| Ia 2 over Missouri River | 1986 | 8,300 | Good |
| Ia 2 over Overflow | 2022 | 8,000 | Good |
| I 29 NB over over Aband RR & Lcl Rd | 1972 | 7,850 | Fair |
| I 29 SB over Aband RR & Dike Rd | 1972 | 7,850 | Fair |
| I 29 NB over Main Ditch NO.6 | 1972 | 7,300 | Fair |
| I 29 SB over Main Ditch NO.6 | 1972 | 7,300 | Fair |
| NB I-29 over BNSF RR & Main St | 1972 | 7,300 | Fair |
| SB I-29 over BNSF RR & Main St | 1972 | 7,300 | Fair |
| NB I-29 over Waubonsie Ditch | 2010 | 6,450 | Good |
| SB I-29 over Waubonsie Ditch | 2011 | 6,450 | Good |
| I 29 SB over Plum Creek | 2009 | 6,100 | Good |
| NB I-29 over Plum Creek | 2009 | 6,100 | Good |
| NB I-29 over Horse Creek | 1972 | 6,050 | Fair |
| SB I-29 over Horse Creek | 1972 | 6,050 | Fair |
| NB I-29 over 155TH St | 2009 | 6,000 | Good |
| SB I-29 over 155TH St | 2009 | 6,000 | Good |
| I 29 NB over Ia 2 | 1972 | 4,500 | Fair |
| I 29 SB over Ia 2 | 1972 | 4,500 | Fair |
| Ia 2 EB over Missouri River Overflow | 2020 | 4,250 | Good |
| Ia 2 WB over Missouri River Overflow | 2021 | 4,250 | Good |
| Ia 2 EB over Missouri River Overflow | 2019 | 4,150 | Good |
| Ia 2 EB over Missouri River Overflow | 2021 | 4,150 | Good |
| Ia 2 WB over Missouri River Overflow | 2020 | 4,150 | Good |
| Ia 2 WB over Missouri River Overflow | 2021 | 4,150 | Good |
| EB Ia 2 over Horse Creek | 1969 | 4,000 | Fair |
| WB Ia 2 over Horse Creek | 1987 | 4,000 | Fair |
| US 275 & Ia 2 over Stream | 1962 | 2,090 | Good |
| Ia 2 over Overflow W Branch River | 1954 | 2,050 | Fair |
| Ia 2 over W Nishnabotna River Ovfl | 1953 | 2,050 | Fair |
| Ia 2 over West Nishnabotna River | 1954 | 2,050 | Fair |
| Ia 2 over East Nishnabotna River | 1975 | 1,910 | Fair |
| Ia 2 over Fisher Creek | 1975 | 1,910 | Fair |
| US 275 over Stream | 1928 | 1,880 | Good |
| US 59 over Fishers Creek | 1985 | 1,820 | Good |
| Ia 2 over Drainage Ditch | 1953 | 1,630 | Poor |
| Ia 2 over Drainage Ditch | 1953 | 1,630 | Poor |
| Ia 2 over Stream | 1953 | 1,630 | Poor |
| Ia 2 over over BNSF RR | 1986 | 1,630 | Fair |
| US 59 over Walnut Creek | 1984 | 1,520 | Good |
| Ia 333 over Drainage Ditch | 1961 | 1,420 | Fair |
| US 59 over Rock Creek | 1985 | 1,420 | Good |
| US 275 over Nishnabotna River | 1994 | 1,160 | Good |
| Ia 2 US 275 over Drainage | 2006 | 1,140 | Good |
| 120 Street over West Nishnabotna River | 1974 | 1,085 | Fair |
| Waubonsie Avenu over Waubonsie Creek | 1991 | 908 | Fair |
| 250 Street over E Nishnabotna River | 1975 | 866 | Fair |
| 250 Street over Nishna River Overflow | 1975 | 866 | Fair |
| 250 Street over W Nishwabotna River | 1975 | 866 | Fair |
| 190 Street over E Nishnabotna River | 1977 | 847 | Fair |
| Ia 333 over I-29 | 1972 | 830 | Fair |
| SR L 31 over I-29 | 1970 | 777 | Good |
| 370 Avenue over E Nishna River Overflow | 1957 | 771 | Poor |
| 370 Avenue over E Nishnabotna River | 1957 | 757 | Fair |
| FM J018 over Walnut Creek | 1951 | 750 | Poor |
| Filmore St over Plum Creek | 1993 | 687 | Good |
| 195 Avenue over Mule Slough | 2008 | 577 | Poor |
| FM L-31 over I-29 | 1972 | 577 | Fair |
| 330 Avenue over Walnut Creek | 1969 | 537 | Fair |
