| Local over Odebolt Creek | Poor | 152.9 ft | 2,884 | 1967 |
| Washington Street over Odebolt Creek | Poor | 179.1 ft | 1,635 | 1972 |
| Main ST over Badger Creek | Poor | 77.1 ft | 1,043 | 1968 |
| FM over Unnamed Creek | Poor | 78.1 ft | 598 | 1961 |
| FM over Odebolt Creek | Poor | 103.0 ft | 589 | 1964 |
| FM over Silver Creek | Poor | 103.0 ft | 589 | 1969 |
| FM over Battle Creek | Poor | 102.0 ft | 499 | 1969 |
| FM over Unnamed Stream | Poor | 78.1 ft | 379 | 1961 |
| FM over Small | Poor | 21.0 ft | 379 | 1900 |
| FM over Unnamed Creek | Poor | 77.1 ft | 379 | 1961 |
| FM over Unnamed Creek | Poor | 23.0 ft | 369 | 1900 |
| FM over Soldier River | Poor | 116.1 ft | 350 | 1971 |
| FM over Creek | Poor | 22.0 ft | 350 | 1971 |
| FM over Ashton Creek | Poor | 102.0 ft | 260 | 1974 |
| FM over Bacon Creek | Poor | 44.0 ft | 199 | 1900 |
| FM over Odebolt Creek | Poor | 152.9 ft | 60 | 1949 |
| FM over Creek | Poor | 44.9 ft | 60 | 1952 |
| Local over Odebolt Creek | Poor | 152.9 ft | 50 | 1957 |
| Woodbury AVE over Creek | Poor | 33.1 ft | 50 | 1900 |
| Local over East Fork Battle Creek | Poor | 29.9 ft | 35 | 1900 |
| Local over Bitter Creek | Poor | 62.0 ft | 30 | 1960 |
| FM over Creek | Poor | 43.0 ft | 26 | 1900 |
| Local over Hoskins Creek | Poor | 60.0 ft | 26 | 1955 |
| Local over Creek | Poor | 42.0 ft | 26 | 1900 |
| Local over Stream | Poor | 48.9 ft | 21 | 1900 |
| FM over Bitter Creek | Poor | 44.9 ft | 15 | 1957 |
| Local Road over Soldier River | Poor | 26.9 ft | 11 | 1900 |
| Local over Creek | Poor | 35.1 ft | 5 | 1964 |
| Local over Silver Creek | Poor | 116.1 ft | 5 | 1983 |
| Local over West Fork Battle Creek | Poor | 44.0 ft | 5 | 1963 |
| US 59 & Ia 175 over Maple River | Fair | 334.0 ft | 3,880 | 1989 |
| US 20 EB over Fritz Creek | Fair | 257.2 ft | 2,550 | 2018 |
| US 59 over Silver Creek | Fair | 87.9 ft | 2,090 | 1972 |
| US 59 over Silver Creek | Fair | 92.8 ft | 2,090 | 1972 |
| Ia 175 over Stream | Fair | 24.9 ft | 1,970 | 1978 |
| Ia 175 over Branch Odebolt River | Fair | 24.9 ft | 1,780 | 1939 |
| Ia 175 over Stream | Fair | 24.9 ft | 1,780 | 1939 |
| Ia 175 over Branch Odebolt Creek | Fair | 58.1 ft | 1,780 | 1985 |
| US 59 over Branch Soldier River | Fair | 35.1 ft | 1,720 | 1947 |
| US 59 over Odebolt Creek | Fair | 154.9 ft | 1,720 | 1947 |
| Ia 31 over Stream | Fair | 112.9 ft | 1,600 | 1974 |
| Ia 31 over Ashton Creek | Fair | 132.9 ft | 1,600 | 1974 |
| Ia 175 over Morehead Creek | Fair | 98.1 ft | 930 | 1985 |
| FM over Buffalo Creek | Fair | 23.0 ft | 589 | 1969 |
| FM over Battle Creek | Fair | 22.0 ft | 499 | 1968 |
