| S 40 over Drainage | Poor | 128.0 ft | 680 | 1972 |
| FM over Shancton Creek | Poor | 21.0 ft | 310 | 1970 |
| FM over Chariton River | Poor | 178.1 ft | 90 | 1958 |
| FM over West Fork Locust | Poor | 70.9 ft | 80 | 1951 |
| Local over Stream | Poor | 30.8 ft | 60 | 1967 |
| Local over Walnut CR | Poor | 60.0 ft | 50 | 1973 |
| FM over Brush Creek | Poor | 69.9 ft | 50 | 1959 |
| Local over Walnut CR | Poor | 69.9 ft | 40 | 1977 |
| FM over South Chariton River | Poor | 24.9 ft | 40 | 1918 |
| Local over Brush Creek | Poor | 69.9 ft | 40 | 1993 |
| Local over Jackson Creek | Poor | 101.0 ft | 34 | 1967 |
| Local over Walker Creek | Poor | 36.1 ft | 30 | 1983 |
| Local over Jackson Creek | Poor | 79.1 ft | 26 | 1987 |
| FM over Jackson Creek | Poor | 69.9 ft | 25 | 1953 |
| Local over Stream | Poor | 60.0 ft | 20 | 1968 |
| Local over Chariton River | Poor | 88.9 ft | 20 | 1983 |
| Local over Hunter Creek | Poor | 59.1 ft | 20 | 1979 |
| Local over Jordan Creek | Poor | 74.1 ft | 20 | 1979 |
| Local over Fork North Chariton | Poor | 41.0 ft | 20 | 1988 |
| FM over Mid Fk Medicine River | Poor | 70.9 ft | 15 | 1980 |
| Local over East Fork Medicine | Poor | 79.1 ft | 15 | 1981 |
| Local over Turkey CR | Poor | 59.1 ft | 15 | 1967 |
| 170th ST over Stream | Poor | 25.9 ft | 15 | 2008 |
| Local over Stream | Poor | 75.1 ft | 11 | 1980 |
| Local over Stream | Poor | 34.1 ft | 11 | 1975 |
| Field Entrance over Stream (sdb) | Poor | 45.9 ft | 10 | 1900 |
| Local over Stream | Poor | 26.9 ft | 5 | 1980 |
| Local over Stream | Poor | 22.0 ft | 5 | 1900 |
| Local over Stream | Poor | 23.0 ft | 5 | 1975 |
| Local over Duck Valley | Poor | 23.0 ft | 5 | 1968 |
| Local over Duck Valley | Poor | 66.9 ft | 5 | 1978 |
| Ia 2 over Stream | Fair | 21.0 ft | 2,920 | 1962 |
| Ia 2 over Jackson Creek | Fair | 180.1 ft | 2,160 | 1962 |
| Ia 14 over Elk Run Creek | Fair | 28.9 ft | 2,150 | 1925 |
| Ia 14 over So Fk Chariton River | Fair | 180.1 ft | 2,110 | 1998 |
| US 65 over Stream | Fair | 23.0 ft | 1,240 | 1941 |
| US 65 over Turkey Creek | Fair | 112.9 ft | 1,240 | 1987 |
| US 65 over Drainage Ditch | Fair | 26.9 ft | 1,050 | 1976 |
| S60 235th ST over Small Natural Stream | Fair | 22.0 ft | 980 | 1957 |
| S60 235th ST over Walnut Creek | Fair | 120.1 ft | 980 | 1958 |
| Ia 2 over Steele Creek | Fair | 164.0 ft | 930 | 1963 |
| FM over Jackson Creek | Fair | 116.1 ft | 680 | 2001 |
| FM over Good Water Creek | Fair | 33.1 ft | 310 | 1984 |
| FM over Small | Fair | 21.0 ft | 310 | 1983 |
| FM over Walker Creek | Fair | 24.9 ft | 300 | 1976 |
| FM over Small Stream | Fair | 21.0 ft | 280 | 1965 |
| FM over Jordan Creek | Fair | 28.9 ft | 280 | 1965 |
| FM over Duck Valley Creek | Fair | 102.0 ft | 280 | 1965 |
| FM over Small Stream | Fair | 32.2 ft | 230 | 1972 |
| 140th ST over Jackson Creek | Fair | 38.1 ft | 130 | 1988 |
| FM over Medicine Creek | Fair | 21.0 ft | 110 | 1996 |
| FM over North Chariton | Fair | 127.0 ft | 110 | 1957 |
| Local over Stream | Fair | 32.2 ft | 90 | 1987 |
| Local (old Ia 2 over S Chariton River | Fair | 38.1 ft | 90 | 1999 |
| FM over Grand River | Fair | 24.9 ft | 80 | 1998 |
