| AVE L over Dry Creek | Poor | 69.9 ft | 10,953 | 1915 |
| Ia 2 over Big Sugar Creek | Poor | 291.0 ft | 2,980 | 1979 |
| Richards DR over Dry Creek | Poor | 57.1 ft | 2,012 | 1951 |
| FM over Lost Creek | Poor | 154.9 ft | 1,310 | 1953 |
| 14th ST over French Creek | Poor | 78.1 ft | 899 | 1962 |
| X-28 & Middle R over Mississippi Slough | Poor | 30.8 ft | 832 | 1957 |
| AVE G over French Creek | Poor | 78.1 ft | 800 | 1962 |
| FM over Sugar Creek | Poor | 128.0 ft | 650 | 1976 |
| FM over Bonnell Creek | Poor | 102.0 ft | 370 | 1949 |
| FM over Sugar Creek | Poor | 153.9 ft | 340 | 1968 |
| 3rd ST over Fork Creek | Poor | 22.0 ft | 326 | 1960 |
| FM over Devil Creek | Poor | 152.9 ft | 250 | 1948 |
| Local over Lamalees Creek | Poor | 24.9 ft | 150 | 1957 |
| FM over Pitman Creek | Poor | 27.9 ft | 120 | 1975 |
| FM over Monk Creek | Poor | 67.9 ft | 90 | 1934 |
| 265th AVE over Creek | Poor | 34.1 ft | 90 | 1934 |
| Local over Sugar CR | Poor | 31.8 ft | 80 | 1963 |
| Local over Hell Hollow Creek | Poor | 56.1 ft | 71 | 1958 |
| FM over Creek | Poor | 23.0 ft | 60 | 1975 |
| FM over Sugar Creek | Poor | 152.9 ft | 30 | 1949 |
| Local over Picayune Creek | Poor | 34.1 ft | 30 | 1934 |
| Local over Sugar Creek | Poor | 34.1 ft | 30 | 1929 |
| Local Secondary over West Branch Sugar Creek | Poor | 34.1 ft | 30 | 1934 |
| Local Secondary over Little Sugar Creek | Poor | 68.9 ft | 20 | 1900 |
| Local over Branch Of Sugar Creek | Poor | 59.1 ft | 16 | 1940 |
| Local Road over Creek | Poor | 65.9 ft | 15 | 1977 |
| Local Secondary over Sugar Creek | Poor | 24.0 ft | 15 | 1976 |
| Local over Sugar Creek | Poor | 98.1 ft | 11 | 1978 |
| Local Secondary over Sugar Creek | Poor | 32.2 ft | 11 | 1918 |
| Local over Stream | Poor | 22.0 ft | 11 | 1900 |
| US 136 over Mississippi River Rr RD | Fair | 3346.1 ft | 10,500 | 1985 |
| AVE H over French Creek | Fair | 35.1 ft | 10,382 | 1983 |
| Ia 27 over Stream | Fair | 29.9 ft | 7,200 | 1947 |
| Ia 27 over Sugar Creek | Fair | 28.9 ft | 7,200 | 2001 |
| Ia 2 over US 61 | Fair | 275.3 ft | 6,200 | 2011 |
| US 61 & 136 over Des Moines Rvr Rr & RD | Fair | 1302.2 ft | 5,100 | 1994 |
| NB US 61 over Lost Creek | Fair | 203.1 ft | 4,550 | 1966 |
| US 218 NB over Big Sugar Creek | Fair | 125.0 ft | 4,550 | 1970 |
| AVE E over French Creek | Fair | 73.2 ft | 4,439 | 1982 |
| Ia 2 over Devil Creek | Fair | 242.1 ft | 4,250 | 1973 |
| 2nd ST over Small Natural Stream | Fair | 41.0 ft | 3,720 | 1959 |
| Ia 27 SB over Des Moines River | Fair | 907.2 ft | 3,650 | 2002 |
| Ia 27 NB over Sugar Creek | Fair | 174.9 ft | 3,600 | 1989 |
| Ia 27 NB over 295th ST And Bnsf Rr | Fair | 296.9 ft | 3,600 | 2001 |
| Ia 27 NB over Des Moines River | Fair | 907.2 ft | 3,600 | 2002 |
| US 61 NB over Bnsf Rr | Fair | 248.0 ft | 3,500 | 1999 |
| US 136 over Soap Creek & Bnsf Rr | Fair | 471.1 ft | 3,220 | 1974 |
| AVE A over Dry Creek | Fair | 23.0 ft | 2,890 | 1987 |
| Ia 27 SB over US 218 | Fair | 228.0 ft | 2,850 | 2002 |
| Ia 27 NB over US 218 | Fair | 228.0 ft | 2,800 | 2002 |
| US 218 over Over Bnsf Rr | Fair | 191.9 ft | 2,750 | 1971 |
| J 40 over Small Natural Stream | Fair | 24.9 ft | 2,300 | 1931 |
