Adair County, Iowa bridges
Adair County has 303 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 37 (12%) are rated poor. The most common type is stringer/multi-beam or girder (66%).
- Bridges
- 303
- Good
- 48%
- Fair
- 40%
- Poor
- 12%
- 37 bridges
- Average age
- 41.1 yrs
- Posted or closed
- 56
Map of bridges in Adair County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Adair County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good48%(145)
Fair40%(121)
Poor12%(37)
When they were built
Busiest
- I-80 over Drainage DitchFair27,600 vehicles/day
- I-80 over Drainage DitchFair27,600 vehicles/day
- I-80 over North RiverFair25,900 vehicles/day
- I-80 over Plunger CreekFair25,900 vehicles/day
- I-80 over Middle RiverFair24,800 vehicles/day
Longest
- EB I-80 over Iais RRGood308 ft
- WB I-80 over Iais RRGood308 ft
- FM G-30 over I-80Fair254 ft
- Fair
- Poor
Oldest
- 3rd ST over Over Abandon RRPoorBuilt 1900
- Local over Nodaway CreekPoorBuilt 1900
- Local over Rutt BranchPoorBuilt 1900
- Local over Branch Middle RiverPoorBuilt 1900
- Local over Middle Nodaway RiverPoorBuilt 1900
All bridges in Adair County
Busiest first · showing 1–200 of 303| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| I-80 over Drainage Ditch No. 000000000013280 | 1.7 Mi. E of Jct. SR P-28 | 1959 | Culvert | 26 ft | 27,600 | Fair |
| I-80 over Drainage Ditch No. 000000000013300 | 0.9 Mi. W of SR P48 | 1959 | Culvert | 40 ft | 27,600 | Fair |
| I-80 over North River No. 000000000013230 | 3.1 Mi. E of Jct. Ia 25 | 1958 | Culvert | 58 ft | 25,900 | Fair |
| I-80 over Plunger Creek No. 000000000013250 | 1.1 Mi. W of Jct. SR P28 | 1959 | Culvert | 32 ft | 25,900 | Fair |
| I-80 over Middle River No. 000000000013140 | 3.3 Mi. E of SR N-54 | 1958 | Culvert | 51 ft | 24,800 | Fair |
| I-80 over Drainage Ditch No. 000000000013180 | 2.7 Mi. W of Jct. Ia 25 | 1958 | Culvert | 32 ft | 24,800 | Fair |
| Ia 25 over Iowa 25 No. 000000000012990 | At Jct. I-80 | 1958 | Stringer/Multi-beam or Girder | 214 ft | 23,600 | Fair |
| I-80 over Stream No. 000000000013080 | 0.8 Mi. W of Jct. SR G-30 | 1958 | Culvert | 28 ft | 23,300 | Fair |
| I 80 EB over Middle River No. 000000000013191 | 1.4 Mi. W of Ia 25 | 2013 | Stringer/Multi-beam or Girder | 223 ft | 12,400 | Good |
| WB I-80 over Middle River No. 000000000013201 | 1.4 Mi. W of Ia 25 | 2011 | Stringer/Multi-beam or Girder | 223 ft | 12,400 | Good |
| EB I-80 over Antique Country Dr. No. 000000000013160 | 3.5 Mi. W of Jct. Ia 25 | 1958 | Stringer/Multi-beam or Girder | 124 ft | 12,150 | Fair |
| WB I-80 over Antique Country Dr. No. 000000000013170 | 3.5 Mi. W of Jct. Ia 25 | 1958 | Stringer/Multi-beam or Girder | 124 ft | 12,150 | Fair |
| EB I-80 over Iais RR No. 000000000013101 | 0.5 Mi. W of Jct. SR N-54 | 2008 | Stringer/Multi-beam or Girder | 308 ft | 12,100 | Good |
| WB I-80 over Iais RR No. 000000000013111 | 0.5 Mi. W of SR N54 | 2009 | Stringer/Multi-beam or Girder | 308 ft | 12,100 | Good |
| SR P28 over I-80 No. 000000000013270 | At Jct. SR P-28 | 1959 | Stringer/Multi-beam or Girder | 210 ft | 4,502 | Fair |
