| FM over North River | Poor | 253.9 ft | 1,714 | 1960 |
| G-58 over Otter Creek | Poor | 185.0 ft | 996 | 1951 |
| FM over Butcher Creek | Poor | 64.0 ft | 830 | 1952 |
| FM over S River | Poor | 232.0 ft | 807 | 1949 |
| FM over Short Creek | Poor | 102.0 ft | 717 | 1968 |
| W Main ST over Small Natural Stream | Poor | 30.8 ft | 643 | 1959 |
| FM over Stony Creek | Poor | 102.0 ft | 400 | 1958 |
| Local Road over Branch Otter Creek | Poor | 35.1 ft | 288 | 1970 |
| R35 10th AVE over North River | Poor | 253.9 ft | 260 | 1962 |
| Local over Cavitt Creek | Poor | 43.0 ft | 176 | 1967 |
| FM over Wolf Creek | Poor | 102.0 ft | 110 | 1955 |
| Local over Middle River | Poor | 222.1 ft | 103 | 1940 |
| FM over S River | Poor | 185.0 ft | 100 | 1950 |
| FM over North River | Poor | 226.0 ft | 89 | 1949 |
| Local Road over Mill Branch | Poor | 52.2 ft | 82 | 1920 |
| FM over Cavitt Creek | Poor | 44.9 ft | 79 | 1967 |
| Local over Middle River | Poor | 244.1 ft | 72 | 1950 |
| FM over S River | Poor | 79.1 ft | 71 | 1940 |
| FM over Painter Creek | Poor | 91.9 ft | 71 | 1900 |
| FM over North River | Poor | 253.9 ft | 60 | 1960 |
| Local Road over North Wolf Creek | Poor | 29.9 ft | 51 | 1970 |
| Local over Branch West Creek | Poor | 32.2 ft | 51 | 1960 |
| Local Road over Branch Painter Creek | Poor | 24.0 ft | 51 | 1961 |
| FM over Cotton Creek | Poor | 127.0 ft | 50 | 1974 |
| FM over Branch Coal Creek | Poor | 59.1 ft | 50 | 1955 |
| FM over S River | Poor | 332.0 ft | 50 | 1966 |
| Local over Branch Flank Creek | Poor | 137.1 ft | 46 | 1965 |
| Local over Broadhorn Creek | Poor | 91.9 ft | 46 | 1915 |
| Local Road over Painter Creek | Poor | 79.1 ft | 35 | 1958 |
| Local Road over Painter Creek | Poor | 40.0 ft | 35 | 1947 |
| Local Road over Wolf Creek | Poor | 63.0 ft | 30 | 1958 |
| Local Road over Branch Otter Creek | Poor | 40.0 ft | 30 | 1970 |
| Local Road over Flank Creek | Poor | 32.2 ft | 30 | 1965 |
| Local Road over Flank CR | Poor | 55.1 ft | 30 | 1955 |
| Local over Felters Branch | Poor | 44.9 ft | 30 | 1953 |
| Local Road over Branch Coal Creek | Poor | 40.0 ft | 26 | 1960 |
| Local Road over Flank Creek | Poor | 56.1 ft | 26 | 1963 |
| Local over Cavitt Creek | Poor | 86.0 ft | 26 | 1960 |
| Local Road over Lime Stone Creek | Poor | 60.0 ft | 20 | 1965 |
| Local over Branch North Wolf Creek | Poor | 42.0 ft | 15 | 1950 |
| Local Road over Branch Otter Creek | Poor | 55.1 ft | 15 | 1950 |
| Local Road over Box Elder Creek | Poor | 52.2 ft | 15 | 1940 |
| Grimes ST over Branch North River | Poor | 44.9 ft | 15 | 2000 |
| Roosevelt ST over Br North Wolf Creek | Poor | 42.0 ft | 11 | 1945 |
| Local Road over Painter Creek | Poor | 80.1 ft | 11 | 1952 |
| Pierce ST over Painter Creek | Poor | 32.2 ft | 11 | 1945 |
| Local over Br.south River | Poor | 87.9 ft | 11 | 1940 |
| Local over Branch South River | Poor | 74.1 ft | 11 | 1973 |