| 120 Street over Honey Creek | 2007 | 528 | Good |
| FM J018 over Branch Hunter Creek | 1993 | 528 | Good |
| 330 Avenue over Honey Creek | 1968 | 468 | Fair |
| FM over Brush Creek | 1993 | 468 | Good |
| Knox Rd over Cooper Creek | 2013 | 450 | Good |
| 200TH St over I-29 | 1972 | 399 | Fair |
| New Orleans A over Thomas Ditch | 1957 | 377 | Fair |
| 310 Street over High Creek | 1990 | 358 | Good |
| 310 Street over Rock Creek | 1962 | 358 | Fair |
| 310 Avenue over Stream | 1969 | 319 | Fair |
| Plum Creek Road over Plum Creek | 1950 | 294 | Poor |
| J-18 over Plum Creek | 2008 | 289 | Good |
| J18 Plum Creek Rd over Plum Creek | 2017 | 289 | Good |
| 330 Avenue over Deer Creek | 2002 | 264 | Good |
| 330 Avenue over Kilpatrick Creek | 1990 | 259 | Good |
| Bluff Road over Stream | 1960 | 249 | Fair |
| Bluff Road over Cooper Creek | 1959 | 244 | Poor |
| 242 Avenue over Possum Creek | 1980 | 240 | Fair |
| 370 Avenue over Walnut Creek | 1969 | 229 | Fair |
| 220 Street over Horse Creek | 1957 | 214 | Poor |
| 220 Street over Possum Creek | 1957 | 210 | Fair |
| J34 220TH St over Mule Slough | 2018 | 210 | Good |
| Bluff Road over Possum Creek | 1962 | 193 | Fair |
| 330 Avenue over E Nishnabotna River | 1975 | 180 | Fair |
| Western Avenue over Waubonsie Ditch | 1996 | 180 | Good |
| Washington St over Plum Creek | 2012 | 179 | Good |
| Bluff Road over Waubonsie Ditch | 1955 | 142 | Fair |
| J40 Manti Road over Fisher Creek | 2021 | 142 | Good |
| Bluff Road over Small Stream | 1986 | 139 | Fair |
| Bluff Road over Small Stream | 1986 | 139 | Fair |
| 330 Avenue over Mill Creek | 1956 | 91 | Poor |
| FM over Possum Creek | 1985 | 91 | Good |
| 142 Street over Plum Creek | 1960 | 89 | Fair |
| 200 Street over Drainage Ditch | 1978 | 79 | Fair |
| 250 Street over Gibson Slough | 1953 | 79 | Poor |
| 170 Street over West Nishnabotna River | 1960 | 72 | Poor |
| 210 Street over Mule Slough | 1976 | 72 | Fair |
| 170 Street over Small Stream | 1983 | 71 | Fair |
| 190 Street over Cooper Creek | 1998 | 71 | Good |
| 305 Avenue over Driscall Creek | 1958 | 63 | Poor |
| Western Ave over I-29 | 1970 | 61 | Fair |
| 230 Street over Small Stream | 1983 | 60 | Good |
| 200 Avenue over Plum Creek | 1978 | 51 | Fair |
| 200 Street over Cooper Creek | 1989 | 51 | Good |
| 280 Street over Mill Creek | 1961 | 51 | Poor |
| 300 Avenue over Camp Creek | 1979 | 51 | Fair |
| Western Avenue over Plum Creek | 1959 | 51 | Poor |
| 390 Ave over Mill Creek | 1959 | 50 | Fair |
| 215 Street over Spring Branch | 1984 | 46 | Fair |
| 390 Avenue over Hunter Branch | 1959 | 46 | Fair |
| J22 150TH St over West Nishnabotna River | 2015 | 45 | Good |
| 150 Street over Plum Creek | 1962 | 41 | Fair |
| 310 Avenue over Brush Creek | 1900 | 41 | Poor |
| 150 Street over Hunter Branch | 1961 | 40 | Fair |
| 150 Street over Walnut Creek | 1982 | 40 | Good |
| 380 Avenue over Mill Creek | 1973 | 40 | Poor |
| Brooklyn Dr over Hunter Branch Creek | 1959 | 40 | Poor |
| FM over Slippery Elm Hollow Crk | 1985 | 40 | Fair |
| Lcl-waubonsie over Hunters Creek | 1968 | 40 | Fair |