| County Road over Sugar Creek | Fair | 192.9 ft | 1,530 | 1985 |
| Ia 16 over Sugar Creek | Fair | 82.0 ft | 1,490 | 1966 |
| FM over Painter Creek | Fair | 128.9 ft | 1,400 | 1972 |
| County Road over Little Sugar Creek | Fair | 112.9 ft | 1,370 | 1975 |
| Cnty.clb.rd over Fork Creek | Fair | 68.9 ft | 1,088 | 1984 |
| Cnty.clb.rd over Penitentiary Creek | Fair | 25.9 ft | 1,088 | 1985 |
| River RD over Jack Creek | Fair | 103.0 ft | 1,010 | 1992 |
| FM over Sugar Creek | Fair | 102.0 ft | 920 | 1963 |
| Ia 16 over Little Cedar Creek | Fair | 115.2 ft | 830 | 1966 |
| Middle RD over Prices Creek | Fair | 109.9 ft | 820 | 1977 |
| FM over Skunk River | Fair | 485.9 ft | 750 | 1984 |
| River RD over Prices Creek | Fair | 109.9 ft | 680 | 1983 |
| Hilton RD over Soap Creek | Fair | 45.9 ft | 660 | 1933 |
| FM over Small Stream | Fair | 23.0 ft | 650 | 1950 |
| FM over Mud Creek | Fair | 107.0 ft | 650 | 1965 |
| FM over Sugar Creek | Fair | 229.0 ft | 600 | 1967 |
| Local over Creek | Fair | 30.8 ft | 530 | 1961 |
| FM over Creek | Fair | 22.0 ft | 470 | 1963 |
| So 10th ST over Soap Creek | Fair | 80.1 ft | 460 | 1982 |
| FM over Lost Creek | Fair | 253.9 ft | 450 | 1970 |
| Local over Little Sugar Creek | Fair | 30.8 ft | 440 | 1974 |
| FM over Mud Creek | Fair | 29.9 ft | 410 | 1972 |
| FM over Lost Creek | Fair | 128.9 ft | 360 | 1970 |
| FM over Creek | Fair | 25.9 ft | 330 | 1958 |
| FM over Hog Thief Hollow | Fair | 22.0 ft | 280 | 1958 |
| FM over Sugar Creek | Fair | 128.9 ft | 270 | 1954 |
| FM over Drainage Ditch | Fair | 22.0 ft | 260 | 1961 |
| FM over Small Stream | Fair | 23.0 ft | 180 | 1958 |
| FM over Creek | Fair | 22.0 ft | 150 | 1958 |
| Local over Stream | Fair | 103.0 ft | 131 | 1974 |
| Local over Sugar Creek | Fair | 180.1 ft | 120 | 1985 |
| Local over Sugar Creek West Branch | Fair | 113.8 ft | 120 | 1959 |
| FM over Lost Creek | Fair | 123.0 ft | 120 | 1949 |
| Local over Hog Thief Hollow | Fair | 38.1 ft | 100 | 1977 |
| FM over Drainage Ditch | Fair | 22.0 ft | 100 | 1964 |
| Local over Lost Creek | Fair | 22.0 ft | 100 | 1978 |
| Local over Sugar Creek | Fair | 169.0 ft | 90 | 1977 |
| FM over Small Stream | Fair | 22.0 ft | 90 | 1949 |
| FM over Barlene Creek | Fair | 30.8 ft | 90 | 1975 |
| FM over Grape Creek | Fair | 123.0 ft | 80 | 1948 |
| FM over Sugar Creek | Fair | 152.9 ft | 80 | 1952 |
| FM over Sugar Creek | Fair | 151.9 ft | 80 | 1957 |
| FM over Devil Creek | Fair | 153.9 ft | 80 | 1955 |
| Local over Creek | Fair | 24.0 ft | 80 | 1950 |
| Local over Lost Creek | Fair | 144.0 ft | 71 | 1975 |
| Old Ia 289 over Over Bnsf Rr | Fair | 169.0 ft | 70 | 1958 |
| FM over Sugar Creek | Fair | 152.9 ft | 70 | 1951 |
| FM over Lamalees Creek | Fair | 22.0 ft | 60 | 1950 |
| FM over Small | Fair | 39.0 ft | 60 | 1980 |
| FM over Lost Creek | Fair | 23.0 ft | 60 | 1975 |
| Local over Sugar Creek | Fair | 182.1 ft | 50 | 1974 |
| Local over Sugar Creek | Fair | 186.0 ft | 50 | 1952 |
| FM over Painter Creek | Fair | 123.0 ft | 45 | 1948 |
| FM over Devil Creek | Fair | 180.1 ft | 45 | 1944 |
| Local over Small | Fair | 34.1 ft | 40 | 1930 |