| I 35 over Broad Horn Creek | Fair | 49.9 ft | 21,000 | 1957 |
| I-35 over Drainage Ditch | Fair | 24.9 ft | 21,000 | 1958 |
| SB Ia 5 over SR R63 (sw 9th) | Fair | 276.9 ft | 10,550 | 2000 |
| NB Ia 5 over SR R63 (sw 9th) | Fair | 276.9 ft | 10,550 | 2000 |
| NB US 65 & 69 over North River | Fair | 325.1 ft | 10,050 | 1970 |
| NB US 65 & 69 over Stream | Fair | 88.9 ft | 9,550 | 1922 |
| SB US 65 & 69 over Middle River | Fair | 360.9 ft | 9,100 | 1970 |
| SB Ia 5 over North River | Fair | 291.0 ft | 8,250 | 1996 |
| Ia 28 over North River | Fair | 237.9 ft | 5,900 | 1983 |
| Nb/wb Ia 5 over Middle River | Fair | 356.0 ft | 5,650 | 1966 |
| Ia 5 NB over Coal Creek | Fair | 246.1 ft | 4,300 | 1966 |
| Ia 5 NB over South River | Fair | 391.1 ft | 4,300 | 1966 |
| Ia 92 over Stream | Fair | 21.0 ft | 3,070 | 1928 |
| FM over North River | Fair | 78.1 ft | 2,998 | 1986 |
| FM over North R Overflow Channel | Fair | 275.9 ft | 2,998 | 1986 |
| US 65 over Otter Creek | Fair | 209.0 ft | 2,380 | 1958 |
| G50 over I-35 | Fair | 202.1 ft | 2,262 | 1958 |
| Ia 92 over South River | Fair | 255.9 ft | 2,190 | 1983 |
| G24 over Branch North River | Fair | 24.9 ft | 1,783 | 1973 |
| FM over South River | Fair | 229.0 ft | 1,330 | 1979 |
| FM over Deer Creek | Fair | 103.0 ft | 937 | 1985 |
| 40th AVE over Mid South Creek | Fair | 21.0 ft | 932 | 1983 |
| FM over Wolf Creek | Fair | 128.0 ft | 887 | 1975 |
| Local over Small Creek | Fair | 43.0 ft | 875 | 1980 |
| Local over Small Creek | Fair | 23.0 ft | 875 | 1980 |
| FM over South River | Fair | 191.9 ft | 780 | 1990 |
| G64 over I-35 | Fair | 201.1 ft | 649 | 1958 |
| Beardsley Street over Sm Stream | Fair | 78.1 ft | 616 | 1989 |
| FM over White Breast | Fair | 229.0 ft | 500 | 1988 |
| FM over Winn Branch WB Creek | Fair | 39.0 ft | 500 | 2003 |
| FM over Skinaway Creek | Fair | 39.0 ft | 499 | 1986 |
| FM over Coal Creek | Fair | 116.1 ft | 439 | 1984 |
| FM over Middle River | Fair | 261.2 ft | 409 | 1994 |
| FM over Cotton Creek | Fair | 102.0 ft | 400 | 1969 |
| FM over Badger Creek | Fair | 152.9 ft | 390 | 1950 |
| Local Road over South River | Fair | 229.0 ft | 360 | 1971 |
| FM over South River | Fair | 248.0 ft | 280 | 1950 |
| FM over Over Up Rr | Fair | 206.0 ft | 270 | 1994 |
| FM over Middle River | Fair | 226.0 ft | 180 | 1971 |
| Local over Middle River | Fair | 253.9 ft | 180 | 1971 |
| Local over Branch North River | Fair | 30.8 ft | 150 | 1984 |
| 50th AVE over Middle South Creek | Fair | 77.1 ft | 144 | 1971 |
| Local over Short Creek | Fair | 87.9 ft | 134 | 1949 |
| Local Road over Branch South River | Fair | 24.9 ft | 134 | 1975 |
| Local over Badger Creek | Fair | 127.0 ft | 120 | 1978 |
| Local Road over Branch South River | Fair | 24.9 ft | 103 | 1977 |
| Local over Branch Middle River | Fair | 28.9 ft | 103 | 1988 |
| FM over White Breast Creek | Fair | 230.0 ft | 100 | 1976 |
