Buchanan County, Iowa bridges
Buchanan County has 320 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 20 (6%) are rated poor. The most common type is slab (29%).
- Bridges
- 320
- Good
- 43%
- Fair
- 50%
- Poor
- 6%
- 20 bridges
- Average age
- 39.5 yrs
- Posted or closed
- 51
Map of bridges in Buchanan County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Buchanan County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good43%(139)
Fair50%(161)
Poor6%(20)
When they were built
Busiest
- I-380 over Mud CreekGood17,700 vehicles/day
- US 20 over Drainage DitchGood10,700 vehicles/day
- 1st ST W over Wapsipinicon RiverFair10,258 vehicles/day
- US 20 over Drainage DitchGood10,100 vehicles/day
- US 20 over Drainage DitchFair10,100 vehicles/day
Longest
- Good
- FM W-45 over US 20Fair381 ft
- Poor
- Fair
- Fair
Oldest
- Concord ST over DrainagePoorBuilt 1900
- 165th ST over Small CreekFairBuilt 1900
- Local 305th St. over Lime CRPoorBuilt 1910
- 1st ST W over Wapsipinicon RiverFairBuilt 1917
- Loc Finley Ave over Lime CRPoorBuilt 1925
All bridges in Buchanan County
Busiest first · showing 1–200 of 320| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| I-380 over Mud Creek No. 000000000605480 | 1.4 Mi. S of Jct. SR V65 | 1983 | Culvert | 34 ft | 17,700 | Good |
| US 20 over Drainage Ditch No. 000000000604895 | 0.4 Mi. W of Jct. SR V65 | 1980 | Culvert | 25 ft | 10,700 | Good |
| 1st ST W over Wapsipinicon River No. 000000000015820 | T89N-R9W-S34-N0.0-E85.2 | 1917 | Arch - Deck | 256 ft | 10,258 | Fair |
| US 20 over Drainage Ditch No. 000000000604910 | 4.6 Mi. W of W Jct. IA150 | 1980 | Culvert | 21 ft | 10,100 | Good |
| US 20 over Drainage Ditch No. 000000000604915 | 4.2 Mi. W of Jct. Ia 150 | 1980 | Culvert | 26 ft | 10,100 | Fair |
| Ia 150 over Wapsipinicon River No. 000000000015950 | In Independence | 1927 | Arch - Deck | 341 ft | 9,000 | Fair |
| NB I-380 over Bear Creek No. 000000000605440 | 1.1 Mi. S of Jct. SR D48 | 1984 | Stringer/Multi-beam or Girder | 172 ft | 8,950 | Good |
| SB I-380 over Bear Creek No. 000000000605445 | 1.2 Mi. S of Jct. SR D48 | 1984 | Stringer/Multi-beam or Girder | 172 ft | 8,950 | Good |
| NB I-380 over Lime Creek No. 000000000605460 | 0.6 Mi. N of Jct. SR D48 | 1984 | Stringer/Multi-beam or Girder | 198 ft | 8,850 | Fair |
| SB I-380 over Lime Creek No. 000000000605465 | 0.7 Mi. N of Jct. SR D48 | 1984 | Stringer/Multi-beam or Girder | 198 ft | 8,850 | Fair |
| NB I-380 over SR D48 No. 000000000605450 | At Jct. of SR D48 | 1984 | Stringer/Multi-beam or Girder | 205 ft | 8,550 | Good |
| I 380 SB over D48 No. 000000000605455 | At Jct. SR D48 | 1984 | Stringer/Multi-beam or Girder | 205 ft | 8,550 | Good |
| US 20 over Dry Creek No. 000000000603840 | 0.6 Mi. W of Jct. SR W40 | 1979 | Culvert | 21 ft | 8,300 | Fair |
| 1st ST East over Melone Creek No. 000000000015831 | T89N-R9W-S35-N0.0-E14.5 | 2019 | Stringer/Multi-beam or Girder | 134 ft | 6,094 | Good |
| Ia 150 over Hazelton Creek No. 000000000016011 | 0.3 Mi. N of Jct. SR C57 | 1986 | Slab | 133 ft | 5,100 | Good |
| Ia 150 over Bear Creek No. 000000000015921 | 0.9 Mi. N of CR D-47 | 2013 | Stringer/Multi-beam or Girder | 197 ft | 4,650 | Good |
