 179.1 ft | 180 | 1981 |
| FM over Jones Creek | Fair | 103.0 ft | 170 | 1990 |
| FM over Middle River | Fair | 250.0 ft | 139 | 1987 |
| FM over Badger Creek | Fair | 126.0 ft | 131 | 1960 |
| Local RD over North River | Fair | 127.0 ft | 131 | 1975 |
| Local RD over North River | Fair | 127.0 ft | 110 | 1981 |
| Local over N Fork Clanton Creek | Fair | 128.0 ft | 100 | 1985 |
| FM over Drainage | Fair | 24.9 ft | 100 | 1980 |
| FM over Cedar Creek | Fair | 90.9 ft | 100 | 1989 |
| FM over S Fork Clanton Creek | Fair | 139.1 ft | 89 | 1977 |
| FM over Drainage | Fair | 23.0 ft | 89 | 1990 |
| FM over North River | Fair | 175.9 ft | 89 | 1990 |
| FM over Cedar Creek | Fair | 127.0 ft | 89 | 1962 |
| Local RD over South River | Fair | 128.0 ft | 79 | 1991 |
| Local over Badger Creek | Fair | 42.0 ft | 79 | 1994 |
| FM over Drainage Ditch | Fair | 24.9 ft | 71 | 1984 |
| FM over Clanton Creek | Fair | 152.9 ft | 71 | 1956 |
| Local over Jones Creek | Fair | 103.0 ft | 71 | 1985 |
| FM over Small Stream | Fair | 28.9 ft | 71 | 1986 |
| Local over Drainage | Fair | 36.1 ft | 71 | 1988 |
| Local RD over Middle River | Fair | 182.1 ft | 71 | 1960 |
| FM over Stream | Fair | 24.0 ft | 71 | 1960 |
| Creamery RD over I-80 | Fair | 213.9 ft | 60 | 1959 |
| FM over Drainage | Fair | 43.0 ft | 60 | 1978 |
| FM over S Fork Clanton Creek | Fair | 153.9 ft | 60 | 1979 |
| Local over Drainage | Fair | 67.9 ft | 60 | 1953 |
| FM over Cedar Creek | Fair | 103.0 ft | 60 | 1984 |
| Local RD over North River | Fair | 145.0 ft | 60 | 1920 |
| Local over Stream | Fair | 42.0 ft | 60 | 1981 |
| FM over North Branch North River | Fair | 128.0 ft | 60 | 1984 |
| FM over Deer Creek | Fair | 54.1 ft | 50 | 1951 |
| Local RD over Jones Creek | Fair | 116.1 ft | 50 | 1989 |
| Local RD over Drainage | Fair | 29.9 ft | 50 | 1994 |
| FM over N. Branch North River | Fair | 134.8 ft | 50 | 1985 |
| FM over Overflow N.river | Fair | 44.0 ft | 50 | 1961 |
| FM over North River | Fair | 182.1 ft | 50 | 1961 |
| Local over Small | Fair | 63.0 ft | 50 | 1942 |
| Local over Drainage | Fair | 23.0 ft | 50 | 1949 |
| FM over North River | Fair | 125.0 ft | 50 | 1930 |
| FM over Middle River | Fair | 204.1 ft | 50 | 1981 |
| Local over Small Stream | Fair | 42.0 ft | 45 | 1986 |
| Local over Drainage Ditch | Fair | 20.0 ft | 45 | 1977 |
| Local RD over Drainage | Fair | 28.9 ft | 45 | 1999 |
| Local RD over Clanton Creek | Fair | 153.9 ft | 40 | 1978 |
| Local RD over Middle River | Fair | 131.9 ft | 40 | 1959 |
| Local RD over North River | Fair | 125.0 ft | 40 | 1920 |
| FM over N. Fork Clanton Creek | Fair | 128.0 ft | 40 | 1986 |
| Local RD over S Fork Clanton Creek | Fair | 142.1 ft | 34 | 1989 |
| FM over Stream | Fair | 24.0 ft | 34 | 1974 |
| Local over Small Stream | Fair | 42.0 ft | 34 | 1986 |
| Local over Drainage | Fair | 42.0 ft | 34 | 1997 |
| Local over Cedar Creek | Fair | 52.2 ft | 34 | 1958 |
| Local over Drainage | Fair | 24.9 ft | 34 | 1959 |
| Local RD over Jim Creek | Fair | 25.9 ft | 34 | 1991 |
| Local over Drainage | Fair | 23.0 ft | 29 | 1949 |
| Local over Drainage | Fair | 23.0 ft | 29 | 1959 |
| Local RD over Middle River | Fair | 142.1 ft | 29 | 1930 |
| Local over Drainage | Fair | 36.1 ft | 29 | 1996 |
| Local over Howerdon Creek | Fair | 102.0 ft | 29 | 1978 |
| Local over Drainage | Fair | 24.9 ft | 29 | 1938 |
| Local RD over North River | Fair | 151.9 ft | 29 | 1966 |
| Local over Broadhorn Creek | Fair | 46.9 ft | 26 | 1985 |
| Local RD over Middle River | Fair | 229.0 ft | 26 | 1976 |
| Local over Drainage | Fair | 23.0 ft | 26 | 1960 |