| FM over Small Stream | Fair | 86.0 ft | 100 | 1948 |
| FM over South River | Fair | 142.1 ft | 100 | 1986 |
| FM over Clanton Creek | Fair | 274.9 ft | 100 | 1985 |
| Jesup ST over Felters Branch | Fair | 67.9 ft | 91 | 2013 |
| FM over South Wolf Creek | Fair | 86.0 ft | 89 | 1949 |
| Local Road over Br Otter Creek | Fair | 77.1 ft | 72 | 1977 |
| Local over Felters Branch | Fair | 77.1 ft | 72 | 1977 |
| FM over Br South River | Fair | 34.1 ft | 71 | 1940 |
| Harrison ST over Br Middle River | Fair | 87.9 ft | 62 | 1949 |
| Local over Butcher Creek | Fair | 57.1 ft | 62 | 1966 |
| FM over Otter Creek | Fair | 177.2 ft | 60 | 1954 |
| FM over Coal Creek | Fair | 102.0 ft | 60 | 1970 |
| Local Road over Otter Creek | Fair | 177.2 ft | 51 | 1969 |
| FM over Indian Creek | Fair | 24.9 ft | 50 | 1983 |
| Loc over Whitebreast Ck | Fair | 59.1 ft | 41 | 1991 |
| Local Road over Branch Otter Creek | Fair | 21.0 ft | 41 | 1970 |
| Local Road over Coal Creek | Fair | 102.0 ft | 41 | 1972 |
| Mckinley ST over I-35 | Fair | 201.1 ft | 40 | 1958 |
| Local Road over Cotton Creek | Fair | 128.0 ft | 35 | 1980 |
| Local over Otter Creek | Fair | 170.9 ft | 35 | 1984 |
| FM over Middle River | Fair | 24.9 ft | 34 | 1976 |
| Local Road over Papoose Creek | Fair | 102.0 ft | 30 | 1970 |
| Local Road over South River | Fair | 204.1 ft | 30 | 1973 |
| Local Road over Broadhorn Creek | Fair | 102.0 ft | 30 | 1977 |
| Local over Deer Creek | Fair | 39.0 ft | 30 | 1950 |
| FM over Branch South River | Fair | 87.9 ft | 29 | 1940 |
| Local Road over Branch Flank Creek | Fair | 29.9 ft | 26 | 1960 |
| Local Road over Turkey Creek | Fair | 84.0 ft | 26 | 1940 |
| Local Road over Broadhorn Creek | Fair | 102.0 ft | 26 | 1972 |
| Local over Butcher Creek | Fair | 103.0 ft | 26 | 1985 |
| Local Road over Branch West Creek | Fair | 78.1 ft | 21 | 1949 |
| Local over Coal Creek | Fair | 182.1 ft | 20 | 1966 |
| Local Road over Wolf Creek | Fair | 25.9 ft | 15 | 1994 |
| Local Road over Turkey Creek | Fair | 24.9 ft | 11 | 1975 |
| FM over South River | Fair | 183.1 ft | 11 | 1950 |
| Wilson ST over Branch Walnut Creek | Fair | 25.9 ft | 11 | 1970 |
| Local Road over Painter Creek | Fair | 102.0 ft | 11 | 2006 |
| Local Road over Coal Creek | Fair | 128.0 ft | 11 | 1976 |
| 200th AVE over Right Side Ditch | Fair | 32.2 ft | 10 | 1973 |
| Local Road over Lime Stone Creek | Fair | 77.1 ft | 5 | 1974 |
| I-35 over Drainage Ditch | Good | 27.9 ft | 24,700 | 1957 |
| Ia 28 over South Middle Creek | Good | 92.8 ft | 18,500 | 1984 |
| I 35 SB over North River | Good | 337.3 ft | 12,550 | 2014 |
| I 35 SB over Badger Creek | Good | 302.5 ft | 12,550 | 2014 |
| I 35 NB over North River | Good | 337.3 ft | 12,350 | 2014 |
| I 35 NB over Badger Creek | Good | 302.5 ft | 12,350 | 2016 |
| SB I 35 over Clanton Creek | Good | 482.9 ft | 11,600 | 2007 |