| SR Rd L-40 over I-29 | 1972 | 40 | Fair |
| 215 Ave over Plum Creek | 1992 | 36 | Good |
| 130 Street over Hunters Branch | 1986 | 35 | Good |
| 130 Street over Walnut Creek | 1988 | 35 | Good |
| 307 Avenue over Camp Creek | 1975 | 34 | Fair |
| FM 370 Avenue over Mill Creek | 1991 | 34 | Fair |
| 230 Street over Stream | 1969 | 31 | Fair |
| 255 Avenue over Cooper Creek | 1945 | 31 | Fair |
| 260 Avenue over Cooper Creek | 1959 | 31 | Fair |
| 280 Street over Mill Creek | 1961 | 30 | Fair |
| FM over #6 Ditch | 1986 | 29 | Poor |
| 110 Street over Hunter Branch | 1936 | 26 | Fair |
| 185 Street over Possum Creek | 1960 | 26 | Poor |
| 235TH St over Mule Slough | 2013 | 26 | Good |
| 260 Street over M.V.DD#10 | 1983 | 26 | Good |
| 260 Street over Main Ditch | 1981 | 26 | Fair |
| 270 Street over Mill Creek | 1959 | 26 | Poor |
| 285 Street over #6 Ditch | 1976 | 26 | Poor |
| 322 Avenue over Mill Creek | 1957 | 26 | Poor |
| 160 Street over Hunter Branch | 1975 | 21 | Fair |
| 160 Street over Walnut Creek | 1986 | 21 | Good |
| 295 Avenue over Relief | 1961 | 21 | Poor |
| 295 Avenue over Slippery Elm Hollow | 1966 | 21 | Poor |
| 342 Avenue over Drainage | 1960 | 21 | Fair |
| 357 Avenue over Walnut Creek | 1900 | 21 | Poor |
| 390 Avenue over Walnut Creek | 1993 | 21 | Good |
| 130 Street over Honey Creek | 1991 | 15 | Good |
| 210TH Street over Drainage | 1966 | 15 | Poor |
| 240 Street over Stream | 1957 | 15 | Poor |
| 290 Street over Mill Creek | 1920 | 15 | Poor |
| 300 Avenue over Driscall Creek | 1987 | 15 | Fair |
| 300 Street over Rock Creek | 1981 | 15 | Fair |
| 320TH St over Rock Creek | 1962 | 15 | Poor |
| 350 Avenue over Mill Creek | 1987 | 15 | Good |
| FM over Honey Creek | 2003 | 15 | Good |
| Local over Drainage Ditch | 1985 | 15 | Good |
| 160 Street over Honey Creek | 1955 | 11 | Fair |
| 165 Street over Hunter Branch | 1991 | 11 | Good |
| 170 Street over Drainage | 1994 | 11 | Good |
| 180 Street over Minor Drainage | 1955 | 11 | Poor |
| 230 Street over Minor Drainage | 1940 | 11 | Fair |
| 270 Street over Mill Creek | 1982 | 11 | Good |
| 300 Street over High Creek | 1988 | 11 | Fair |
| 325 Avenue over Perkins Creek | 1981 | 11 | Fair |
| 380 Avenue over Walnut Creek | 1961 | 11 | Fair |
| 400 Avenue over Walnut Creek | 1987 | 11 | Good |
| Local over Minor Drainage | 2007 | 11 | Good |
| Waubongie Ave over Stream | 2007 | 11 | Good |
| 310 Avenue over Driscoll Creek | 1963 | 10 | Fair |
| 190 Street over Mustard Lat | 1989 | 5 | Fair |
| 215 Street over Minor Drainage | 1971 | 5 | Poor |
| 240 Avenue over Cooper Creek | 1990 | 5 | Fair |
| 240 Avenue over Main Ditch | 1981 | 5 | Poor |
| 252 Street over Drainage #10 | 1920 | 5 | Poor |
| 320 Avenue over Walnut Creek | 1961 | 5 | Poor |
| 325 Avenue over Deer Creek | 2015 | 5 | Fair |
| 325 Avenue over Kilpatrick Creek | 1968 | 5 | Fair |
| 340 Avenue over Deer Creek | 1962 | 5 | Poor |
| 400 Avenue over Stream | 1966 | 5 | Poor |
| Corp Line Rd over Plum Creek | 1950 | 5 | Fair |
| Local over Mcpherson Creek | 1979 | 5 | Poor |
| Manti Park over Unnamed Creek | 1940 | – | Fair |