| 5th Street over Iais RR No. 000000000000060 | A72000525 | 1923 | Arch - Deck | 205 ft | 3,562 | Fair |
| Ia 92 over Stream No. 000000000013030 | 2.2 Mi. E of Jct. SR N-72 | 1966 | Culvert | 23 ft | 2,800 | Fair |
| Ia 92 over Middle Nodaway River No. 000000000013040 | 2.4 Mi. W of Jct. Ia 25 | 1966 | Stringer/Multi-beam or Girder | 191 ft | 2,800 | Fair |
| SR N-54 over I-80 No. 000000000013120 | At Jct. SR N-54 | 1958 | Stringer/Multi-beam or Girder | 222 ft | 2,158 | Fair |
| Ia 25 over Stream No. 000000000012950 | 6.2 Mi. N of Jct. Ia 92 | 1952 | Culvert | 40 ft | 2,080 | Good |
| Ia 25 over Stream No. 000000000012960 | 5.5 Mi. S of Jct. I-80 | 1952 | Culvert | 30 ft | 2,080 | Fair |
| Ia 25 over Turkey Creek No. 000000000012971 | 4.6 Mi. S of Jct. I-80 | 2018 | Slab | 151 ft | 2,080 | Good |
| Ia 25 over Middle River No. 000000000012981 | 1.2 Mi. S of I-80 | 2018 | Stringer/Multi-beam or Girder | 229 ft | 2,080 | Good |
| Ia 92 over Grand River No. 000000000013060 | 1.0 Mi. W of Jct. SR P28 | 1966 | Stringer/Multi-beam or Girder | 168 ft | 1,780 | Fair |
| P33 Henry Wallace over Creek No. 000000000054731 | 074303102 | 2001 | Culvert | 23 ft | 1,673 | Good |
| FM G-30 over I-80 No. 000000000012920 | At Jct. of SR G-30 | 1958 | Stringer/Multi-beam or Girder | 254 ft | 1,654 | Fair |
| FM over Stream No. 000000000058342 | 077330803 | 1970 | Culvert | 37 ft | 1,564 | Fair |
| Ia 92 over Marvel Creek No. 000000000013051 | 0.3 Mi. W. of Co. Rd. P33 | 2020 | Stringer/Multi-beam or Girder | 133 ft | 1,540 | Good |
| P33 Henry Wallace over Three Mile Creek No. 000000000054651 | 74301807 | 1989 | Culvert | 27 ft | 1,374 | Good |
| FM over Stream No. 000000000055721 | 075303104 | 1989 | Culvert | 31 ft | 1,374 | Fair |
| FM over Nine Mile Run No. 000000000055731 | 075303104 | 1989 | Stringer/Multi-beam or Girder | 139 ft | 1,374 | Fair |
| P28 Stuart ST over Creek No. 000000000361120 | 077300906 | 1977 | Stringer/Multi-beam or Girder | 45 ft | 1,295 | Fair |
| Ia 92 over Brush Branch No. 000000000013070 | 2.1 Mi. E of Jct. SR P-28 | 1966 | Culvert | 21 ft | 1,130 | Good |
| Ia 92 over W Fork of Nodaway River No. 000000000013010 | 1.6 Mi. E of SR N-51 | 1950 | Stringer/Multi-beam or Girder | 183 ft | 1,090 | Fair |
| FM over Middle River No. 000000000056570 | 076302104 | 1969 | Stringer/Multi-beam or Girder | 207 ft | 1,047 | Fair |
| FM over North River No. 000000000057620 | 077302802 | 1965 | Stringer/Multi-beam or Girder | 69 ft | 1,047 | Fair |
| Antique Co.Dr over Middle River No. 000000000001020 | 77320352 | 1958 | Stringer/Multi-beam or Girder | 158 ft | 969 | Fair |
| Ia 92 over Clark Br of W Nodaway R No. 000000000013001 | 3.8 Mi. E. of Jct. Ia 148 | 2010 | Stringer/Multi-beam or Girder | 172 ft | 920 | Good |
| 310th Street over Three Mile Creek No. 000000000365120 | 074312401 | 2006 | Culvert | 22 ft | 518 | Good |
| FM over Middle Nodaway River No. 000000000054960 | 074320504 | 1967 | Stringer/Multi-beam or Girder | 183 ft | 509 | Fair |
| FM over Shanghar Creek No. 000000000361110 | 074322301 | 1977 | Stringer/Multi-beam or Girder | 57 ft | 468 | Fair |
