| 190th ST over Quarter Section Run | Poor | 86.0 ft | 1,188 | 1948 |
| 190th ST over Baskins Creek | Poor | 87.9 ft | 1,149 | 1971 |
| Viking Av over Buck Creek | Poor | 155.8 ft | 854 | 1958 |
| FM 260th ST over Crain Creek | Poor | 127.0 ft | 776 | 1965 |
| 190th ST over Wapsipinicon River | Poor | 360.9 ft | 727 | 1976 |
| 190th ST over Buck Creek | Poor | 103.0 ft | 727 | 1976 |
| Walnut ST over Little Wapsipinicon Rvr | Poor | 182.1 ft | 707 | 1968 |
| 212th ST over Stream | Poor | 43.0 ft | 638 | 1966 |
| Reed Av over Stream | Poor | 77.1 ft | 540 | 1968 |
| W 5th ST over Drainage | Poor | 64.0 ft | 275 | 1955 |
| FM 260th ST over Quarter Sec Run | Poor | 184.1 ft | 275 | 1939 |
| Atlas RD over Shell Rock River | Poor | 420.9 ft | 226 | 1959 |
| 212th ST over Dry Run Creek | Poor | 128.9 ft | 226 | 1977 |
| 240th ST over Creek | Poor | 41.0 ft | 196 | 1929 |
| West 3rd Street over Drainage | Poor | 65.0 ft | 195 | 1954 |
| FM over E.fk Wapsipinicon River | Poor | 232.9 ft | 59 | 1955 |
| 150th ST over Horton CR | Poor | 98.1 ft | 59 | 1967 |
| 210th ST over Ditch | Poor | 29.9 ft | 49 | 1925 |
| 180th ST over Crane Creek | Poor | 83.0 ft | 49 | 1964 |
| 160th ST over Quarter Section Run CR | Poor | 32.2 ft | 49 | 1992 |
| Yukon Av over River | Poor | 153.9 ft | 39 | 1956 |
| 195th ST over Creek | Poor | 50.9 ft | 39 | 1915 |
| Butler Av over Creek | Poor | 46.9 ft | 39 | 1968 |
| 160th ST over Baskins Creek | Poor | 36.1 ft | 33 | 1961 |
| 310th ST over Creek | Poor | 24.0 ft | 33 | 1978 |
| 215th ST over Wapsipinicon River | Poor | 137.1 ft | 29 | 1969 |
| 210th ST over Buck Creek | Poor | 84.0 ft | 29 | 1921 |
| 200th ST over Buck Creek | Poor | 102.0 ft | 26 | 1970 |
| 270th ST over Crane Creek | Poor | 98.1 ft | 20 | 1900 |
| 120th ST over Dry Run Creek | Poor | 77.1 ft | 20 | 1960 |
| 236th ST over Buck Creek | Poor | 123.0 ft | 15 | 1957 |
| 120th ST over Buck Creek | Poor | 42.0 ft | 15 | 1917 |
| SB US 218 over Cedar River | Fair | 679.1 ft | 9,700 | 1993 |
| NB US 218 over Cedar River | Fair | 679.1 ft | 9,500 | 1993 |
| US 63 NB over Over Abandon Rr | Fair | 170.9 ft | 8,700 | 1978 |
| Ia 3 over Cedar River | Fair | 372.0 ft | 8,300 | 1950 |
| US 218 over Trib-shell Rock River | Fair | 27.9 ft | 8,300 | 1996 |
| Ia 3 over Drainage Ditch | Fair | 103.0 ft | 6,100 | 1967 |
| 12th ST NW over Drainage | Fair | 26.9 ft | 5,095 | 1962 |
| Ia 93 over Stream | Fair | 62.7 ft | 4,300 | 1936 |
| Adams PKWY over Cedar River | Fair | 507.9 ft | 3,666 | 1968 |
| US 63 SB over Crane Creek | Fair | 73.2 ft | 2,900 | 1957 |
| SB US 63 over Quarter Section Run | Fair | 286.4 ft | 2,900 | 1994 |
| Ia 3 over Crains Creek | Fair | 169.9 ft | 2,830 | 1958 |