| 150th AVE over Sugar Creek | Fair | 153.9 ft | 40 | 1962 |
| Local over Small Stream | Fair | 22.0 ft | 40 | 1977 |
| FM over Sugar Creek | Fair | 183.1 ft | 35 | 1951 |
| Local over Creek | Fair | 26.9 ft | 34 | 1975 |
| Local over Bonnell Creek | Fair | 28.9 ft | 34 | 1978 |
| Local over Sutton Creek | Fair | 77.1 ft | 30 | 1977 |
| 110th ST over Prairie Creek | Fair | 27.9 ft | 30 | 1976 |
| Local over Little Cedar Creek | Fair | 103.0 ft | 26 | 1974 |
| Local over Little Sugar Creek | Fair | 23.0 ft | 26 | 1977 |
| FM over Sugar Creek | Fair | 245.1 ft | 25 | 1974 |
| Local over Sugar Creek Branch | Fair | 21.0 ft | 20 | 1949 |
| Local over Jack Creek | Fair | 40.0 ft | 11 | 1928 |
| US 218 SB over West Br Sugar Creek | Good | 228.0 ft | 4,650 | 2003 |
| US 218 SB over Sugar Creek | Good | 121.1 ft | 4,650 | 2003 |
| SB US 61 over Lost Creek | Good | 204.1 ft | 4,550 | 1992 |
| US 218 NB over West Br Sugar Creek | Good | 228.0 ft | 4,550 | 2003 |
| SB US 61 over Devils Creek | Good | 418.0 ft | 3,850 | 2000 |
| NB US 61 over Devils Creek | Good | 418.0 ft | 3,850 | 1999 |
| US 61 NB over Bnsf Rr | Good | 195.9 ft | 3,850 | 1999 |
| SB US 61 over Bnsf Rr | Good | 195.9 ft | 3,850 | 1999 |
| US 61 NB over County RD | Good | 158.1 ft | 3,850 | 2011 |
| US 61 SB over County RD | Good | 158.1 ft | 3,850 | 2011 |
| Ia 27 SB over 295th ST And Bnsf Rr | Good | 285.1 ft | 3,650 | 2001 |
| Ia 27 SB over Sugar Creek | Good | 173.6 ft | 3,650 | 2002 |
| US 61 SB over Bnsf Rr | Good | 248.0 ft | 3,500 | 1999 |
| US 61 NB over Bnsf Rr | Good | 229.0 ft | 3,400 | 1999 |
| SB US 61 over Bnsf Rr | Good | 229.0 ft | 3,400 | 1999 |
| US 61 NB over Jack Creek | Good | 187.0 ft | 3,050 | 2000 |
| US 61 SB over Jack Creek | Good | 186.0 ft | 3,050 | 1998 |
| US 218 SB over Ia 2 | Good | 198.2 ft | 3,000 | 2002 |
| US 218 NB over Ia 2 | Good | 198.2 ft | 2,950 | 2002 |
| Co RD X32 over US 61 | Good | 262.1 ft | 2,840 | 2010 |
| 27th ST over Dry Creek | Good | 76.1 ft | 2,551 | 2023 |
| US 61 SB over Bluff RD | Good | 303.1 ft | 2,435 | 2011 |
| US 61 NB over Bluff RD | Good | 323.8 ft | 2,435 | 2011 |
| US 61 NB over Chalk Ridge RD | Good | 162.7 ft | 2,435 | 2011 |
| US 61 SB over Chalk Ridge RD | Good | 162.7 ft | 2,435 | 2011 |
| Co RD J40 over US 61 | Good | 254.9 ft | 2,360 | 2011 |
| County Road over Pitman Creek | Good | 24.9 ft | 2,260 | 1995 |
| Business 61 over US 61 | Good | 245.1 ft | 1,650 | 2011 |
| Ia 2 over Sugar Creek | Good | 207.0 ft | 1,630 | 2021 |
| FM over Painter Creek | Good | 153.9 ft | 1,400 | 1972 |
| FM over Pitman Creek | Good | 179.1 ft | 1,400 | 1989 |
| Ia 2 over Lick Creek | Good | 133.2 ft | 1,330 | 2021 |
| Ia 16 over Branch Sugar Creek | Good | 32.2 ft | 1,220 | 1987 |
| Ia 16 over Little Cedar Creek | Good | 24.9 ft | 830 | 1989 |
| Twin Rivers RD over Over Bnsf Rr | Good | 306.1 ft | 820 | 1994 |
| AVE I over Dry Creek | Good | 80.7 ft | 724 | 2019 |
| FM over Small | Good | 21.0 ft | 680 | 1989 |
| FM over Lost Creek | Good | 167.0 ft | 650 | 2000 |
| FM over Small Stream | Good | 22.0 ft | 590 | 1990 |
| AVE F over French Creek | Good | 81.0 ft | 562 | 2023 |
| X38 Perkins RD over Skunk River | Good | 588.9 ft | 460 | 2011 |