| G61 310th ST over Unnamed Creek No. 000000000366095 | 2.4 MI E of N72 on G61 | 2015 | Culvert | 31 ft | 468 | Good |
| 3rd ST over Over Abandon RR No. 000000000004870 | 075321700 | 1900 | Stringer/Multi-beam or Girder | 110 ft | 387 | Poor |
| G61 310th ST over Three Mile Creek No. 000000000054661 | 074301901 | 2003 | Culvert | 36 ft | 379 | Good |
| G61 310th ST over Creek No. 000000000054680 | 074302401 | 1966 | Stringer/Multi-beam or Girder | 57 ft | 379 | Fair |
| FM over Branch Nodaway River No. 000000000058561 | 077333402 | 2008 | Slab | 100 ft | 349 | Fair |
| N54 Delta Ave over Branch of Nodaway Rvr No. 000000000366100 | 2.5 MI N of G27 on N54 | 2013 | Culvert | 21 ft | 349 | Good |
| FM over Rutt Branch No. 000000000056031 | 75320802 | 2009 | Culvert | 24 ft | 319 | Good |
| FM over Rutt Branch No. 000000000057071 | 076323202 | 1994 | Culvert | 28 ft | 319 | Fair |
| FM over Clark Branch No. 000000000055331 | 074330510 | 1994 | Stringer/Multi-beam or Girder | 103 ft | 249 | Good |
| FM over West Fork Nodaway River No. 000000000055421 | 074332105 | 1979 | Stringer/Multi-beam or Girder | 179 ft | 249 | Fair |
| FM over Middle Nodaway River No. 000000000055441 | 074332460 | 1978 | Stringer/Multi-beam or Girder | 204 ft | 249 | Good |
| FM over Middle River No. 000000000057870 | 077312003 | 1959 | Stringer/Multi-beam or Girder | 133 ft | 240 | Fair |
| Pinewood Ave over I-80 No. 000000000013220 | 2.0 Mi. E of Jct. Ia 25 | 1958 | Stringer/Multi-beam or Girder | 210 ft | 229 | Fair |
| 350th ST over Stream No. 000000000057441 | 77300620 | 2013 | Stringer/Multi-beam or Girder | 44 ft | 180 | Fair |
| FM over Nodaway River No. 000000000057121 | 076330401 | 2002 | Slab | 91 ft | 139 | Good |
| FM over Middle Nodaway River No. 000000000057141 | 076330650 | 1990 | Slab | 128 ft | 139 | Fair |
| FM over North River No. 000000000057751 | 077310301 | 1989 | Culvert | 40 ft | 139 | Good |
| G15 130th ST over North River No. 000000000057531 | 1.6 MI W of P28 on G15 | 2024 | Slab | 101 ft | 132 | Good |
| 250th ST over W Fork Nodaway River No. 000000000056371 | 0.7 MI E of N54 on 250th | 2021 | Stringer/Multi-beam or Girder | 229 ft | 123 | Good |
| E 2nd ST over Iais RR No. 000000000000071 | 000000000 | 2003 | Stringer/Multi-beam or Girder | 196 ft | 120 | Good |
| Thomas ST over Middle River No. 000000000001010 | 077320300 | 1940 | Truss - Thru | 96 ft | 120 | Poor |
| Russell ST over Middle River No. 000000000001030 | 077320300 | 1940 | Truss - Thru | 82 ft | 120 | Poor |
| Trenton Ave over I-80 No. 000000000013260 | 1.0 Mi. W of Jct. SR P28 | 1958 | Stringer/Multi-beam or Girder | 214 ft | 113 | Good |
| FM over Stream No. 000000000362351 | 077332201 | 2001 | Culvert | 24 ft | 100 | Fair |
| FM over Middle Nodaway River No. 000000000056901 | 076320401 | 2002 | Culvert | 40 ft | 89 | Good |
| FM over Stream No. 000000000056930 | 076321201 | 1949 | Truss - Thru | 95 ft | 89 | Poor |
| Fontanelle RD over Middle River No. 000000000058101 | 77321709 | 2012 | Stringer/Multi-beam or Girder | 29 ft | 89 | Good |
| Local over Middle Nodaway River No. 000000000055450 | 074332402 | 1950 | Truss - Thru | 211 ft | 82 | Fair |