| SB US 63 over Fayette ST | Fair | 161.1 ft | 2,500 | 1994 |
| Ia 93 over Drainage Ditch | Fair | 25.9 ft | 2,130 | 1954 |
| 35th ST NW over Over Abandon Rr | Fair | 170.9 ft | 2,108 | 1978 |
| FM over Quarter Section Run Ck | Fair | 142.1 ft | 2,023 | 2001 |
| Ia 3 over Drainage Ditch | Fair | 46.9 ft | 1,960 | 1929 |
| Ia 3 over Wapsipinicon River | Fair | 431.1 ft | 1,960 | 1940 |
| 210th ST over Drainage Ditch | Fair | 20.7 ft | 1,650 | 1966 |
| Ia 93 over Crane Creek | Fair | 132.9 ft | 1,430 | 1976 |
| State Street over Quarter Section Run Crk | Fair | 128.0 ft | 1,339 | 1969 |
| Ia 93 over Plumb Creek | Fair | 132.9 ft | 1,250 | 1976 |
| Ia 93 over Wapsipinicon River Ovflw | Fair | 159.1 ft | 1,140 | 1977 |
| Ia 93 over Wapsipinicon River | Fair | 355.0 ft | 1,140 | 1977 |
| 190th ST over Stream | Fair | 105.0 ft | 1,041 | 1945 |
| Ia 93 over Buck Creek | Fair | 112.9 ft | 1,030 | 1977 |
| Ia 188 over Cedar River Overflow | Fair | 242.1 ft | 930 | 1952 |
| Ia 188 over Two Mile Creek | Fair | 123.0 ft | 930 | 1979 |
| 190th ST over Overflow | Fair | 128.0 ft | 727 | 1975 |
| Ia 188 over Crane Creek | Fair | 40.0 ft | 710 | 1926 |
| Joplin RD over Small Stream | Fair | 24.9 ft | 687 | 1987 |
| FM over Small | Fair | 20.0 ft | 687 | 1989 |
| Alley-6th ST SW over Dry Run Creek | Fair | 37.1 ft | 599 | 1986 |
| 190th ST over Crane Creek | Fair | 139.1 ft | 589 | 1981 |
| 250th ST over Baskins Creek | Fair | 95.1 ft | 462 | 1955 |
| FM 252nd ST over Wapsipinicon River | Fair | 411.1 ft | 432 | 1985 |
| FM 252nd ST over Flood Plain Of Wapsi R | Fair | 160.1 ft | 432 | 1985 |
| 260th ST over Creek | Fair | 21.0 ft | 432 | 1934 |
| FM 120th ST over Wapsipinicon River | Fair | 321.9 ft | 393 | 1950 |
| FM 252nd ST over Buck Creek | Fair | 175.9 ft | 334 | 1972 |
| FM 252nd ST over Stream | Fair | 78.1 ft | 334 | 1972 |
| 12th ST SE over Creek | Fair | 48.9 ft | 320 | 1968 |
| FM 260th ST over Baskins Creek | Fair | 128.0 ft | 187 | 1976 |
| Yukon AVE over Creek | Fair | 125.0 ft | 177 | 1948 |
| Yukon Av over Little Wapsi | Fair | 78.1 ft | 177 | 1970 |
| 270th ST over Stream | Fair | 24.9 ft | 148 | 1994 |
| 270th ST over Quarter Section Run | Fair | 124.0 ft | 118 | 1951 |
| 130th ST over Stream | Fair | 33.1 ft | 108 | 2001 |
| 250th ST over Quarter Section Run | Fair | 86.0 ft | 97 | 1995 |
| Badger AVE over Waterway | Fair | 43.0 ft | 97 | 1992 |
| Hawthorne Av over Baskins CR | Fair | 65.0 ft | 97 | 1995 |
| Dakota AVE over Creek | Fair | 65.0 ft | 88 | 2005 |
| Dakota AVE over Dry Run Creek | Fair | 64.0 ft | 88 | 1992 |
| Ivory AVE over Baskins Creek | Fair | 65.0 ft | 78 | 2003 |
| 160th ST over Stream | Fair | 23.0 ft | 78 | 1997 |
| Ivy AVE over Small Stream | Fair | 24.0 ft | 69 | 1950 |
