| US 218 over Little Potomac | 1958 | 13,300 | Fair |
| US 218 over Spring Creek | 1967 | 13,300 | Fair |
| Grand Ave over East Henry St | 1967 | 6,858 | Fair |
| City Street over over BNSF RR | 1968 | 6,800 | Fair |
| US 34 over Drainage | 1956 | 6,800 | Fair |
| US 218 SB over Big Creek | 1968 | 6,150 | Good |
| US 218 NB over Big Creek | 2000 | 6,050 | Good |
| US 218 SB over Big Creek | 2003 | 4,950 | Fair |
| US 218 SB over North Branch Fish Creek | 2003 | 4,950 | Good |
| US 218 SB over Skunk River | 2003 | 4,950 | Good |
| US 218 SB over South Br of Fish Creek | 2003 | 4,950 | Good |
| US 218 Ramp G over US 218 | 2001 | 4,890 | Good |
| US 218 Ia 27 NB over Skunk River | 2019 | 4,850 | Good |
| US 218 NB over Big Creek | 1963 | 4,850 | Fair |
| US 218 NB over North Fish Creek | 1963 | 4,850 | Fair |
| US 218 NB over South Fish Creek | 1964 | 4,850 | Fair |
| US 218 NB over BNSF RR | 2001 | 4,400 | Good |
| US 34 EB US 218 SB over BNSF RR | 2001 | 4,400 | Good |
| US 34 Ia 163 EB over Skunk River | 2022 | 3,800 | Good |
| US 218 SB over US 34 | 2001 | 3,500 | Fair |
| US 218 NB over US 34 | 2001 | 3,450 | Fair |
| US 218 Ramp E over US 218 | 2001 | 3,430 | Good |
| US 34 WB over Skunk River | 2004 | 3,400 | Good |
| 235TH Street over Big Creek | 1957 | 2,930 | Poor |
| US 34 EB over Big Creek | 2002 | 2,900 | Good |
| US 34 EB over Hickory Ave | 2002 | 2,900 | Good |
| US 34 EB over Iowa Ave | 2002 | 2,900 | Good |
| US 34 WB over Big Creek | 2002 | 2,900 | Good |
| US 34 WB over Hickory Ave | 2002 | 2,900 | Good |
| US 34 WB over Iowa Ave | 2002 | 2,900 | Good |
| US 34 EB over BNSF RR | 2002 | 2,700 | Good |
| US 34 EB over Old 34 | 2002 | 2,700 | Good |
| US 34 EB over W 55 | 2002 | 2,700 | Good |
| US 34 WB over BNSF RR | 2002 | 2,700 | Good |
| US 34 WB over Old 34 | 2002 | 2,700 | Good |
| US 34 WB over W 55 | 2002 | 2,700 | Good |
| Iowa Hwy 438 over Heaths Creek | 1963 | 2,290 | Fair |
| SR X-23 over Reloc. US 34 | 1998 | 2,010 | Good |
| US 34 Ia 163 WB over BNSF | 2001 | 1,930 | Good |
| W55 Franklin Ave over Skunk River | 1960 | 1,570 | Fair |
| US 34 WB over Ia 438 | 2001 | 1,520 | Fair |
| US 34 EB over Ia 438 | 2001 | 1,375 | Good |
| Winfield Ave over US 34/218 | 2001 | 1,290 | Good |
| Ia 78 over Crooked Creek | 1951 | 1,170 | Fair |
| FM over Big Creek | 1959 | 1,151 | Poor |
| FM over BNSF RR | 2010 | 1,120 | Good |
| Ia # 78 over Stream | 1916 | 1,110 | Fair |
| Local over Big Creek | 1991 | 1,090 | Fair |
| FM over South Big Creek | 1999 | 960 | Good |
| H38 220TH St over Lawrence Creek | 2022 | 960 | Good |
| FM over Big Creek | 1999 | 940 | Good |
| FM over South Big Creek | 1996 | 940 | Fair |
| US 34 WB on Ramp over US 34 | 2002 | 920 | Good |
| W55 Franklin Ave over BNSF RR | 2019 | 920 | Good |
| FM over East Fork Crooked Creek | 1970 | 910 | Poor |
| FM over South Big Creek | 1967 | 900 | Fair |