| Local over Marvel Creek No. 000000000055591 | 075300702 | 1997 | Slab | 76 ft | 82 | Good |
| FM over Nodaway River No. 000000000056421 | 075333402 | 2004 | Stringer/Multi-beam or Girder | 205 ft | 79 | Good |
| FM over Stream No. 000000000056730 | 076310801 | 1970 | Stringer/Multi-beam or Girder | 32 ft | 79 | Fair |
| FM over Branch North Turkey Crk No. 000000000056741 | 076310901 | 2002 | Culvert | 23 ft | 79 | Good |
| FM over Plunger Creek No. 000000000057550 | 077302101 | 1963 | Stringer/Multi-beam or Girder | 44 ft | 79 | Fair |
| Trenton Ave over Stream No. 000000000055650 | 075302002 | 1952 | Stringer/Multi-beam or Girder | 32 ft | 72 | Fair |
| Local over Middle Nodaway River No. 000000000056241 | 075330403 | 1998 | Stringer/Multi-beam or Girder | 192 ft | 72 | Good |
| Pinewood Ave over Middle River No. 000000000057891 | 0.8 MI S of G15 | 2017 | Slab | 151 ft | 72 | Good |
| FM over East Nodaway River No. 000000000054861 | 074312902 | 2005 | Slab | 100 ft | 71 | Good |
| P17 Nevada Ave over Stream No. 000000000054871 | 074312902 | 2004 | Culvert | 27 ft | 71 | Good |
| FM over W Fork Nodaway River No. 000000000055311 | 074330401 | 2009 | Stringer/Multi-beam or Girder | 179 ft | 71 | Good |
| FM over Stream No. 000000000058301 | 077330501 | 2005 | Stringer/Multi-beam or Girder | 30 ft | 71 | Good |
| FM over Stream No. 000000000058311 | 077330501 | 2003 | Stringer/Multi-beam or Girder | 30 ft | 71 | Good |
| Riverside Ave over I-80 No. 000000000013240 | 4.0 Mi. E of Jct. Ia 25 | 1958 | Stringer/Multi-beam or Girder | 218 ft | 62 | Fair |
| Lewis Ave over Nodaway Creek No. 000000000055981 | 3.4 MI S of G35 on Lewis | 2020 | Slab | 111 ft | 62 | Good |
| Local over Creek No. 000000000056110 | 075322703 | 1954 | Stringer/Multi-beam or Girder | 35 ft | 62 | Poor |
| Local over Rutt Branch No. 000000000056300 | 075331202 | 1960 | Stringer/Multi-beam or Girder | 69 ft | 62 | Poor |
| Brown Ave over Stream No. 000000000056411 | 0.6 MI S of 92 on Brown | 2016 | Slab | 113 ft | 62 | Good |
| Local over Stream No. 000000000057500 | 077301101 | 1940 | Stringer/Multi-beam or Girder | 24 ft | 62 | Poor |
| Riverside Ave over North River No. 000000000057801 | Riverside 0.8 MI N of G15 | 2023 | Stringer/Multi-beam or Girder | 55 ft | 62 | Good |
| Fontanelle Road over I-80 No. 000000000013150 | 5.9 Mi. W of Jct. Ia 25 | 1958 | Stringer/Multi-beam or Girder | 218 ft | 60 | Fair |
| P39 Victor Ave over Small Stream No. 000000000054621 | 074301502 | 2002 | Girder and Floorbeam System | 30 ft | 60 | Good |
| FM over Stream No. 000000000055430 | 074332202 | 1950 | Stringer/Multi-beam or Girder | 64 ft | 60 | Fair |
| FM over Marvel Creek No. 000000000055890 | 075312202 | 1950 | Stringer/Multi-beam or Girder | 51 ft | 60 | Fair |
| FM over Nine Mile Run No. 000000000055941 | 075313402 | 2002 | Stringer/Multi-beam or Girder | 36 ft | 60 | Fair |
| FM over W Fk Middle Nodaway Rvr No. 000000000056271 | 075331004 | 1982 | Stringer/Multi-beam or Girder | 154 ft | 60 | Good |
| FM over Middle River No. 000000000056751 | 076311201 | 1992 | Stringer/Multi-beam or Girder | 205 ft | 60 | Good |