| I 35 SB over Middle River | Good | 336.9 ft | 11,600 | 2017 |
| NB I 35 over Clanton Creek | Good | 480.0 ft | 11,400 | 2007 |
| I 35 NB over Middle River | Good | 336.9 ft | 11,400 | 2014 |
| US 65 & 69 SB over North River | Good | 349.1 ft | 10,250 | 2013 |
| SB I-35 over South River | Good | 243.4 ft | 10,150 | 2012 |
| NB I-35 over South River | Good | 243.4 ft | 9,950 | 2011 |
| SB US 65 & 69 over Stream | Good | 87.9 ft | 9,750 | 1970 |
| Ia 5 over Butcher Creek | Good | 38.1 ft | 9,100 | 2001 |
| SB Ia 5/us 65 over NB 69-sb69-sb65 | Good | 272.0 ft | 9,050 | 1997 |
| US 65 & 69 NB over Middle River | Good | 362.2 ft | 8,950 | 2016 |
| Ia 5 NB over North River | Good | 291.0 ft | 8,200 | 1983 |
| Ia 5 SB over Middle River | Good | 376.0 ft | 5,650 | 1997 |
| US 65 & 69 over South River | Good | 247.0 ft | 5,400 | 2016 |
| US 65 & 69 over South River Overflow | Good | 26.6 ft | 5,400 | 2011 |
| Ia 92 over I 35 | Good | 329.1 ft | 4,940 | 2015 |
| Fleur Dr. over Middle South Creek | Good | 112.9 ft | 4,643 | 2002 |
| SW 9th Street over Middle Creek | Good | 121.1 ft | 4,465 | 2023 |
| Ia 5 SB over Coal Creek | Good | 306.1 ft | 4,300 | 1997 |
| Ia 5 SB over South River | Good | 388.1 ft | 4,300 | 2000 |
| Ia 92 over Middle River | Good | 261.2 ft | 4,160 | 1982 |
| G 14 over I 35 | Good | 344.2 ft | 3,298 | 2014 |
| FM over Dd | Good | 90.9 ft | 2,641 | 1994 |
| R63 98th AVE over Middle River | Good | 276.9 ft | 2,641 | 2015 |
| Fleur DR over Ia 5 | Good | 389.1 ft | 2,449 | 2000 |
| Ia 28 over Drainage Ditch | Good | 34.1 ft | 2,420 | 1927 |
| G 76 over I 35 | Good | 214.9 ft | 1,792 | 2017 |
| First ST over North River | Good | 304.1 ft | 1,649 | 1955 |
| FM over Dd | Good | 24.0 ft | 1,330 | 1993 |
| US 69 over Skinaway Creek | Good | 30.8 ft | 1,210 | 1987 |
| R 57 over Middle River | Good | 306.1 ft | 1,136 | 2011 |
| Fleur DR over Ia 5 | Good | 389.1 ft | 1,127 | 2000 |
| Ia 5 NB US 65 SB over US 69 | Good | 273.0 ft | 1,085 | 1997 |
| County Line RD over Ia 5 | Good | 814.0 ft | 1,055 | 2000 |
| R45 over Broadhorn Creek | Good | 141.1 ft | 747 | 2018 |
| R45 over S River | Good | 216.9 ft | 747 | 2018 |
| FM over Painter Creek | Good | 128.0 ft | 747 | 2007 |
| Local over Short Creek | Good | 22.0 ft | 587 | 1989 |
| FM over West Creek | Good | 277.9 ft | 499 | 1987 |
| S23 S Central AVE over Mill Creek | Good | 101.0 ft | 400 | 2021 |
| County Line Road over Creek | Good | 29.9 ft | 340 | 2019 |
| G76 over Otter Creek | Good | 204.1 ft | 338 | 2017 |
| R35 10th AVE over Branch Badger Creek | Good | 121.1 ft | 319 | 2021 |
| Cloverhill ST over Ia 5 | Good | 238.8 ft | 310 | 1998 |
| FM over West Creek | Good | 179.1 ft | 278 | 1996 |
| FM over North River | Good | 246.1 ft | 278 | 1985 |
| FM over Creek | Good | 22.0 ft | 270 | 1998 |
| Hoover ST over Cavitt Creek | Good | 106.0 ft | 238 | 2016 |
| FM over S River | Good | 226.0 ft | 229 | 2003 |