| Ia 150 over Bear Creek No. 000000000015931 | 3.3 Mi. S of Jct. US 20 | 2009 | Slab | 123 ft | 4,650 | Good |
| Ia 150 over Branch Bear Creek No. 000000000015901 | 0.1 Mi. N of Jct. SR D48 | 1983 | Culvert | 33 ft | 4,530 | Fair |
| Ia 150 over Branch Bear Creek No. 000000000015911 | 3.5 Mi. N of Jct. SR D48 | 1976 | Culvert | 33 ft | 4,530 | Fair |
| SR W-40 over US 20 No. 000000000603650 | At Jct. SR W40 | 1978 | Stringer/Multi-beam or Girder | 267 ft | 4,174 | Fair |
| EB US 20 over Wapsipinicon River No. 000000000603625 | 1.5 Mi. E of Jct. Ia #150 | 1978 | Stringer/Multi-beam or Girder | 339 ft | 4,150 | Fair |
| WB US 20 over Wapsipinicon River No. 000000000603630 | 1.5 Mi. E of Jct. Ia #150 | 1978 | Stringer/Multi-beam or Girder | 339 ft | 4,150 | Fair |
| EB US 20 over Pine Creek No. 000000000603640 | 1.6 Mi. W of Jct. SR W40 | 1978 | Stringer/Multi-beam or Girder | 243 ft | 4,150 | Fair |
| WB US 20 over Pine Creek No. 000000000603645 | 1.6 Mi. W of Jct. SR W40 | 1978 | Stringer/Multi-beam or Girder | 246 ft | 4,150 | Good |
| Ia 150 over Harte Creek No. 000000000015961 | 0.2 Mi. N of Jct. SR D16 | 1984 | Stringer/Multi-beam or Girder | 75 ft | 3,890 | Fair |
| Ia 150 over Branch Otter Creek No. 000000000015971 | 4.6 Mi. S of SR C57 | 1984 | Culvert | 21 ft | 3,890 | Fair |
| Ia 150 over Branch Otter Creek No. 000000000015991 | 2.3 Mi. S of JCT S.R. C57 | 1984 | Culvert | 33 ft | 3,890 | Good |
| Ia 150 over Otter Creek No. 000000000016001 | 1.4 Mi. S of JCT SR C57 | 1991 | Culvert | 21 ft | 3,890 | Good |
| Ia 150 over Stream No. 000000000605030 | 3.4 Mi. S of SR C57 | 1984 | Culvert | 22 ft | 3,890 | Fair |
| EB US 20 over Buffalo Creek No. 000000000603660 | 2.3 Mi. E of Jct. SR W40 | 1978 | Stringer/Multi-beam or Girder | 305 ft | 3,500 | Fair |
| WB US 20 over Buffalo Creek No. 000000000603665 | 2.3 Mi. E of Jct. SR W40 | 1978 | Stringer/Multi-beam or Girder | 305 ft | 3,500 | Fair |
| 220th ST over Drainage Ditch No. 000000000015841 | 088090205 | 1974 | Culvert | 44 ft | 3,260 | Fair |
| Jackson Ave over Small Stream No. 000000000082171 | 088090904 | 1976 | Culvert | 22 ft | 3,103 | Fair |
| EB US 20 over Ia 150 No. 000000000603620 | At JCT.150 | 1978 | Stringer/Multi-beam or Girder | 211 ft | 3,100 | Good |
| WB US 20 over Ia 150 No. 000000000603623 | At Jct. 150 | 1978 | Stringer/Multi-beam or Girder | 211 ft | 3,100 | Fair |
| V65 over Small Stream No. 000000000082271 | 088100608 | 2014 | Stringer/Multi-beam or Girder | 66 ft | 2,917 | Good |
| 2nd ST SW over Wapsipinicon River No. 000000000006220 | T88N-R9W-S04-N90.9-E87.3 | 1968 | Stringer/Multi-beam or Girder | 253 ft | 2,834 | Fair |
| Racine Ave over Drainage Ditch No. 000000000016080 | 088082602 | 1953 | Culvert | 27 ft | 2,671 | Fair |
| Racine Ave over Drainage Ditch No. 000000000016090 | 088082304 | 1953 | Culvert | 25 ft | 2,671 | Poor |
| Racine Ave over Small Natural Stream No. 000000000016100 | 088082302 | 1954 | Slab | 92 ft | 2,671 | Poor |
| Ia 281 over Little Wapsipinicon Rvr No. 000000000603990 | 0.2 Mi. E of SR V62 | 1954 | Stringer/Multi-beam or Girder | 142 ft | 2,670 | Fair |
| 220th ST over Small Natural Stream No. 000000000015811 | 088100615 | 1999 | Culvert | 20 ft | 2,494 | Fair |
| Ia 281 over Hunter Creek No. 000000000016061 | 1.7 Mi. W of Jct. Ia 150 | 1986 | Slab | 78 ft | 2,330 | Good |