| Ivanhoe ST over River | Fair | 101.0 ft | 59 | 1961 |
| Local over Creek | Fair | 44.0 ft | 59 | 1996 |
| Navaho AVE over Crane Creek | Fair | 107.0 ft | 59 | 1994 |
| 180th ST over Quarter Section Run | Fair | 64.0 ft | 59 | 1993 |
| Local 170th over Small Stream | Fair | 43.0 ft | 59 | 1997 |
| 250th ST over Crane Creek Overflow | Fair | 42.0 ft | 49 | 2016 |
| 250th ST over Crane Creek | Fair | 104.0 ft | 49 | 1994 |
| 110th ST over Stream | Fair | 43.0 ft | 49 | 1995 |
| 120th ST over Horton Creek | Fair | 65.0 ft | 49 | 2004 |
| 150th ST over Quarter Section Run | Fair | 21.0 ft | 49 | 1954 |
| Piedmont AVE over Crane Creek | Fair | 153.9 ft | 44 | 1951 |
| 310th ST over Wapsipinicon River | Fair | 397.0 ft | 39 | 1985 |
| 240th ST over Stream | Fair | 21.0 ft | 39 | 2018 |
| 160th ST over Little Wapsipinicon Rvr | Fair | 107.0 ft | 39 | 1996 |
| 180th ST over Baskin CR | Fair | 63.0 ft | 39 | 2000 |
| 150th ST over Baskins CR | Fair | 36.1 ft | 39 | 1969 |
| 160th ST over Buck Creek | Fair | 77.1 ft | 33 | 1960 |
| 200th ST over Baskins Creek | Fair | 65.9 ft | 33 | 2003 |
| 160th ST over Stream | Fair | 63.0 ft | 33 | 1998 |
| 110th ST over Stream | Fair | 22.0 ft | 33 | 1997 |
| 310th ST over Horton Creek | Fair | 42.0 ft | 33 | 2011 |
| 110th ST over Small | Fair | 106.0 ft | 33 | 2009 |
| 130th ST over Dry Run Creek | Fair | 64.0 ft | 33 | 1996 |
| 260th ST over Buck Creek | Fair | 168.0 ft | 29 | 1977 |
| Hawthorne Av over Baskins CR | Fair | 64.0 ft | 29 | 2000 |
| Hawthorne Av over Baskins CR | Fair | 65.0 ft | 29 | 2001 |
| 130th ST over Stream | Fair | 102.0 ft | 29 | 1962 |
| Garden AVE over Horton Creek | Fair | 43.0 ft | 29 | 1996 |
| 110th ST over Horton Creek | Fair | 64.0 ft | 29 | 1995 |
| Fairview AVE over Horton Creek | Fair | 86.0 ft | 29 | 2002 |
| 240th ST over Crane Creek | Fair | 106.0 ft | 26 | 1995 |
| 180th ST over Little Wapsipinicon | Fair | 166.0 ft | 26 | 2002 |
| Joplin AVE over Quarter Section Run | Fair | 64.0 ft | 26 | 1993 |
| Usher Av over Buck Creek | Fair | 77.1 ft | 26 | 1961 |
| 110th ST over Plum Creek | Fair | 90.9 ft | 26 | 1997 |
| FM over Stream | Fair | 44.0 ft | 25 | 1993 |
| Oakland AVE over Stream | Fair | 24.0 ft | 20 | 1994 |
| Usher AVE over Creek | Fair | 44.0 ft | 20 | 1994 |
| Butler Av over Creek | Fair | 23.0 ft | 15 | 1996 |
| Garden AVE over Small Stream | Fair | 21.0 ft | 15 | 1951 |
| US 218 over Drainage Ditch | Good | 28.9 ft | 18,700 | 2012 |
| Ia 116 over Dry Run Creek | Good | 44.9 ft | 14,800 | 2015 |
| US 218 over Drainage Ditch | Good | 52.2 ft | 10,900 | 2001 |
| US 218 over Trib To Shell Rock River | Good | 24.9 ft | 9,700 | 1996 |
| Ia 3 over Dry Run Creek | Good | 31.5 ft | 8,200 | 2016 |