| FM over Battle Creek | Fair | 33.1 ft | 499 | 1968 |
| FM over Unnamed Creek | Fair | 33.1 ft | 499 | 1968 |
| L67 Eagle AVE over East Fork Battle Creek | Fair | 43.0 ft | 499 | 1968 |
| L51 Brady AVE over Creek | Fair | 30.8 ft | 429 | 1959 |
| FM over Aldrich Creek | Fair | 24.9 ft | 429 | 1969 |
| FM over Aldrich Creek | Fair | 27.9 ft | 429 | 1987 |
| FM over Small Stream | Fair | 22.0 ft | 340 | 1974 |
| Local over Maple River | Fair | 207.0 ft | 267 | 1978 |
| FM over Small Stream | Fair | 22.0 ft | 260 | 1974 |
| FM over Aldrich Creek | Fair | 27.9 ft | 210 | 1970 |
| FM over Small Stream | Fair | 24.0 ft | 210 | 1974 |
| FM over Creek | Fair | 21.0 ft | 159 | 1970 |
| FM over Unnamed Creek | Fair | 22.0 ft | 159 | 1972 |
| FM over Maple River | Fair | 283.1 ft | 131 | 1976 |
| Local over Small Stream | Fair | 33.1 ft | 110 | 1966 |
| FM over Creek | Fair | 25.9 ft | 100 | 1991 |
| FM over Soldier River | Fair | 24.9 ft | 80 | 1989 |
| FM over East Fork Battle Creek | Fair | 105.0 ft | 80 | 1985 |
| Keystone over Unnamed Trib To Maple Rv | Fair | 22.0 ft | 80 | 2011 |
| Local over Creek | Fair | 23.0 ft | 72 | 1965 |
| FM over Maple River | Fair | 204.1 ft | 71 | 1972 |
| Local over Odebolt Creek | Fair | 166.0 ft | 62 | 1981 |
| FM over Hoskins Creek | Fair | 34.1 ft | 60 | 2005 |
| FM over Small Stream | Fair | 21.0 ft | 60 | 1985 |
| FM over Small Stream | Fair | 26.2 ft | 60 | 1985 |
| FM over Small Stream | Fair | 33.1 ft | 60 | 1966 |
| Local over Creek | Fair | 26.9 ft | 50 | 1960 |
| FM over Creek | Fair | 77.1 ft | 50 | 1962 |
| Local over Silver Creek | Fair | 50.9 ft | 50 | 1989 |
| Local Road over Creek | Fair | 25.9 ft | 41 | 1990 |
| Local over Bitter Creek | Fair | 39.0 ft | 41 | 1967 |
| FM over Maple River | Fair | 229.0 ft | 40 | 1981 |
| FM over Battle Creek | Fair | 115.2 ft | 40 | 1981 |
| FM over Creek | Fair | 21.0 ft | 40 | 1950 |
| FM over Ashton Creek | Fair | 53.1 ft | 40 | 1969 |
| Local over Small | Fair | 33.1 ft | 35 | 1978 |
| Local over Creek | Fair | 40.0 ft | 35 | 1968 |
| Local over Creek | Fair | 57.1 ft | 35 | 1970 |
| FM over Maple River | Fair | 204.1 ft | 34 | 1973 |
| FM over Small Stream | Fair | 34.1 ft | 30 | 2003 |
| Local over Aldrich Creek | Fair | 27.9 ft | 30 | 1997 |
| Local over Creek | Fair | 29.9 ft | 30 | 1999 |
| Market AVE over Creek | Fair | 30.8 ft | 26 | 2000 |
| Market AVE over Soldier River | Fair | 49.9 ft | 26 | 2000 |
| FM over Moorehead Creek | Fair | 33.1 ft | 26 | 1967 |
| Local over Small Stream | Fair | 23.0 ft | 26 | 1957 |
| Local over Trib Maple River | Fair | 33.1 ft | 26 | 2002 |