| Ia 281 over Otter Creek No. 000000000016071 | 0.3 Mi. W of Jct. Ia 150 | 1986 | Stringer/Multi-beam or Girder | 167 ft | 2,330 | Fair |
| Ia 187 over Lamont Creek No. 000000000016041 | 0.2 Mi. N of N JCT SR C64 | 1977 | Slab | 124 ft | 2,250 | Fair |
| Ia 187 over So Fk Maquoketa River No. 000000000016051 | 0.1 Mi. S of S JCT SR C57 | 1989 | Stringer/Multi-beam or Girder | 172 ft | 2,250 | Good |
| FM V-65 over US 20 No. 000000000604900 | At Jct. US 20 & SR V65 | 1980 | Stringer/Multi-beam or Girder | 268 ft | 2,062 | Good |
| Ia 187 over Prairie Creek No. 000000000016031 | 1.6 Mi. N of US #20 | 1989 | Slab | 132 ft | 1,960 | Good |
| FM Denison Ave over Small Creek No. 000000000084181 | 090101501 | 1998 | Culvert | 26 ft | 1,650 | Fair |
| FM over Small Creek No. 000000000084201 | 090101605 | 1998 | Slab | 113 ft | 1,650 | Fair |
| FM over Little Wapsipinicon No. 000000000084211 | 090101705 | 1996 | Stringer/Multi-beam or Girder | 243 ft | 1,650 | Good |
| Ia 187 over Stream No. 000000000083340 | 0.2 Mi. N of Jct. SR C57 | 1960 | Culvert | 35 ft | 1,560 | Fair |
| FM over Buck Creek No. 000000000084221 | 090101801 | 1980 | Stringer/Multi-beam or Girder | 142 ft | 1,493 | Fair |
| D22 (220th St) over Pine Creek No. 000000000015851 | 088080403 | 2013 | Stringer/Multi-beam or Girder | 176 ft | 1,420 | Good |
| D22 (220th St) over Drainage Ditch No. 000000000015861 | 088080305 | 2013 | Culvert | 21 ft | 1,420 | Good |
| FM over Wapsipinicon River No. 000000000083090 | 089100802 | 1962 | Stringer/Multi-beam or Girder | 351 ft | 1,390 | Poor |
| V62 Baxter Ave over Small Stream No. 000000000083081 | 089100802 | 2018 | Slab | 73 ft | 1,365 | Good |
| FM over Buck Creek No. 000000000084235 | 090102006 | 1972 | Stringer/Multi-beam or Girder | 143 ft | 1,277 | Fair |
| Iowa Ave (mhi) over US 20 No. 000000000604925 | 1.5 Mi. W of Jct. Ia 150 | 1980 | Stringer/Multi-beam or Girder | 268 ft | 1,218 | Good |
| W35 Quasqueton Ave over Small Creek No. 000000000081141 | 087081502 | 2019 | Slab | 130 ft | 1,180 | Good |
| W35 Quasqueton Ave over Small Stream No. 000000000081151 | 087081502 | 2019 | Slab | 93 ft | 1,180 | Good |
| Ia 187 over US 20 No. 000000000016020 | At Jct. of US 20 | 1970 | Stringer/Multi-beam or Girder | 262 ft | 1,170 | Fair |
| Water ST over Wapsipinicon River No. 000000000009661 | 8808345748 | 2013 | Stringer/Multi-beam or Girder | 426 ft | 1,169 | Good |
| FM over Harter CR No. 000000000082990 | 089092702 | 1963 | Slab | 75 ft | 1,169 | Fair |
| 3rd ST NE over Melone Creek No. 000000000006240 | T89N-R9W-S35-N15.3-E11.8 | 1969 | Slab | 100 ft | 1,149 | Fair |
| Hayes ST over Otter Creek No. 000000000006031 | 000000000 | 2015 | Slab | 132 ft | 1,119 | Good |
| 120th ST over Hunter Creek No. 000000000083921 | 090091803 | 2000 | Stringer/Multi-beam or Girder | 201 ft | 1,100 | Good |
| FM over Little Spring Creek No. 000000000082401 | 088103106 | 1987 | Slab | 75 ft | 1,090 | Fair |
| 330th ST over Lime Creek No. 000000000016110 | 087102711 | 1951 | Stringer/Multi-beam or Girder | 92 ft | 992 | Fair |
| FM over Stream No. 000000000082460 | 089070702 | 1968 | Culvert | 22 ft | 982 | Fair |
| W45 Slater Ave over Buffalo Creek No. 000000000082731 | 089082511 | 2002 | Stringer/Multi-beam or Girder | 214 ft | 982 | Good |