| Local Road over South River | Good | 229.0 ft | 226 | 2008 |
| 168th AVE over South River | Good | 321.9 ft | 190 | 2014 |
| FM over North River | Good | 246.1 ft | 170 | 1998 |
| Local over North River | Good | 246.1 ft | 154 | 1984 |
| Warren ST over Middle River | Good | 191.9 ft | 150 | 1993 |
| Clover Hill DR over Mid South Creek | Good | 100.1 ft | 135 | 2017 |
| Idaho Street over Branch Middle River | Good | 24.0 ft | 113 | 2021 |
| 115th AVE over Middle River | Good | 258.9 ft | 110 | 2017 |
| Local Road over Branch West Creek | Good | 24.9 ft | 103 | 1997 |
| 168th AVE over Butcher Creek | Good | 94.2 ft | 100 | 2019 |
| Local over Branch Middle River | Good | 149.9 ft | 91 | 1999 |
| 80th AVE over Papoose Creek | Good | 24.9 ft | 89 | 2000 |
| Dubuque Place over Branch Middle River | Good | 28.9 ft | 89 | 2019 |
| 190th over North Wolf Creek | Good | 112.9 ft | 79 | 2017 |
| FM over S River | Good | 38.1 ft | 79 | 1998 |
| Local over West Creek | Good | 167.0 ft | 72 | 1987 |
| Local Road over Clanton Creek | Good | 216.9 ft | 72 | 1991 |
| G6r Hoover ST over I 35 | Good | 294.9 ft | 71 | 2023 |
| Fillmore ST over I 35 | Good | 294.9 ft | 71 | 2022 |
| 180th AVE over Br Short Creek | Good | 69.9 ft | 70 | 2017 |
| R35 Adams ST over I 35 | Good | 378.9 ft | 67 | 2016 |
| 230th AVE over Branch Flank Creek | Good | 35.1 ft | 62 | 2019 |
| 55th AVE over Br Middle River | Good | 81.0 ft | 62 | 2018 |
| FM over Dd | Good | 23.0 ft | 60 | 2002 |
| FM over West Creek | Good | 175.9 ft | 60 | 2002 |
| Ford ST over Br North River | Good | 70.9 ft | 60 | 2015 |
| Local Road over Painter Creek | Good | 152.9 ft | 51 | 1997 |
| G62 Roosevelt ST over Flank Creek | Good | 28.9 ft | 50 | 2016 |
| G64 Stone ST over South River Branch | Good | 112.9 ft | 50 | 2023 |
| Mckinley ST over Coal Creek | Good | 73.2 ft | 50 | 2015 |
| R73 138th AVE over Otter Creek | Good | 73.2 ft | 46 | 2018 |
| Quaker ST over I-35 | Good | 202.1 ft | 45 | 1958 |
| Kirkwood ST over Br Middle River | Good | 70.9 ft | 45 | 2019 |
| FM over Butcher Creek | Good | 103.0 ft | 45 | 2004 |
| Local over Branch North River | Good | 21.0 ft | 41 | 2002 |
| 210th AVE over Flank Creek | Good | 83.0 ft | 40 | 2016 |
| Local Road over West Creek | Good | 159.1 ft | 34 | 1993 |
| 220th AVE over Branch Flank Creek | Good | 69.9 ft | 30 | 2018 |
| 30th AVE over Painter Creek | Good | 128.0 ft | 30 | 2020 |
| Quebec ST over Flank Creek | Good | 141.1 ft | 26 | 2019 |
| 150th over Turkey Creek | Good | 30.8 ft | 26 | 2002 |
| Local over Branch West Creek | Good | 24.0 ft | 26 | 2008 |
| Local Road over West Creek | Good | 191.9 ft | 21 | 2009 |
| 50th AVE over South River | Good | 204.1 ft | 21 | 2002 |
| Veterans Parkway over I 35 | Good | 285.1 ft | 20 | 2019 |
| Local Road over Branch Otter Creek | Good | 115.2 ft | 11 | 1996 |
| 65th AVE over Branch South River | Good | 24.9 ft | 11 | 2016 |