| Ia 78 over Stream | 2018 | 900 | Good |
| 255TH Street over U.S. 218 | 2001 | 860 | Good |
| S Iris St over US 218 | 2001 | 830 | Good |
| FM over Branch 0F Mud Creek | 1985 | 780 | Fair |
| Ia 78 over Stream | 1932 | 780 | Fair |
| FM over Little Cedar Creek | 1972 | 650 | Poor |
| FM over Sugar Creek | 1960 | 640 | Poor |
| Ia 78 over E. Fork Crooked Creek | 2003 | 640 | Good |
| S Walnut St over Heather Branch | 1973 | 628 | Poor |
| Local Rd over Small Natural Stream | 1931 | 600 | Fair |
| FM over Skunk River | 1976 | 590 | Fair |
| FM over Big Creek | 1992 | 540 | Fair |
| FM over Bougus Creek | 1985 | 450 | Fair |
| FM over Prairie Creek | 1963 | 450 | Poor |
| Old Highway 34 over Skunk River | 2000 | 450 | Good |
| W 46 Ash Ave over Mud Creek | 1976 | 440 | Fair |
| J20 Salem Rd over Mud Creek | 2019 | 400 | Good |
| FM over Brandy Wine Creek | 1966 | 340 | Fair |
| FM over Lynn Creek | 1964 | 340 | Poor |
| FM over BNSF RR | 2003 | 270 | Good |
| FM over Spearman Branch | 1979 | 260 | Fair |
| FM over Big Creek | 1980 | 230 | Fair |
| Ia 78 over Drainage Ditch | 1931 | 180 | Fair |
| FM over Skunk River | 1981 | 170 | Fair |
| FM over Big Creek | 1989 | 160 | Good |
| FM over Skunk River | 1986 | 160 | Fair |
| Local over Br Fish Creek | 1997 | 145 | Good |
| FM over Big Cedar Creek | 1954 | 140 | Fair |
| FM over East Fork Crooked Creek | 1965 | 140 | Fair |
| Jewel Ave over US 218 | 2000 | 140 | Good |
| Lexington Ave over Drainage Ditch | 2011 | 140 | Good |
| Local over Big Creek | 1985 | 140 | Good |
| FM over Crooked Creek | 1968 | 130 | Fair |
| FM over Stream | 1984 | 130 | Fair |
| Local over Crooked Creek | 1959 | 123 | Fair |
| FM over Wolf Creek | 1984 | 120 | Good |
| H14 120TH St over Local Creek | 1920 | 120 | Fair |
| X13 Marsh Ave over South Big Creek | 2015 | 120 | Good |
| Local over Big Cedar Creek | 1978 | 113 | Good |
| Local over Big Creek | 2010 | 113 | Good |
| FM over Sugar Creek | 1968 | 110 | Fair |
| FM over Sugar Creek | 1959 | 100 | Poor |
| Perkins Rd over Mud Creek | 2006 | 91 | Good |
| FM over Branch Shawnee Creek | 1973 | 90 | Fair |
| Local over Spearman Branch | 1977 | 82 | Fair |
| 312TH St over Mud Creek | 2011 | 80 | Good |
| FM over Big Cedar Creek | 1983 | 80 | Good |
| H18 140TH St over Lynn Creek | 2016 | 80 | Good |
| Local over Crooked Creek | 1988 | 80 | Fair |
| Hickory Ave over Lynn Creek | 1988 | 73 | Poor |
| Local Road over Spearman Branch | 1958 | 73 | Poor |
| Local over Brush Creek | 1984 | 73 | Fair |
| Local over Dickey Creek | 1956 | 73 | Poor |
| Local over Mud Creek | 1959 | 73 | Poor |
| Local over Mud Creek | 2004 | 73 | Good |
| FM over East Fork Crooked Creek | 1968 | 70 | Fair |
| FM over Mud Creek | 1972 | 70 | Poor |
| H46 260TH St over Berry Branch Creek | 2019 | 70 | Good |
| X030 Ext(geode) over Cedar Creek | 1935 | 70 | Poor |