| FM over Small Stream No. 000000000083460 | 090073104 | 1968 | Culvert | 26 ft | 982 | Fair |
| FM over Stream No. 000000000361010 | 089071902 | 1965 | Culvert | 46 ft | 982 | Fair |
| FM V-65 over I-380 No. 000000000605485 | At Jct. I-380 & S.R. V65 | 1984 | Stringer/Multi-beam or Girder | 308 ft | 864 | Good |
| FM over Harter Creek No. 000000000082980 | 089092701 | 1964 | Slab | 77 ft | 825 | Fair |
| FM over Otter Creek No. 000000000082911 | 089091907 | 2001 | Slab | 157 ft | 805 | Fair |
| D16 Otterville over Small Stream No. 000000000083001 | 089092801 | 2019 | Slab | 73 ft | 805 | Good |
| FM over Small Stream No. 000000000082030 | 088082109 | 1952 | Stringer/Multi-beam or Girder | 64 ft | 790 | Poor |
| FM over Br Buffalo Creek No. 000000000015890 | 088070103 | 1962 | Culvert | 25 ft | 776 | Poor |
| FM over Pine Creek No. 000000000082011 | 088082105 | 1991 | Slab | 125 ft | 776 | Fair |
| Quasqueton Blvd over Small Stream No. 000000000082081 | 088082703 | 2014 | Stringer/Multi-beam or Girder | 72 ft | 776 | Good |
| W 35 over US 20 No. 000000000603635 | 2.5 Mi. E of Jct. 150 | 1978 | Stringer/Multi-beam or Girder | 300 ft | 776 | Fair |
| D22 200th ST over Buffalo Creek No. 000000000015871 | 088080105 | 2018 | Stringer/Multi-beam or Girder | 200 ft | 760 | Good |
| 220th ST over Drainage Ditch No. 000000000015880 | 088070501 | 1927 | Stringer/Multi-beam or Girder | 26 ft | 760 | Poor |
| FM W45 over Dry Creek No. 000000000080991 | 087073302 | 1974 | Slab | 103 ft | 730 | Fair |
| FM over Wapsipinicon River No. 000000000083100 | 089100907 | 1968 | Stringer/Multi-beam or Girder | 254 ft | 687 | Fair |
| FM over Ovflw Wapsipinicon Rvr No. 000000000083110 | 089100909 | 1968 | Slab | 102 ft | 687 | Fair |
| FM over Stream No. 000000000361400 | 090091003 | 1972 | Culvert | 26 ft | 658 | Fair |
| 330th ST over Bear Creek No. 000000000016120 | 087103605 | 1951 | Stringer/Multi-beam or Girder | 155 ft | 648 | Poor |
| FM over Small Stream No. 000000000083400 | 090072307 | 1970 | Culvert | 33 ft | 599 | Fair |
| FM over Small Stream No. 000000000083420 | 090072403 | 1970 | Culvert | 33 ft | 599 | Fair |
| FM V-71 over I 380 No. 000000000362360 | 2.0 Mi. N of S.R. D48 | 1983 | Stringer/Multi-beam or Girder | 300 ft | 520 | Good |
| V71 over US 20 No. 000000000604905 | 6.0 Mi. W of Jct. 150 | 1980 | Stringer/Multi-beam or Girder | 268 ft | 520 | Good |
| Washington ST over Drainage No. 000000000007080 | 000000000 | 1959 | Slab | 77 ft | 509 | Fair |
| FM W-45 over US 20 No. 000000000603655 | 3.4 Mi. W of Jct. Ia 187 | 1978 | Stringer/Multi-beam or Girder | 381 ft | 471 | Fair |
| FM over Buffalo Creek No. 000000000083591 | 090081103 | 2004 | Slab | 125 ft | 432 | Good |
| FM over Small Stream No. 000000000083120 | 089101007 | 1965 | Culvert | 30 ft | 422 | Fair |
| FM over W Br Buffalo CR No. 000000000083621 | 090081601 | 2003 | Slab | 113 ft | 373 | Good |
| FM 290 St. over Bear Creek No. 000000000081361 | 087090901 | 2004 | Slab | 156 ft | 350 | Good |
| FM 290th ST over Lime Creek No. 000000000081551 | 087101201 | 2004 | Slab | 157 ft | 350 | Good |
| FM over W Br Pine Creek No. 000000000082641 | 089080502 | 1977 | Slab | 103 ft | 344 | Fair |