| FM over Nodaway Creek No. 000000000056971 | 076322201 | 2006 | Slab | 103 ft | 60 | Good |
| Local over Middle River No. 000000000058030 | 077320201 | 1953 | Stringer/Multi-beam or Girder | 153 ft | 60 | Fair |
| FM over North Turkey Creek No. 000000000058091 | 077321402 | 1985 | Culvert | 27 ft | 60 | Good |
| G15 (130th St) over North Turkey Creek No. 000000000058141 | 2.6 MI West of HWY 25 | 2012 | Slab | 73 ft | 60 | Good |
| G 15 (140th St) over Middle Nodaway River No. 000000000058461 | 77332870 | 2012 | Stringer/Multi-beam or Girder | 44 ft | 60 | Good |
| Local over Stream No. 000000000054970 | 074320602 | 1950 | Stringer/Multi-beam or Girder | 42 ft | 52 | Fair |
| 330th ST over West Fork Nodaway River No. 000000000055471 | 74332865 | 2012 | Slab | 153 ft | 51 | Good |
| Local over Nodaway River No. 000000000056051 | 075321101 | 1997 | Slab | 103 ft | 51 | Good |
| Local over Middle Nodaway River No. 000000000056091 | 075322105 | 1995 | Slab | 125 ft | 51 | Good |
| Local RD over Nine Mile Creek No. 000000000056252 | 075330404 | 1971 | Stringer/Multi-beam or Girder | 75 ft | 51 | Fair |
| Local over Small No. 000000000056465 | 076301201 | 1967 | Stringer/Multi-beam or Girder | 34 ft | 51 | Fair |
| Local over Stream No. 000000000056791 | 076311803 | 2003 | Stringer/Multi-beam or Girder | 45 ft | 51 | Good |
| Local over No.Turkey Creek No. 000000000057951 | 077313101 | 1992 | Slab | 103 ft | 51 | Good |
| 110th ST over Middle River No. 000000000058051 | 3.1 MI E of N54 on 110th | 2015 | Culvert | 38 ft | 51 | Good |
| Local over Stream No. 000000000058341 | 077330801 | 1993 | Stringer/Multi-beam or Girder | 47 ft | 51 | Fair |
| P43 York Ave over Stream No. 000000000054611 | 074301302 | 1995 | Slab | 91 ft | 50 | Good |
| P43 York Ave over Stream No. 000000000054781 | 074303605 | 2003 | Stringer/Multi-beam or Girder | 45 ft | 50 | Fair |
| FM over Creek No. 000000000055750 | 075303301 | 1932 | Stringer/Multi-beam or Girder | 41 ft | 50 | Fair |
| FM over Battle Creek No. 000000000055790 | 075310102 | 1959 | Stringer/Multi-beam or Girder | 42 ft | 50 | Poor |
| G35 (190th St) over Stream No. 000000000056961 | 76321960 | 2013 | Stringer/Multi-beam or Girder | 70 ft | 50 | Good |
| Local over East Nodaway River No. 000000000054901 | 074313201 | 2002 | Stringer/Multi-beam or Girder | 61 ft | 46 | Good |
| 300th ST over Stream No. 000000000055081 | 74321810 | 2012 | Stringer/Multi-beam or Girder | 44 ft | 46 | Good |
| Local over Middle Nodaway River No. 000000000055091 | 074321801 | 1982 | Stringer/Multi-beam or Girder | 119 ft | 46 | Fair |
| Local over Clark Branch No. 000000000055321 | 074330503 | 1997 | Slab | 88 ft | 46 | Good |
| Local over Nine Mile Run No. 000000000055741 | 075303202 | 1974 | Tee Beam | 90 ft | 46 | Fair |
| Local over Creek No. 000000000056140 | 075323101 | 1951 | Stringer/Multi-beam or Girder | 32 ft | 46 | Poor |
| Local over Plunger Creek No. 000000000057600 | 077302701 | 1968 | Stringer/Multi-beam or Girder | 43 ft | 46 | Poor |
| Trenton Ave over North River No. 000000000057641 | 1.2 MI S of G15 - Trenton | 2016 | Slab | 111 ft | 46 | Good |