| US 218 over Trib. To Cedar River | Good | 24.9 ft | 7,900 | 2002 |
| US 218 over Drainage Ditch | Good | 24.9 ft | 7,900 | 2001 |
| US 63 over Quarter Section Run | Good | 52.2 ft | 6,400 | 2010 |
| Ia 3 over Drainage Ditch | Good | 21.0 ft | 5,400 | 1967 |
| US 218 SB over Overflow AVE Saints Lake | Good | 184.1 ft | 4,950 | 1996 |
| US 218 NB over Ovrflw AVE Saints Lake | Good | 184.1 ft | 4,850 | 1996 |
| C 50 Barrick RD over US 218 | Good | 280.2 ft | 4,815 | 2012 |
| US 218 Ia 27 SB over 150th ST | Good | 117.8 ft | 4,450 | 2001 |
| US 218 Ia 27 NB over 150th ST | Good | 117.8 ft | 4,350 | 2001 |
| Ia 3 over Baskins Creek | Good | 107.0 ft | 4,160 | 1996 |
| SB US 218 over Ia 3 | Good | 201.1 ft | 3,600 | 1996 |
| NB US 218 over Ia 3 | Good | 201.1 ft | 3,550 | 1996 |
| Ia 3 over US 63 | Good | 229.3 ft | 3,490 | 2011 |
| NB US 63 over Quarter Section Run Crk. | Good | 286.1 ft | 2,950 | 1994 |
| US 63 NB over Crane Creek | Good | 44.9 ft | 2,950 | 2010 |
| 5th AVE NW over Small Stream | Good | 38.1 ft | 2,918 | 2016 |
| Ia 116 SB over US 218 | Good | 288.1 ft | 2,900 | 1997 |
| Fayette ST over Quarter Section Run | Good | 128.0 ft | 2,877 | 1994 |
| Ia 3 over Quarter Section Run | Good | 52.2 ft | 2,830 | 2010 |
| US 63 SB over Wapsipinicon River | Good | 388.5 ft | 2,800 | 2008 |
| US 63 NB over Wapsipinicon River | Good | 389.4 ft | 2,800 | 2008 |
| NB US 63 over Fayette ST | Good | 161.1 ft | 2,550 | 1994 |
| Ia 3 over Wapsipinicon Overflow | Good | 138.1 ft | 1,960 | 1990 |
| Ia 3 over Buck Creek | Good | 166.7 ft | 1,960 | 2018 |
| Ia 93 over Drainage Ditch | Good | 32.2 ft | 1,430 | 1976 |
| Ia 93 over E Br Wapsipiniconriver | Good | 221.1 ft | 1,250 | 1976 |
| Viking AVE over Stream | Good | 22.0 ft | 1,090 | 2001 |
| Ia 188 over US 218 | Good | 305.1 ft | 1,090 | 2002 |
| C33 190th ST over Cedar River | Good | 599.1 ft | 1,002 | 2015 |
| Ia 188 over Cedar River | Good | 575.1 ft | 930 | 1971 |
| Ia 188 over Horton Creek | Good | 132.9 ft | 930 | 1987 |
| 210th ST over US 218 | Good | 225.1 ft | 894 | 1996 |
| Viking Av over Creek | Good | 24.9 ft | 854 | 2005 |
| 180th ST over Stream | Good | 25.9 ft | 766 | 2002 |
| Easton Av over Stream | Good | 24.9 ft | 766 | 2006 |
| 212th ST over Stream | Good | 21.0 ft | 638 | 1998 |
| 5th AVE SW over Dry Run Creek | Good | 39.0 ft | 501 | 2015 |
| 3rd AVE NW over Dry Run Creek | Good | 37.4 ft | 330 | 2016 |
| 4th AVE SW over Small Stream | Good | 44.0 ft | 283 | 2015 |
| 1st AVE NW over Dry Run Creek | Good | 31.8 ft | 283 | 2015 |
| Garden AVE over Small Stream | Good | 22.0 ft | 275 | 2000 |
| Division ST over Little Wapsipinicon Rive | Good | 191.9 ft | 254 | 2023 |
| 3rd AVE SW over Dry Run Creek | Good | 33.5 ft | 253 | 2015 |