| Local over Branch Bacon Creek | Fair | 23.0 ft | 26 | 2000 |
| Local over Creek | Fair | 44.9 ft | 26 | 2001 |
| Local over Ashton Creek | Fair | 128.0 ft | 26 | 1983 |
| Local over Creek | Fair | 29.9 ft | 21 | 1999 |
| Local over Br Battle Creek | Fair | 42.0 ft | 21 | 1969 |
| Local over Ashton Creek | Fair | 36.1 ft | 21 | 1999 |
| FM over Unnamed Creek | Fair | 21.0 ft | 20 | 1988 |
| FM over Buffalo Creek | Fair | 32.2 ft | 20 | 1980 |
| FM over Small | Fair | 22.0 ft | 20 | 1980 |
| Local over Silver Creek | Fair | 57.1 ft | 15 | 1957 |
| Local over Silver Creek | Fair | 128.0 ft | 15 | 1985 |
| Local over Silver Creek | Fair | 71.9 ft | 15 | 1999 |
| Local over Br Silver Creek | Fair | 29.9 ft | 15 | 1999 |
| Local over East Fork Battle Creek | Fair | 22.0 ft | 15 | 1965 |
| Local Road over Creek | Fair | 27.9 ft | 11 | 2001 |
| Local Road over Soldier River | Fair | 128.0 ft | 11 | 1967 |
| US 20 over Maple River Overflow | Good | 37.7 ft | 5,100 | 2016 |
| Moorehead AVE over Odebolt Creek | Good | 179.1 ft | 4,873 | 2022 |
| US 20 EB over Maple River | Good | 342.8 ft | 2,550 | 2017 |
| US 20 WB over Fritz Creek | Good | 257.2 ft | 2,550 | 2017 |
| US 20 WB over Maple River | Good | 342.8 ft | 2,550 | 2017 |
| Rohwer ST over Badger Creek | Good | 58.1 ft | 2,190 | 2007 |
| Ia 175 over Battle Creek | Good | 163.1 ft | 1,970 | 1990 |
| Ia 175 over Stream | Good | 25.9 ft | 1,970 | 2007 |
| Ia 175 over Stream | Good | 21.0 ft | 1,970 | 2007 |
| Ia 175 over Stream | Good | 21.0 ft | 1,780 | 1939 |
| Ia 175 over Stream | Good | 24.0 ft | 1,780 | 1939 |
| US 59 over Soldier River | Good | 150.9 ft | 1,720 | 2019 |
| Ia 175 over Tributary Of Odebolt CR | Good | 27.2 ft | 1,500 | 2011 |
| Ia 175 over Aldrich Creek | Good | 107.9 ft | 930 | 1997 |
| FM over Maple River | Good | 229.0 ft | 609 | 1998 |
| FM over Unnamed Creek | Good | 20.0 ft | 609 | 2005 |
| M25 Market AVE over Elk Creek | Good | 143.0 ft | 589 | 2012 |
| 7th ST over Badger Creek | Good | 89.9 ft | 470 | 2017 |
| FM over Maple Creek | Good | 291.0 ft | 459 | 2007 |
| M15 Jasper AVE over Soldier River | Good | 123.0 ft | 439 | 2015 |
| M31 (quail Ave) over Unnamed Creek | Good | 24.9 ft | 369 | 2012 |
| FM over Elk Creek | Good | 103.0 ft | 369 | 2003 |
| D22 165th ST over Bacon Creek | Good | 38.1 ft | 319 | 2021 |
| D22 165th ST over Unnamed Creek | Good | 22.0 ft | 319 | 2022 |
| 5th ST over Badger Creek | Good | 89.9 ft | 264 | 2017 |
| D15 130th ST over Ashton Creek | Good | 83.0 ft | 210 | 2013 |
| FM over Silver Creek | Good | 21.0 ft | 210 | 2004 |
| D15 125th ST over Bitter Creek | Good | 121.1 ft | 160 | 2020 |