| P43 York Ave over Grand River No. 000000000054540 | 074300104 | 1953 | Stringer/Multi-beam or Girder | 151 ft | 45 | Fair |
| G61 310th ST over Stream No. 000000000055401 | 1.7 MI W of N51 on G61 | 2017 | Slab | 143 ft | 45 | Good |
| Brown Ave over Nodaway River No. 000000000055491 | .9 MI S of 330th on Brown | 2023 | Stringer/Multi-beam or Girder | 205 ft | 45 | Good |
| FM over Grand River No. 000000000055701 | 075302704 | 2004 | Slab | 128 ft | 45 | Good |
| FM over Grand River No. 000000000056830 | 076312502 | 1961 | Stringer/Multi-beam or Girder | 44 ft | 45 | Fair |
| FM over Grand River No. 000000000056890 | 076313601 | 1950 | Stringer/Multi-beam or Girder | 32 ft | 45 | Fair |
| FM over Middle Nodaway River Br. No. 000000000057131 | 076330502 | 1993 | Tee Beam | 38 ft | 45 | Fair |
| G 35 (190th St) over Nodaway River No. 000000000057291 | 76331960 | 2012 | Slab | 133 ft | 45 | Good |
| FM over Nine Mile Run No. 000000000057310 | 076332301 | 1961 | Stringer/Multi-beam or Girder | 41 ft | 45 | Poor |
| York Ave over I-80 No. 000000000013290 | 2.9 Mi. E of Jct. SR P28 | 1959 | Stringer/Multi-beam or Girder | 210 ft | 41 | Fair |
| Local over Marvel Creek No. 000000000055871 | 075311302 | 1985 | Slab | 103 ft | 41 | Fair |
| Local over Nine Mile Run No. 000000000055951 | 075313505 | 2004 | Stringer/Multi-beam or Girder | 39 ft | 41 | Fair |
| Local over Stream No. 000000000056311 | 075331304 | 1991 | Culvert | 25 ft | 41 | Fair |
| Local over Stream No. 000000000057051 | 076323101 | 2006 | Stringer/Multi-beam or Girder | 44 ft | 41 | Good |
| Local over Rutt Branch No. 000000000057061 | 076323201 | 2007 | Stringer/Multi-beam or Girder | 62 ft | 41 | Good |
| Local over Nodaway Creek No. 000000000057101 | 076323602 | 2007 | Stringer/Multi-beam or Girder | 44 ft | 41 | Good |
| Local over Nine Mile Creek No. 000000000057240 | 076331401 | 1955 | Stringer/Multi-beam or Girder | 33 ft | 41 | Fair |
| Local over Stream No. 000000000057251 | 076331601 | 2002 | Stringer/Multi-beam or Girder | 45 ft | 41 | Good |
| Local over Stream No. 000000000057430 | 077300104 | 1959 | Stringer/Multi-beam or Girder | 57 ft | 41 | Fair |
| 150th ST over Stream No. 000000000057671 | 1.5 MI W of P28 on 150th | 2016 | Stringer/Multi-beam or Girder | 31 ft | 41 | Good |
| Local over Middle River No. 000000000057850 | 077311701 | 1958 | Stringer/Multi-beam or Girder | 78 ft | 41 | Poor |
| Local over Middle River No. 000000000058071 | 000000000 | 2009 | Slab | 130 ft | 41 | Good |
| Victor Ave over Stream No. 000000000365945 | 76301508 | 2013 | Stringer/Multi-beam or Girder | 42 ft | 41 | Good |
| FM over Stream No. 000000000055280 | 074323506 | 1950 | Stringer/Multi-beam or Girder | 21 ft | 40 | Fair |
| G53 270th ST over Nine Mile Run No. 000000000055921 | 0.3 MI E of IA25 on G53 | 2016 | Culvert | 25 ft | 40 | Good |
| P25 (riverside) over Branch of Middle River No. 000000000056761 | 76311202 | 2012 | Stringer/Multi-beam or Girder | 44 ft | 40 | Good |
| Local over Nodaway River Branch No. 000000000055360 | 074331202 | 1960 | Stringer/Multi-beam or Girder | 44 ft | 35 | Poor |