| Garden AVE over Creek | Good | 24.9 ft | 235 | 2011 |
| V14 Easton AVE over Horton Creek | Good | 130.9 ft | 226 | 2021 |
| 218 SB To 116 NB over US 218 | Good | 288.1 ft | 220 | 1997 |
| Grand AVE over Stream | Good | 44.9 ft | 216 | 2022 |
| 240th Street over US 218 | Good | 225.1 ft | 196 | 1997 |
| C28 165th ST over Waterway | Good | 140.1 ft | 177 | 2018 |
| FM over Wapsipinicon River | Good | 308.1 ft | 177 | 1998 |
| 2nd ST SW over Small Stream | Good | 45.3 ft | 173 | 2015 |
| Cedar River PKWY over Cedar River | Good | 826.1 ft | 144 | 2019 |
| Wapsie ST over Small Stream | Good | 52.2 ft | 142 | 1997 |
| Hilton AVE over Bike Trail | Good | 128.0 ft | 137 | 1995 |
| Local 240th ST over Stream | Good | 43.0 ft | 118 | 2003 |
| 5th AVE NE over Drainage Ditch | Good | 37.4 ft | 113 | 2016 |
| 165th ST over Wapsipinican Overflow | Good | 134.8 ft | 108 | 2009 |
| 160th ST over Stream | Good | 86.9 ft | 108 | 2006 |
| FM 265th ST over Shell Rock Rvr Overflow | Good | 128.0 ft | 88 | 2001 |
| FM over Shell Rock River | Good | 474.1 ft | 88 | 1994 |
| FM 265th ST over Waterway | Good | 78.1 ft | 88 | 2001 |
| Midway AVE over Stream | Good | 45.9 ft | 88 | 2012 |
| Dakota AVE over Horton Creek | Good | 86.0 ft | 88 | 2002 |
| Ivory AVE over Quarter Section Run CR | Good | 150.9 ft | 78 | 2019 |
| Local over Crane Creek | Good | 153.9 ft | 70 | 2004 |
| 220th ST over Stream | Good | 143.0 ft | 70 | 2011 |
| 248th ST over Creek | Good | 43.0 ft | 70 | 2007 |
| 110th ST over Little Wapsipicon River | Good | 123.0 ft | 70 | 2013 |
| V43 over Waterway | Good | 23.0 ft | 69 | 2006 |
| V43 over Waterway | Good | 43.0 ft | 69 | 2007 |
| 120th ST over Little Wapsipinicon Rvr | Good | 128.0 ft | 69 | 2003 |
| 120th ST over Stream | Good | 24.9 ft | 69 | 2003 |
| Midway AVE over Stream | Good | 30.8 ft | 59 | 2001 |
| 250th ST over Stream | Good | 43.0 ft | 59 | 2016 |
| Sable AVE over Stream | Good | 44.0 ft | 59 | 2010 |
| Midway AVE over Stream | Good | 38.1 ft | 59 | 2012 |
| 270th ST over Stream | Good | 47.9 ft | 49 | 2014 |
| Yukon AVE over Buck Creek | Good | 126.0 ft | 49 | 2013 |
| 270th ST over Stream | Good | 41.0 ft | 49 | 2000 |
| 220th ST over Quarter Section Run | Good | 103.0 ft | 49 | 2007 |
| Killdeer AVE over Quarter Section Run | Good | 130.9 ft | 49 | 2022 |
| 165th ST over Buck Creek | Good | 115.2 ft | 49 | 1998 |
| 180th ST over Buck Creek | Good | 107.0 ft | 49 | 1998 |
| Midway AVE over Crane Creek | Good | 90.9 ft | 49 | 2022 |
| 180th ST over Creek | Good | 21.0 ft | 49 | 2015 |
| 210th ST over Crane Creek | Good | 115.2 ft | 49 | 1992 |
| Local over Baskins Creek | Good | 33.1 ft | 49 | 2005 |
| 110th ST over Buck Creek | Good | 45.9 ft | 49 | 2004 |