| FM over W Br Buffalo Creek No. 000000000083631 | 090081604 | 1974 | Slab | 116 ft | 344 | Fair |
| FM 155th St. over Small Stream No. 000000000083732 | 090083203 | 2004 | Slab | 87 ft | 344 | Good |
| FM over W Br Buffalo Creek No. 000000000083551 | 090080506 | 2004 | Slab | 113 ft | 334 | Good |
| FM over W Br Buffalo Creek No. 000000000083581 | 090080807 | 1974 | Slab | 128 ft | 334 | Fair |
| FM over Smith Creek No. 000000000082151 | 088083506 | 2003 | Culvert | 40 ft | 324 | Fair |
| FM Laporte RD over Mud Creek No. 000000000081590 | 087101909 | 1967 | Slab | 102 ft | 320 | Fair |
| Local over Otter Creek No. 000000000083911 | 090091603 | 1997 | Arch - Thru | 129 ft | 295 | Fair |
| FM over Malone Creek No. 000000000082970 | 089092503 | 1969 | Slab | 127 ft | 285 | Fair |
| FM 280th St. over Spring Creek No. 000000000081500 | 087100601 | 1952 | Stringer/Multi-beam or Girder | 75 ft | 246 | Fair |
| Jackson St. over Stream No. 000000000007051 | 000000000 | 1984 | Slab | 80 ft | 232 | Fair |
| Concord ST over Drainage No. 000000000007070 | 000000000 | 1900 | Stringer/Multi-beam or Girder | 53 ft | 220 | Poor |
| FM over Wapsipinicon River No. 000000000083151 | 089101309 | 1999 | Slab | 324 ft | 216 | Good |
| 2nd ST NE over Melone Creek No. 000000000006231 | T89N-R9W-S35-N7.3-E11.8 | 1985 | Slab | 103 ft | 208 | Fair |
| Local Dugan Ave over Lime CR No. 000000000081680 | 087103404 | 1952 | Slab | 127 ft | 200 | Fair |
| FM over Buffalo Creek No. 000000000080761 | 087070205 | 2003 | Stringer/Multi-beam or Girder | 226 ft | 196 | Good |
| Local 265th ST over Bear CR No. 000000000082230 | 088092703 | 1962 | Slab | 77 ft | 190 | Fair |
| Henley Ave over US 20 No. 000000000604920 | 2.5 Mi. W of Jct. Ia 150 | 1980 | Stringer/Multi-beam or Girder | 257 ft | 187 | Good |
| FM over Bear Creek No. 000000000082181 | 088091608 | 2006 | Slab | 46 ft | 177 | Good |
| FM over Small Stream No. 000000000083030 | 089093606 | 1966 | Slab | 32 ft | 167 | Fair |
| FM over Buffalo Creek No. 000000000083660 | 090082401 | 1955 | Stringer/Multi-beam or Girder | 150 ft | 167 | Fair |
| Loc Keokuk Ave over Small Stream No. 000000000083811 | 090090208 | 1976 | Culvert | 23 ft | 154 | Fair |
| FM over Stream No. 000000000083230 | 089102802 | 1951 | Culvert | 25 ft | 147 | Fair |
| FM 140th ST over Small Stream No. 000000000083990 | 090092701 | 1958 | Stringer/Multi-beam or Girder | 58 ft | 147 | Fair |
| FM Vincent Av over Small Stream No. 000000000081800 | 088071502 | 1955 | Culvert | 26 ft | 137 | Fair |
| FM 145th ST over Little Wapsipinicon No. 000000000084280 | 090102805 | 1965 | Stringer/Multi-beam or Girder | 202 ft | 137 | Fair |
| Carter Ave over Small Stream No. 000000000083241 | 089103304 | 2004 | Culvert | 21 ft | 135 | Good |
| Loc 150th ST over Hunter CR No. 000000000084051 | 090093103 | 2006 | Slab | 112 ft | 135 | Good |
| Loc 150th ST over Otter CR No. 000000000084080 | 090093201 | 1953 | Stringer/Multi-beam or Girder | 203 ft | 130 | Poor |
| Nolan Ave over Wapsipinicon River No. 000000000363860 | 088083204 | 1996 | Stringer/Multi-beam or Girder | 324 ft | 130 | Good |
| Loc 100th ST over Stream No. 000000000083771 | 090090201 | 1995 | Culvert | 24 ft | 128 | Fair |