| FM over Stream | Fair | 21.0 ft | 70 | 1951 |
| FM over Chariton River | Fair | 178.1 ft | 70 | 1959 |
| FM over Medicine Creek | Fair | 24.9 ft | 60 | 1996 |
| J 46 over Stream | Fair | 21.0 ft | 50 | 1962 |
| Raccoon over Elm Run CR | Fair | 23.0 ft | 50 | 1951 |
| FM over Jordan Creek | Fair | 128.0 ft | 40 | 1984 |
| FM over Wolf Creek | Fair | 103.0 ft | 40 | 1957 |
| FM over Big East Fork Medicine R | Fair | 128.9 ft | 35 | 1984 |
| FM over Stream | Fair | 24.9 ft | 35 | 1965 |
| Local over Goodwater | Fair | 102.0 ft | 34 | 1997 |
| Local over Fork Dick Creek | Fair | 28.9 ft | 30 | 1987 |
| FM over South Chariton | Fair | 112.9 ft | 30 | 1984 |
| Local over Branch Of Locust Creek | Fair | 24.9 ft | 26 | 1978 |
| FM over South Chariton River | Fair | 202.1 ft | 26 | 1955 |
| Local over Jackson Creek | Fair | 102.0 ft | 26 | 1984 |
| FM over Caleb Creek | Fair | 128.0 ft | 25 | 1952 |
| FM over Small | Fair | 32.2 ft | 25 | 1976 |
| Local over Stream | Fair | 33.1 ft | 20 | 1988 |
| Local over Little Muddy Creek | Fair | 102.0 ft | 20 | 1984 |
| Local over Little Muddy | Fair | 24.9 ft | 20 | 1990 |
| FM over Fork Walnut Creek | Fair | 21.0 ft | 20 | 1987 |
| Local over Nine Mile CR | Fair | 60.0 ft | 20 | 1977 |
| Local over East Medicine Creek | Fair | 89.9 ft | 15 | 1982 |
| Local over Caleb Creek | Fair | 134.8 ft | 15 | 1993 |
| FM over Steele Stream | Fair | 24.9 ft | 15 | 1977 |
| Local over Goodwater Creek | Fair | 22.0 ft | 15 | 1988 |
| Howe over Stream | Fair | 29.9 ft | 15 | 2017 |
| Local over Caleb Creek | Fair | 69.9 ft | 15 | 1993 |
| Local over Stream | Fair | 100.1 ft | 11 | 1991 |
| Local over Stream | Fair | 64.0 ft | 11 | 1990 |
| Local over Medicine CR | Fair | 65.9 ft | 11 | 1997 |
| Local over Jackson CR | Fair | 128.0 ft | 11 | 1988 |
| Local over Jackson Creek | Fair | 102.0 ft | 11 | 1985 |
| Local over Jackson Creek | Fair | 60.0 ft | 11 | 1993 |
| FM over Big Fork Medicine | Fair | 128.0 ft | 10 | 1987 |
| 25th ST over Caleb Creek | Fair | 127.0 ft | 10 | 1984 |
| Ia 14 over Wildcat Creek | Good | 38.1 ft | 2,110 | 1989 |
| Ia 2 over South Chariton River | Good | 146.0 ft | 1,260 | 1971 |
| US 65 over Caleb Creek | Good | 196.9 ft | 1,240 | 2023 |
| US 65 over Stream | Good | 25.9 ft | 1,240 | 2016 |
| FM over North Chariton | Good | 73.2 ft | 520 | 2008 |
| FM over Stream | Good | 23.0 ft | 480 | 2002 |
| FM over South Chariton River | Good | 282.2 ft | 310 | 1969 |
| FM over South Walker Creek | Good | 128.0 ft | 310 | 2001 |
| FM over Bob White St. Park | Good | 92.8 ft | 230 | 2010 |
| S34 140th ST over Stream | Good | 28.9 ft | 130 | 2017 |
| S43 180th ST over Jackson Creek | Good | 38.1 ft | 90 | 2020 |
| J54 over Stream | Good | 25.9 ft | 80 | 2015 |
| J54 Edison RD over Stream | Good | 26.9 ft | 80 | 2020 |
| FM over Grand River | Good | 21.0 ft | 80 | 1998 |
| 135th ST over Jackson Creek | Good | 37.1 ft | 80 | 2017 |
| Birch RD over Locust Creek | Good | 141.1 ft | 70 | 2023 |
| FM over Locust Creek | Good | 21.0 ft | 70 | 2000 |
| S34 140th ST over Stream | Good | 21.0 ft | 60 | 2016 |
| S 34 (140th) over Stream | Good | 26.9 ft | 60 | 2011 |