| Co RD J50 over US 61 | Good | 274.0 ft | 450 | 2011 |
| FM over Sugar Creek | Good | 141.1 ft | 420 | 2008 |
| Co RD X 38 over US 61 | Good | 234.9 ft | 410 | 2009 |
| FM over Sugar Creek | Good | 128.9 ft | 400 | 2001 |
| AVE D over French Creek | Good | 90.9 ft | 389 | 2014 |
| FM over Solferino Creek | Good | 30.8 ft | 370 | 1978 |
| FM over Lamalees Creek | Good | 44.0 ft | 370 | 1996 |
| FM over Sugar Creek | Good | 191.9 ft | 370 | 1985 |
| FM over Creek | Good | 24.9 ft | 200 | 1992 |
| FM over Lick Creek | Good | 141.1 ft | 200 | 2008 |
| Local Secondary over Sugar Creek | Good | 167.0 ft | 181 | 1992 |
| FM over Creek | Good | 25.9 ft | 170 | 2003 |
| Local over Lamalees Creek | Good | 25.9 ft | 150 | 1996 |
| Local over Lost Creek | Good | 142.1 ft | 150 | 1995 |
| FM over Sugar Creek Little | Good | 26.9 ft | 150 | 1994 |
| Local over Sugar Creek | Good | 169.0 ft | 131 | 1978 |
| Local Road over Creek | Good | 22.0 ft | 131 | 1997 |
| Local over Lost Creek | Good | 103.0 ft | 131 | 1993 |
| FM over Hog Thief Hollow | Good | 39.0 ft | 130 | 1991 |
| 210th Street over US 218 | Good | 224.1 ft | 124 | 2001 |
| Local Co Road over Little Sugar Creek | Good | 103.0 ft | 100 | 1999 |
| Local over Unnamed Stream | Good | 21.0 ft | 100 | 2007 |
| 190th ST over Mud Creek | Good | 120.7 ft | 90 | 2021 |
| FM over Lick Creek | Good | 23.0 ft | 90 | 1991 |
| Wirtz Lane over Prices Creek | Good | 25.9 ft | 80 | 2007 |
| FM over Jack Creek | Good | 115.2 ft | 80 | 1993 |
| FM over Sugar Creek | Good | 153.9 ft | 80 | 2003 |
| Local over Creek | Good | 26.9 ft | 80 | 1994 |
| Henry Lee Street over Little Cedar Creek | Good | 140.1 ft | 71 | 2021 |
| FM over Grants Creek | Good | 24.9 ft | 60 | 2009 |
| 240th AVE over Creek | Good | 21.0 ft | 60 | 2004 |
| FM over Painter Creek | Good | 103.0 ft | 60 | 1987 |
| Abel Road over Sugar Creek | Good | 167.0 ft | 60 | 2019 |
| FM over Deeds Creek | Good | 26.9 ft | 60 | 1986 |
| Local over Sugar Creek | Good | 128.0 ft | 60 | 1996 |
| FM over Little Cedar Creek | Good | 112.9 ft | 60 | 1972 |
| 212 AVE over Sugar Creek | Good | 179.1 ft | 50 | 2011 |
| Local Secondary over Little Sugar Creek | Good | 25.9 ft | 50 | 2005 |
| 220th ST over US 61 | Good | 254.9 ft | 50 | 2011 |
| Local over Sugar Creek | Good | 128.0 ft | 40 | 1999 |
| Lost Creek RD over Lost Creek | Good | 179.5 ft | 40 | 2016 |
| 110th ST over Sugar Creek | Good | 30.8 ft | 40 | 2007 |
| Local over West Branch | Good | 78.1 ft | 40 | 1996 |
| FM over Creek | Good | 25.9 ft | 35 | 2005 |
| Local over Little Sugar Creek | Good | 35.1 ft | 30 | 2004 |
| 160th AVE over Tributary To Sugar Creek | Good | 21.7 ft | 26 | 2024 |
| Local over Big Sugar Creek | Good | 180.1 ft | 26 | 1987 |
| FM over Sugar Creek | Good | 25.9 ft | 25 | 2002 |
| Local over Sugar Creek | Good | 103.0 ft | 20 | 1994 |
| 140th Avenue over Little Sugar Creek | Good | 70.9 ft | 20 | 2023 |
| 170th AVE over Creek | Good | 20.7 ft | 20 | 2018 |
| 172nd AVE over Creek | Good | 21.0 ft | 15 | 2015 |
| Shimek ST Forest over Stream | Good | 25.9 ft | 0 | 1997 |
| Shimek ST Forest over Stream | Good | 71.9 ft | 0 | 1997 |