| Local RD over Buffalo Creek No. 000000000082580 | 089073101 | 1980 | Tee Beam | 80 ft | 123 | Fair |
| Pine Creek Ave over Small Stream No. 000000000082020 | 088082108 | 1957 | Slab | 77 ft | 120 | Fair |
| FM Stewart Av over Small Stream No. 000000000080780 | 087070602 | 1963 | Culvert | 31 ft | 118 | Fair |
| FM Stewart Av over Small Stream No. 000000000080790 | 087070702 | 1963 | Culvert | 32 ft | 118 | Fair |
| FM over W Br Buffalo Creek No. 000000000083650 | 090082103 | 1957 | Stringer/Multi-beam or Girder | 131 ft | 118 | Fair |
| FM 140th ST over Otter Creek No. 000000000084000 | 090092803 | 1968 | Slab | 127 ft | 118 | Fair |
| Dillon Ave over Small Stream No. 000000000084261 | 090102206 | 2015 | Stringer/Multi-beam or Girder | 55 ft | 113 | Good |
| FM Stewart Av over Small Creek No. 000000000080850 | 087071804 | 1963 | Slab | 77 ft | 110 | Fair |
| FM 310th ST over Dry Creek No. 000000000080860 | 087072201 | 1956 | Stringer/Multi-beam or Girder | 88 ft | 110 | Fair |
| FM 140th ST over Hunter Creek No. 000000000084020 | 090092901 | 1968 | Slab | 78 ft | 108 | Fair |
| Loc Grant Ave over Small Stream No. 000000000082831 | 089090704 | 1973 | Culvert | 26 ft | 104 | Good |
| 165th ST over Small Creek No. 000000000366210 | 10W89N036050 | 1900 | Culvert | 21 ft | 104 | Fair |
| FM 250th ST over Small Stream No. 000000000081830 | 088072301 | 1957 | Slab | 32 ft | 100 | Fair |
| Local Union Ave over Dry Creek No. 000000000080971 | 087073204 | 1997 | Slab | 113 ft | 98 | Good |
| Local 250th ST over Small Stream No. 000000000082051 | 088082301 | 2010 | Other | 72 ft | 98 | Good |
| FM 150th ST over Buffalo Creek No. 000000000083441 | 090073101 | 1985 | Stringer/Multi-beam or Girder | 154 ft | 98 | Fair |
| FM Quonset Ave over W Br Buffalo Ck No. 000000000083751 | 090083504 | 1979 | Slab | 125 ft | 98 | Fair |
| FM W-17 over I-380 No. 000000000605470 | 0.9 Mi. N of Jct. SR D48 | 1984 | Stringer/Multi-beam or Girder | 268 ft | 98 | Good |
| Loc Grant Ave over Small Stream No. 000000000084031 | 090093004 | 2005 | Culvert | 20 ft | 91 | Good |
| Loc Central Ave over Small Stream No. 000000000084190 | 090101604 | 1967 | Slab | 77 ft | 91 | Fair |
| 235th ST over Small Stream No. 000000000081941 | 108808 | 2016 | Slab | 83 ft | 90 | Good |
| Local 250th ST over Small Creek No. 000000000082000 | 088082103 | 1957 | Slab | 77 ft | 90 | Fair |
| FM over Buffalo Creek No. 000000000082660 | 089081301 | 1962 | Stringer/Multi-beam or Girder | 169 ft | 88 | Fair |
| FM over Malone Creek No. 000000000082951 | 089092406 | 2003 | Other | 56 ft | 88 | Fair |
| Washington Ave over S Fork Maquoketa River No. 000000000083371 | 090071404 | 2005 | Slab | 125 ft | 88 | Good |
| FM over Buck Creek No. 000000000084290 | 090102903 | 1965 | Stringer/Multi-beam or Girder | 143 ft | 88 | Fair |
| Local 240th ST over Small Stream No. 000000000081945 | 088081401 | 1979 | Culvert | 23 ft | 82 | Fair |
| Deacon Ave over Small Stream No. 000000000084161 | 090101002 | 2015 | Tee Beam | 52 ft | 82 | Good |
| Local 335th St. over Small Stream No. 000000000081311 | 087083603 | 1998 | Stringer/Multi-beam or Girder | 29 ft | 80 | Fair |
| FM over Lime Creek No. 000000000081640 | 087102603 | 1954 | Stringer/Multi-beam or Girder | 152 ft | 80 | Fair |