| S16 (80th St) over Dick Creek | Good | 112.9 ft | 60 | 2014 |
| Local over Stream | Good | 24.9 ft | 60 | 2000 |
| FM over Stream | Good | 60.0 ft | 50 | 2000 |
| FM over South Chariton River | Good | 216.9 ft | 50 | 2006 |
| Local over Stream | Good | 26.9 ft | 50 | 2002 |
| Watrous ST over Sugar Creek | Good | 55.1 ft | 50 | 2018 |
| 245th ST over Cooper Creek | Good | 29.9 ft | 50 | 2020 |
| Local over Caleb River | Good | 120.1 ft | 45 | 1998 |
| Local over Medicine Creek | Good | 60.0 ft | 40 | 2001 |
| FM over Fork Caleb Creek | Good | 21.0 ft | 40 | 2004 |
| FM over Stream | Good | 23.0 ft | 40 | 2007 |
| Watrous over Up Rr | Good | 167.0 ft | 40 | 2014 |
| Farm over Small Stream | Good | 22.0 ft | 40 | 2002 |
| FM over Nine Mile Creek | Good | 103.0 ft | 35 | 2003 |
| Local over Dick CR | Good | 34.1 ft | 34 | 2006 |
| 110th ST over South Chariton | Good | 152.9 ft | 34 | 2018 |
| 150th ST over Trib To W Jackson Creek | Good | 21.0 ft | 34 | 2019 |
| Local over Stream | Good | 22.0 ft | 30 | 1991 |
| Fillmore Road over Locust Creek | Good | 29.9 ft | 30 | 2022 |
| Local over Chariton River | Good | 128.0 ft | 30 | 1992 |
| Summit Road over Walker Creek | Good | 65.0 ft | 30 | 2023 |
| Watrous over Lost Branch | Good | 38.1 ft | 30 | 2017 |
| Vale RD over Stream | Good | 22.0 ft | 30 | 2018 |
| S43 170th ST over Jordan Creek | Good | 24.9 ft | 30 | 2018 |
| Vale RD over Wolf Creek | Good | 21.0 ft | 30 | 2017 |
| Local over Wolf Creek | Good | 103.0 ft | 30 | 1987 |
| 45th ST over Trib To Turkey Creek | Good | 21.0 ft | 30 | 2019 |
| Cedar over Shancton Creek | Good | 123.0 ft | 26 | 2016 |
| Local over Stream | Good | 30.8 ft | 26 | 2000 |
| Quail Run over Stream | Good | 27.9 ft | 26 | 2016 |
| Local over South Chariton River | Good | 24.9 ft | 26 | 1989 |
| Linden AVE over South Chariton | Good | 25.9 ft | 26 | 2017 |
| Raccoon over Walker Creek | Good | 54.1 ft | 26 | 2015 |
| Local over Stream | Good | 63.0 ft | 26 | 1994 |
| 80th over Small Stream | Good | 35.1 ft | 26 | 2018 |
| Davis RD over Trib To Medicine Creek | Good | 21.0 ft | 26 | 2019 |
| J44 Jubilee over Walnut Creek | Good | 32.2 ft | 25 | 2014 |
| Local over Locust CR | Good | 40.0 ft | 20 | 2003 |
| Local over Stream | Good | 45.9 ft | 20 | 1995 |
| Local over Medicine CR | Good | 21.0 ft | 20 | 1985 |
| Howe over Eat Fork Medicine | Good | 22.0 ft | 20 | 2014 |
| 105th ST over Middle Frk Medicine Cree | Good | 64.0 ft | 20 | 2024 |
| Local over Steele Creek | Good | 24.0 ft | 20 | 2005 |
| Kirkwood over Hunter CR | Good | 22.0 ft | 20 | 2002 |
| Local over Wolf Creek | Good | 86.9 ft | 20 | 1995 |
| Local over West Fork Medicine | Good | 45.9 ft | 15 | 1998 |
| Local over Stream | Good | 30.8 ft | 15 | 2000 |
| Local over Walnut Creek | Good | 32.2 ft | 15 | 1986 |
| Raccoon over Nine Mile Creek | Good | 25.9 ft | 15 | 2016 |
| Local over Locust CR | Good | 34.1 ft | 11 | 2003 |
| Local over Stream | Good | 37.1 ft | 11 | 2000 |
| Local over Stream | Good | 60.0 ft | 11 | 2000 |
| 25th ST over Stream | Good | 21.0 ft | 11 | 2020 |
| Local over Small Stream | Good | 38.1 ft | 11 | 2000 |
| 65th ST over Nine Mile Creek | Good | 35.1 ft | 5 | 2018 |