| Ash Ave over Rock Creek | 2016 | 62 | Good |
| Local over Big Creek | 1977 | 62 | Fair |
| Local over Mud Creek | 1953 | 62 | Fair |
| FM over Berry Br | 1977 | 60 | Fair |
| FM over Cedar Creek | 1952 | 60 | Poor |
| FM over Drainage Ditch | 1971 | 60 | Fair |
| FM over Mud Creek | 1958 | 60 | Poor |
| FM over S. Br. Big Creek | 1957 | 60 | Poor |
| FM over Sugar Creek | 1974 | 60 | Fair |
| Oasis Ave over South Big Creek | 2014 | 60 | Good |
| Local over Big Cedar Creek | 1988 | 51 | Fair |
| Local over Br.brush Creek | 1993 | 51 | Fair |
| Local over Branch Brush Creek | 1951 | 51 | Poor |
| Local over Local Stream | 1915 | 51 | Fair |
| Local over Lynn Creek | 1992 | 51 | Poor |
| Local over Lynn Creek | 1973 | 51 | Fair |
| Local over North Branch Big Creek | 1979 | 51 | Good |
| FM over Brush Creek | 1956 | 50 | Fair |
| FM over Small Stream | 1974 | 50 | Fair |
| Freemont Ave over Fish Creek | 2011 | 47 | Good |
| Local over Little Cedar Creek | 1957 | 47 | Fair |
| Local over Local Stream | 1957 | 47 | Poor |
| FM over Big Cedar River Creek | 1961 | 45 | Fair |
| Local over Fish Creek | 1993 | 41 | Good |
| Local over Local Stream | 1968 | 41 | Poor |
| Local over Sugar Creek | 1976 | 41 | Poor |
| Local over S. Br. Big Creek | 1959 | 40 | Fair |
| 310TH St over Fish Creek | 2012 | 35 | Good |
| Local Road over Green Creek | 2010 | 35 | Good |
| Local over Branch Fish Creek | 1974 | 35 | Poor |
| Local over Crooked Creek | 1956 | 35 | Poor |
| FM over Phillips Creek | 1983 | 30 | Good |
| Local Road over Spearman Branch | 1994 | 30 | Fair |
| Local over Berry Branch | 1974 | 30 | Poor |
| Local over Lynn Creek | 1974 | 30 | Poor |
| 270TH St over Branch of Brush Creek | 2022 | 26 | Good |
| Henryjefferson Ave over Stream | 2022 | 26 | Good |
| Local Road over Branch Sugar Creek | 1922 | 26 | Poor |
| Local over Br E Fork Crooked Creek | 1982 | 26 | Fair |
| Local over Big Creek | 1985 | 25 | Fair |
| Local Road over Branch Sugar Creek | 1917 | 21 | Poor |
| Local Road over Local Stream | 1917 | 21 | Fair |
| Local over Rock Creek | 1993 | 21 | Good |
| Local over Small | 1978 | 21 | Poor |
| FM over North Big Creek | 1950 | 20 | Fair |
| Henry Jeff Ave over Berry Branch | 2017 | 20 | Good |
| Local Road over Lynn Creek | 1975 | 16 | Poor |
| Local over East Fork Crooked Creek | 1914 | 16 | Poor |
| Benton Ave over Mud Creek | 2005 | 11 | Good |
| Kentucky Ave over Small | 2005 | 11 | Fair |
| Local Road over Branch Big Creek | 1977 | 11 | Poor |
| Local Road over Dickey Br. | 2007 | 11 | Good |
| Local Road over North Big Creek | 1918 | 11 | Fair |
| Local Road over Williams Creek | 1966 | 11 | Poor |
| Local over Branch Big Creek | 1985 | 11 | Poor |
| Local over East Fork Crooked Creek | 1984 | 11 | Fair |
| Local over Br Fish Creek | 2002 | 5 | Good |
| Local over S Br Big Creek | 1996 | 5 | Poor |