| Local 250th ST over Pine CR No. 000000000081991 | 088082003 | 2004 | Other | 82 ft | 80 | Fair |
| Parrish Ave over Pine CR No. 000000000082090 | 088082804 | 1960 | Slab | 102 ft | 80 | Poor |
| FM 140th ST over Small Stream No. 000000000083980 | 090092601 | 1958 | Slab | 32 ft | 80 | Fair |
| Iowa Ave over Small Stream No. 000000000081350 | 087090804 | 2004 | Culvert | 28 ft | 79 | Good |
| Coots Blvd over Small Creek No. 000000000082121 | 088083103 | 2015 | Culvert | 26 ft | 79 | Good |
| FM over Small Stream No. 000000000083180 | 089102201 | 1957 | Stringer/Multi-beam or Girder | 87 ft | 79 | Poor |
| Loc 100th ST over W Branch Buffalo Ck No. 000000000083541 | 090080501 | 1979 | Stringer/Multi-beam or Girder | 55 ft | 79 | Fair |
| Danial Ave over Mud CR No. 000000000081571 | 087101602 | 1989 | Culvert | 46 ft | 73 | Fair |
| 252nd ST over Bear Creek No. 000000000082211 | 088092103 | 2000 | Culvert | 27 ft | 73 | Good |
| Local over Small Stream No. 000000000082920 | 089092104 | 1969 | Slab | 78 ft | 73 | Fair |
| Local over Small Stream No. 000000000083131 | 089101011 | 2005 | Culvert | 42 ft | 73 | Good |
| River RD Blvd over Small Stream No. 000000000083141 | 089101303 | 2000 | Culvert | 22 ft | 73 | Good |
| Loc Harrison Av over Small Stream No. 000000000083840 | 090090502 | 1959 | Slab | 78 ft | 73 | Fair |
| Loc 110th ST over Small Stream No. 000000000083850 | 090090701 | 1963 | Slab | 32 ft | 73 | Fair |
| Loc 110th ST over Hunter CR No. 000000000083870 | 090090701 | 1963 | Slab | 76 ft | 73 | Fair |
| Ringold Ave over Drainage No. 000000000366230 | .25 Mi. North of 335th ST | 2015 | Slab | 22 ft | 73 | Good |
| FM 250th ST over Buffalo Creek No. 000000000081821 | 088071603 | 1994 | Stringer/Multi-beam or Girder | 48 ft | 70 | Fair |
| Local 270th ST over Smith CR No. 000000000082161 | 088083601 | 2004 | Other | 68 ft | 70 | Good |
| Local 240th ST over Buffalo Creek No. 000000000362805 | 088071703 | 1986 | Stringer/Multi-beam or Girder | 243 ft | 70 | Fair |
| York Ave over US 20 No. 000000000016140 | 1.5 MI E of Jct. Ia 187 | 1970 | Stringer/Multi-beam or Girder | 258 ft | 69 | Fair |
| York Ave over Small Stream No. 000000000081771 | S13 T88N R07W | 2017 | Slab | 70 ft | 69 | Good |
| FM York Ave over Small Stream No. 000000000081840 | 088072502 | 2008 | Culvert | 21 ft | 69 | Good |
| Postel Ave over Small Stream No. 000000000082041 | 8808220044 | 2011 | Other | 68 ft | 69 | Fair |
| FM 250th ST over Lime Creek No. 000000000082321 | 088102301 | 1989 | Slab | 88 ft | 69 | Good |
| 170th ST over Small Stream No. 000000000366900 | 1089076000 | 2023 | Channel Beam | 32 ft | 69 | Good |
| 330th ST over Dry Creek No. 000000000080981 | 087073301 | 2007 | Other | 68 ft | 62 | Fair |
| Local King Ave over Small Stream No. 000000000081430 | 087092602 | 1970 | Culvert | 22 ft | 62 | Fair |
| Carter Ave over Small Stream No. 000000000081670 | 087102904 | 1952 | Culvert | 22 ft | 62 | Fair |
| King Ave over Small Stream No. 000000000082251 | R9WT88N350071 | 2013 | Culvert | 24 ft | 62 | Good |
| Local over West Branch of Pine Crk No. 000000000082701 | 089082003 | 1988 | Slab | 125 ft | 62 | Fair |
| 185th ST over Small Stream No. 000000000082901 | 089091703 | 2018 | Culvert | 30 ft | 62 | Good |