| 200th ST over Quarter Section Run | Good | 123.0 ft | 44 | 2015 |
| 200th ST over Creek | Good | 40.0 ft | 44 | 2014 |
| 210th ST over Quarter Section Run | Good | 103.0 ft | 44 | 1991 |
| Bishop Av over Stream | Good | 28.9 ft | 44 | 2005 |
| 150th ST over Dry Run Creek | Good | 65.0 ft | 44 | 2004 |
| East Marquis RD over Small Stream | Good | 37.1 ft | 44 | 2017 |
| Local 220th ST over Stream | Good | 23.0 ft | 39 | 2007 |
| Butler RD over Creek | Good | 56.1 ft | 39 | 2002 |
| Vintage Av over Stream | Good | 44.0 ft | 39 | 2010 |
| Navaho AVE over Waterway | Good | 22.0 ft | 39 | 2015 |
| C26 170th ST over Stream | Good | 44.0 ft | 39 | 2015 |
| Local over Small | Good | 35.1 ft | 39 | 2005 |
| Hawthorne AVE over Stream | Good | 30.8 ft | 39 | 2022 |
| 310th ST over Stream | Good | 23.0 ft | 39 | 2022 |
| 120th ST over Plum Creek | Good | 274.0 ft | 39 | 2008 |
| 120th ST over Creek | Good | 78.1 ft | 39 | 2008 |
| Whitetail AVE over Creek | Good | 64.0 ft | 33 | 2020 |
| 150th ST over Buck Creek | Good | 116.1 ft | 33 | 1992 |
| 150th ST over L Wapsipinicon River | Good | 223.1 ft | 33 | 2012 |
| 130th ST over Crains Creek | Good | 42.0 ft | 33 | 2012 |
| 150th ST over Crains Creek | Good | 63.0 ft | 33 | 2012 |
| 310th ST over Two Mile Creek | Good | 121.1 ft | 33 | 2019 |
| 130th ST over Horton Creek | Good | 101.0 ft | 33 | 2020 |
| 170th ST over Buck Creek | Good | 85.0 ft | 29 | 2015 |
| Hawthorne Av over Stream | Good | 24.9 ft | 29 | 2002 |
| 170th ST over Stream | Good | 32.2 ft | 29 | 1998 |
| Fairview AVE over Creek | Good | 43.0 ft | 29 | 2011 |
| Elk AVE over Stream | Good | 65.0 ft | 26 | 2005 |
| 110th ST over Plum Crekk | Good | 84.0 ft | 26 | 2001 |
| 120th ST over Stream | Good | 27.9 ft | 26 | 1997 |
| Killdeer AVE over Creek | Good | 43.0 ft | 26 | 2006 |
| 160th ST over Creek | Good | 27.9 ft | 20 | 1997 |
| Vintage Av over Stream | Good | 44.0 ft | 20 | 2003 |
| Oakland AVE over Trib To Crane Creek | Good | 44.9 ft | 20 | 2022 |
| 200th ST over Crane Creek | Good | 107.0 ft | 20 | 1998 |
| Euclid Av over Stream | Good | 45.9 ft | 20 | 1998 |
| Usher AVE over Stream | Good | 45.9 ft | 20 | 2004 |
| 130th ST over Buck Creek | Good | 44.9 ft | 20 | 2019 |
| Piedmont AVE over Stream | Good | 24.9 ft | 20 | 2006 |
| Killdeer Av over Crains CR | Good | 44.0 ft | 20 | 2009 |
| 270th ST over Wapsipinicon Rvr Ovrflw | Good | 21.0 ft | 20 | 2018 |
| Local over Small | Good | 22.0 ft | 15 | 2010 |
| 200th ST over Small | Good | 22.0 ft | 15 | 2010 |
| 270th ST over Wapsipicon Rvr Overflow | Good | 23.0 ft | 11 | 2023 |
| Bishop RD over Creek | Good | 41.0 ft | 11 | 2018 |
| C38 Tahoe Av over Stream | Good | 33.1 ft | 5 | 2020 |