| 260th ST over Brush Branch No. 000000000055681 | 075302501 | 2011 | Stringer/Multi-beam or Girder | 31 ft | 35 | Good |
| 260th ST over Grand River No. 000000000055691 | 075302701 | 2006 | Stringer/Multi-beam or Girder | 60 ft | 35 | Fair |
| Local over Battle Creek No. 000000000055860 | 075311101 | 1970 | Stringer/Multi-beam or Girder | 42 ft | 35 | Fair |
| Local over Nodaway Creek No. 000000000055970 | 075320101 | 1900 | Stringer/Multi-beam or Girder | 57 ft | 35 | Poor |
| Local over Rutt Branch No. 000000000055990 | 075320402 | 1900 | Stringer/Multi-beam or Girder | 36 ft | 35 | Poor |
| Jordan Ave over Stream No. 000000000056171 | 075323402 | 2011 | Stringer/Multi-beam or Girder | 43 ft | 35 | Good |
| Local over Creek No. 000000000056190 | 075323502 | 1963 | Stringer/Multi-beam or Girder | 43 ft | 35 | Fair |
| York Ave over North River No. 000000000057720 | 077303602 | 1915 | Truss - Thru | 77 ft | 35 | Fair |
| York Ave over Plunger Creek No. 000000000057730 | 077303602 | 1938 | Truss - Thru | 61 ft | 35 | Poor |
| Local over Stream No. 000000000057931 | 077313002 | 2006 | Stringer/Multi-beam or Girder | 32 ft | 35 | Good |
| Marion Ave over North Turkey Creek No. 000000000057941 | 77313005 | 2014 | Slab | 151 ft | 35 | Good |
| Local over Stream No. 000000000364885 | 075302801 | 2005 | Stringer/Multi-beam or Girder | 36 ft | 35 | Fair |
| FM over Middle Nodaway River No. 000000000055511 | 074333402 | 2005 | Stringer/Multi-beam or Girder | 154 ft | 34 | Good |
| N54 Delta Ave over Nine Mile Creek No. 000000000056221 | 4.8 MI N of Ia 92 on N54 | 2016 | Slab | 151 ft | 34 | Good |
| P25 (riverside) over Middle River Branch No. 000000000056771 | 76311309 | 2012 | Stringer/Multi-beam or Girder | 44 ft | 34 | Good |
| FM over Grand River No. 000000000056860 | 076313401 | 1950 | Stringer/Multi-beam or Girder | 21 ft | 34 | Fair |
| FM over Grand River No. 000000000056870 | 076313401 | 1950 | Stringer/Multi-beam or Girder | 25 ft | 34 | Fair |
| Local RD over Middle River No. 000000000056545 | 076302001 | 1979 | Stringer/Multi-beam or Girder | 133 ft | 31 | Fair |
| Vinton Ave over Stream No. 000000000054631 | 074301506 | 2007 | Stringer/Multi-beam or Girder | 44 ft | 30 | Good |
| Marion Ave over Stream No. 000000000054831 | 0.8 MI N of G61 on Marion | 2015 | Stringer/Multi-beam or Girder | 30 ft | 30 | Good |
| Local over Stream No. 000000000055071 | 74321560 | 2001 | Stringer/Multi-beam or Girder | 34 ft | 30 | Fair |
| Local over Shanghar Creek No. 000000000055151 | 074322702 | 2009 | Stringer/Multi-beam or Girder | 46 ft | 30 | Good |
| Jordan Ave over Shanghar Creek Branch No. 000000000055161 | 074322702 | 2009 | Stringer/Multi-beam or Girder | 45 ft | 30 | Good |
| Local over Nodaway River West Fork No. 000000000055340 | 074330901 | 1949 | Truss - Thru | 248 ft | 30 | Fair |
| Local over W Fork Nodaway River No. 000000000055380 | 074331603 | 1949 | Truss - Thru | 244 ft | 30 | Poor |
| Local over Middle River No. 000000000055460 | 074332603 | 1920 | Truss - Thru | 150 ft | 30 | Fair |