| Indiana Ave over Otter CR No. 000000000084011 | 090092804 | 2010 | Other | 67 ft | 62 | Fair |
| Quinset Ave over Sand Creek No. 000000000081160 | 087081504 | 1958 | Slab | 125 ft | 60 | Fair |
| Local 310th St. over Small Creek No. 000000000081240 | 087082401 | 1963 | Slab | 77 ft | 60 | Fair |
| Hamilton Ave over Bear CR No. 000000000081461 | 087093004 | 2006 | Other | 90 ft | 60 | Good |
| Local 310th ST over Lime CR No. 000000000081620 | 087102303 | 1957 | Slab | 102 ft | 60 | Fair |
| Local 260th ST over Buffalo Creek No. 000000000081860 | 088072701 | 1949 | Stringer/Multi-beam or Girder | 210 ft | 60 | Fair |
| FM Gabrial Av over Lime Creek No. 000000000082431 | 088103602 | 1976 | Stringer/Multi-beam or Girder | 156 ft | 60 | Good |
| 150th ST over Small Stream No. 000000000083451 | 090073103 | 2018 | Other | 68 ft | 60 | Good |
Structure types in Buchanan County
| Slab | 93 | 29.1% |
| Stringer/Multi-beam or Girder | 90 | 28.1% |
| Culvert | 89 | 27.8% |
| Other | 33 | 10.3% |
| Truss - Thru | 4 | 1.3% |
| Tee Beam | 3 | 0.9% |
| Arch - Deck | 2 | 0.6% |
| Channel Beam | 2 | 0.6% |
| Box Beam or Girders - Multiple | 2 | 0.6% |
| Arch - Thru | 1 | 0.3% |
| Girder and Floorbeam System | 1 | 0.3% |
Other counties in Iowa
- Adair County 303
- Adams County 185
- Allamakee County 197
- Appanoose County 185
- Audubon County 204
- Benton County 373
- Black Hawk County 489
- Boone County 134
- Bremer County 267
- Buena Vista County 157
- Butler County 287
- Calhoun County 198
- Carroll County 249
- Cass County 296
- Cedar County 300
- Cerro Gordo County 268
- Cherokee County 244
- Chickasaw County 304
- Clarke County 168
- Clay County 154
- Clayton County 257
- Clinton County 375
- Crawford County 301
- Dallas County 206
- Davis County 163
- Decatur County 199
- Delaware County 294
- Des Moines County 173
- Dickinson County 83
- Dubuque County 346
- Emmet County 78
- Fayette County 362
- Floyd County 214
- Franklin County 227
- Fremont County 179
- Greene County 168
- Grundy County 288
- Guthrie County 263
- Hamilton County 165
- Hancock County 135
- Hardin County 241
- Harrison County 222
- Henry County 173
- Howard County 212
- Humboldt County 87
- Ida County 182
- Iowa County 239
- Jackson County 252
- Jasper County 382
- Jefferson County 156
- Johnson County 376
- Jones County 230
- Keokuk County 183
- Kossuth County 266
- Lee County 214
- Linn County 511
- Louisa County 151
- Lucas County 198
- Lyon County 273
- Madison County 225
- Mahaska County 221
- Marion County 217
- Marshall County 303
- Mills County 184
- Mitchell County 167
- Monona County 160
- Monroe County 131
- Montgomery County 209
- Muscatine County 144
- O'Brien County 263
- Osceola County 184
- Page County 191
- Palo Alto County 135
- Plymouth County 430
- Pocahontas County 198
- Polk County 548
- Pottawattamie County 557
- Poweshiek County 243
- Ringgold County 215
- Sac County 221
- Scott County 291
- Shelby County 207
- Sioux County 448
- Story County 302
- Tama County 337
- Taylor County 220
- Union County 172
- Van Buren County 155
- Wapello County 190
- Warren County 238
- Washington County 207
- Wayne County 165
- Webster County 190
- Winnebago County 54
- Winneshiek County 342
- Woodbury County 455
- Worth County 116
- Wright County 175