| Local RD over Clanton Creek | Fair | 177.2 ft | 20 | 1974 |
| Local over North Clanton Creek | Fair | 43.0 ft | 20 | 1988 |
| Local RD over Drainage | Fair | 43.0 ft | 20 | 1977 |
| Local RD over Drainage | Fair | 22.0 ft | 20 | 1946 |
| Local RD over Drainage | Fair | 43.0 ft | 20 | 1978 |
| Local RD over North River | Fair | 154.9 ft | 20 | 1962 |
| Local over Howerdon Creek | Fair | 24.9 ft | 20 | 1987 |
| Local over Howerdon Creek | Fair | 37.1 ft | 20 | 1992 |
| Local over Drainage | Fair | 25.9 ft | 15 | 1991 |
| Local RD over Drainage | Fair | 24.9 ft | 15 | 1962 |
| Local over Howerdon Creek | Fair | 41.0 ft | 15 | 1984 |
| Local over North Fork Clanton Creek | Fair | 49.9 ft | 11 | 1983 |
| Local RD over Drainage | Fair | 23.0 ft | 11 | 1959 |
| Local over Howerdon Creek | Fair | 40.0 ft | 11 | 1992 |
| Local over Tom Creek | Fair | 37.1 ft | 11 | 1987 |
| Local over Small | Fair | 24.9 ft | 11 | 1989 |
| Field Entrance over Side Ditch | Fair | 27.9 ft | 10 | 1940 |
| Local over Stream | Fair | 24.0 ft | 5 | 1974 |
| Local over Grand River | Fair | 151.9 ft | 5 | 1979 |
| Local RD over Jones Creek | Fair | 102.0 ft | 5 | 1975 |
| US 169 over Cedar Creek | Good | 159.1 ft | 5,900 | 1990 |
| US 169 over Clanton Creek | Good | 188.0 ft | 1,890 | 1976 |
| US 169 over South Clanton Creek | Good | 38.1 ft | 1,230 | 1974 |
| FM over North River | Good | 204.1 ft | 880 | 1993 |
| G61 Macksburg RD over Waterway | Good | 167.0 ft | 477 | 2019 |
| FM over Drainage Ditch | Good | 26.9 ft | 477 | 1992 |
| R35 Bev Park RD over Clanton Creek | Good | 229.0 ft | 450 | 2022 |
| R21 E Emerson ST over Clanton Creek | Good | 191.9 ft | 397 | 2023 |
| Ivy AVE over Drainage | Good | 20.0 ft | 360 | 2020 |
| P71 Clark Tower RD over N Fork Clanton Creek | Good | 191.9 ft | 278 | 2022 |
| Local RD over Middle River | Good | 175.9 ft | 180 | 1999 |
| Hogback Bridge RD over Cedar Creek | Good | 101.0 ft | 150 | 2023 |
| Local over Cedar Creek | Good | 90.9 ft | 150 | 1992 |
| Hogback Bridge RD over North River | Good | 230.0 ft | 131 | 1992 |
| Local RD over Cedar Creek | Good | 142.1 ft | 71 | 2002 |
| Nature Trail over Cedar Creek | Good | 142.1 ft | 60 | 2006 |
| Settlers AVE over Stream | Good | 50.9 ft | 60 | 2022 |
| Local RD over N Fork Clanton Creek | Good | 116.1 ft | 50 | 1993 |
| Larkspur AVE over S Fork Clanton Creek | Good | 123.0 ft | 50 | 2016 |
| Local RD over Grand River | Good | 167.0 ft | 50 | 1992 |
| Local RD over North River | Good | 179.1 ft | 50 | 2007 |
| Adair Madison AVE over Stream | Good | 57.1 ft | 50 | 2015 |
| Timber Ridge AVE over Badger Creek | Good | 132.9 ft | 50 | 2015 |
| Local RD over Tom Creek | Good | 128.0 ft | 50 | 1994 |
| Local RD over Overflow N River | Good | 57.1 ft | 50 | 2007 |
| Valleyview AVE over Drainage | Good | 132.9 ft | 45 | 2021 |
| G46 Walnut Trail over Drainage | Good | 53.1 ft | 45 | 2019 |
| Upland Trail over Drainage | Good | 22.0 ft | 45 | 2015 |
| Local RD over North River | Good | 123.0 ft | 45 | 2008 |
| Local RD over Middle River | Good | 167.0 ft | 40 | 1998 |
| Local over South River | Good | 128.0 ft | 34 | 1999 |
| Cottonwood AVE over N Br North River | Good | 123.0 ft | 34 | 2019 |
| Heritage AVE over N Branch North River | Good | 150.9 ft | 29 | 2018 |
| 270th ST over Drainage | Good | 83.0 ft | 26 | 2012 |
| Local over Drainage | Good | 49.9 ft | 11 | 2007 |
| Cedar Bridge RD over Cedar Creek | Good | 129.9 ft | 11 | 2004 |
| Veterans Parkway over Trib To Cherry Creek | Good | 24.0 ft | 11 | 2018 |
| Pammel ST Park over Middle River | Good | 175.9 ft | 0 | 2003 |