| Local over Creek | Good | 33.1 ft | 72 | 1996 |
| Local over Halfway Creek | Good | 129.9 ft | 72 | 1986 |
| 120th ST over Creek | Good | 23.0 ft | 72 | 2000 |
| 310th ST over Creek | Good | 32.2 ft | 62 | 2020 |
| Local over Silver Creek | Good | 40.0 ft | 62 | 2003 |
| FM over Small Stream | Good | 25.9 ft | 45 | 1991 |
| Local over Elk Creek | Good | 103.0 ft | 41 | 1992 |
| Local over Stream | Good | 75.1 ft | 41 | 1996 |
| Local over Halfway Creek | Good | 78.1 ft | 41 | 1998 |
| Local over Odebolt Creek | Good | 80.1 ft | 35 | 2003 |
| Local over Unamed Creek | Good | 23.0 ft | 35 | 1990 |
| Local RD over Battle Creek | Good | 103.0 ft | 35 | 1992 |
| Keystone AVE over Hog Run | Good | 25.9 ft | 35 | 2020 |
| Local over Maple River | Good | 220.1 ft | 35 | 1984 |
| Local over Creek | Good | 21.0 ft | 34 | 1992 |
| Local over Elk Creek | Good | 103.0 ft | 30 | 1998 |
| Local RD over Battle Creek | Good | 103.0 ft | 30 | 1998 |
| Local over Battle Creek | Good | 125.0 ft | 30 | 1994 |
| Local over Silver Creek | Good | 25.9 ft | 30 | 1998 |
| Local over Buffalo Creek | Good | 75.1 ft | 30 | 1992 |
| Local over Creek | Good | 78.1 ft | 30 | 1996 |
| Local over Hoskins Creek | Good | 35.1 ft | 26 | 2004 |
| Local over Aldrich Creek | Good | 40.0 ft | 26 | 2006 |
| FM over W Fork Battle Creek | Good | 38.1 ft | 26 | 2009 |
| 220th AVE over Elk Creek | Good | 103.0 ft | 21 | 2014 |
| Alpine AVE over Creek | Good | 26.9 ft | 21 | 1991 |
| 170th ST over Small Stream | Good | 29.9 ft | 21 | 2022 |
| Local RD over Maple River | Good | 124.0 ft | 21 | 2002 |
| Local over West For Battle Creek | Good | 40.0 ft | 21 | 2003 |
| Local over Br Of Maple River | Good | 100.1 ft | 21 | 1996 |
| Local over Ashton Creek Trib | Good | 26.9 ft | 21 | 1991 |
| Local over Silver Creek | Good | 103.0 ft | 15 | 1992 |
| Local over Branch Becon Creek | Good | 22.0 ft | 15 | 2002 |
| Local over Small Stream | Good | 22.0 ft | 15 | 1998 |
| Local over Ashton Creek | Good | 60.0 ft | 15 | 2009 |
| Local over Bitter Creek | Good | 40.0 ft | 15 | 2004 |
| FM over Soldier River | Good | 29.9 ft | 11 | 2000 |
| Local Road over Soldier River | Good | 33.1 ft | 11 | 2006 |
| Local over Stream | Good | 29.9 ft | 11 | 2001 |
| Pioneer AVE over Silver Creek | Good | 24.9 ft | 11 | 2018 |
| Local over Battle Creek | Good | 73.2 ft | 11 | 2001 |
| Local over Creek | Good | 42.0 ft | 11 | 2010 |
| 260th Street over Badger Creek | Good | 24.9 ft | 11 | 2008 |
| Local over Soldier River | Good | 30.8 ft | 5 | 1994 |
| Local over Br. Hoskins Creek | Good | 48.9 ft | 5 | 1999 |
| Local over Creek | Good | 29.9 ft | 5 | 2010 |