| Elk Ave over Stream No. 000000000055521 | 3.0 MI W of N72 on 330th | 2019 | Stringer/Multi-beam or Girder | 42 ft | 30 | Fair |
| Local over Grand River No. 000000000055600 | 075300801 | 1958 | Stringer/Multi-beam or Girder | 69 ft | 30 | Good |
| Local over Grand River No. 000000000055660 | 075302201 | 1939 | Truss - Thru | 102 ft | 30 | Poor |
| 230th ST over Battle Creek No. 000000000055841 | 75311020 | 2004 | Stringer/Multi-beam or Girder | 28 ft | 30 | Good |
| 220th ST over Stream No. 000000000056001 | 075320601 | 2009 | Slab | 90 ft | 30 | Good |
| Local over Middle River No. 000000000056150 | 075323301 | 1950 | Truss - Thru | 124 ft | 30 | Poor |
| Local over Branch North River No. 000000000056440 | 076300202 | 1966 | Stringer/Multi-beam or Girder | 33 ft | 30 | Fair |
| Local over Middle River No. 000000000056530 | 076301801 | 1915 | Truss - Thru | 91 ft | 30 | Fair |
| Local over Middle River No. 000000000056620 | 076302706 | 1950 | Stringer/Multi-beam or Girder | 182 ft | 30 | Fair |
| Monroe Ave over Stream No. 000000000056801 | 0.5 MI N of G35 on Monroe | 2019 | Stringer/Multi-beam or Girder | 41 ft | 30 | Good |
| Fallow Ave over Nine Mile Creek No. 000000000057111 | 0.9 MI S of G27 on Fallow | 2014 | Stringer/Multi-beam or Girder | 42 ft | 30 | Good |
| Local over Plunger Creek No. 000000000057591 | 077302602 | 2008 | Stringer/Multi-beam or Girder | 50 ft | 30 | Good |
| Marion Ave over Stream No. 000000000057861 | 77311902 | 2012 | Stringer/Multi-beam or Girder | 43 ft | 30 | Fair |
| Lewis Ave over North Turkey Creek No. 000000000058151 | 0.9 MI S of G15 on Lewis | 2018 | Stringer/Multi-beam or Girder | 70 ft | 30 | Good |
| Elk Ave over Branch Nodaway River No. 000000000058451 | 77332609 | 2012 | Stringer/Multi-beam or Girder | 44 ft | 30 | Good |
| 130th ST over Small Stream No. 000000000363131 | 77332080 | 2012 | Stringer/Multi-beam or Girder | 29 ft | 30 | Good |
| FM over Nine Mile Run No. 000000000055771 | 075303408 | 2003 | Slab | 128 ft | 29 | Good |
| N77 Kent Ave over Nodaway River No. 000000000057001 | 1.2 MI S of G35 on N77 | 2016 | Stringer/Multi-beam or Girder | 70 ft | 29 | Good |
| Local over Middle River No. 000000000058010 | 077320101 | 1915 | Truss - Thru | 91 ft | 29 | Poor |
| FM over Middle Nodaway River No. 000000000058551 | 077333202 | 1996 | Slab | 78 ft | 29 | Good |
| Local over Branch Nodaway River No. 000000000364710 | 077332901 | 2003 | Stringer/Multi-beam or Girder | 29 ft | 29 | Good |
| Gibbon Ave over I-80 No. 000000000013130 | 3.0 Mi. E of Jct. SR N54 | 1958 | Stringer/Multi-beam or Girder | 227 ft | 26 | Good |
| 330th ST over Three Mile Creek No. 000000000054741 | 1.5 MI E of P33 on 330th | 2015 | Stringer/Multi-beam or Girder | 70 ft | 26 | Good |
Structure types in Adair County
| Stringer/Multi-beam or Girder | 201 | 66.3% |
| Culvert | 39 | 12.9% |
| Slab | 37 | 12.2% |
| Truss - Thru | 21 | 6.9% |
| Tee Beam | 3 | 1.0% |
| Arch - Deck | 1 | 0.3% |
| Girder and Floorbeam System | 1 | 0.3% |
Other counties in Iowa
- 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
- Buchanan County 320
- 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