Hardin County, Iowa bridges
Hardin County has 241 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 69 (29%) are rated poor. The most common type is tee beam (34%).
- Bridges
- 241
- Good
- 36%
- Fair
- 35%
- Poor
- 29%
- 69 bridges
- Average age
- 42.9 yrs
- Posted or closed
- 37
Map of bridges in Hardin County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Hardin County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good36%(87)
Fair35%(85)
Poor29%(69)
When they were built
Busiest
- US 20 over DrainageGood9,800 vehicles/day
- US 20 over DrainageGood9,200 vehicles/day
- US 20 over Iowa RiverGood9,200 vehicles/day
- US 65 over Iowa RiverGood7,800 vehicles/day
- Washington ST over Iowa RiverFair6,251 vehicles/day
Longest
- US 20 over Iowa RiverGood1,639 ft
- Ia 175 over Iowa RiverFair451 ft
- Fair
- Ia 57 over Cc RRGood373 ft
- S 56 over US 20Good304 ft
Oldest
- FM over CreekPoorBuilt 1900
- FM over Tipton CreekPoorBuilt 1900
- FM over Bear CreekFairBuilt 1900
- FM over South Fork Iowa RiverPoorBuilt 1900
- Local over DdPoorBuilt 1900
All bridges in Hardin County
Busiest first · showing 1–200 of 241| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| US 20 over Drainage No. 000000000608310 | 1.8 Miles E of Jct. US 65 | 2003 | Culvert | 25 ft | 9,800 | Good |
| US 20 over Drainage No. 000000000608325 | 0.3 Mile E of JCT SR S56 | 2003 | Culvert | 33 ft | 9,200 | Good |
| US 20 over Iowa River No. 000000000608350 | 1.5 Mi. W of Jct. SR S56 | 2003 | Stringer/Multi-beam or Girder | 1,639 ft | 9,200 | Good |
| US 65 over Iowa River No. 000000000027141 | 0.1 Mi. S Jct. S.R. D20 | 2011 | Arch - Thru | 294 ft | 7,800 | Good |
| Washington ST over Iowa River No. 000000000027000 | 000000000 | 1934 | Arch - Deck | 380 ft | 6,251 | Fair |
| US 65 over Beaver Creek No. 000000000027111 | 1.6 Miles N of JCT SR D25 | 1976 | Culvert | 22 ft | 5,300 | Good |
| US 20 EB over D 35 (elm St) No. 000000000607865 | 3.4 Miles E of JCT US 65 | 2003 | Stringer/Multi-beam or Girder | 184 ft | 4,900 | Fair |
| US 20 WB over D 35 (elm St) No. 000000000607870 | 3.4 Miles E of JCT US 65 | 2003 | Stringer/Multi-beam or Girder | 184 ft | 4,900 | Good |
| US 20 EB over Beaver Creek No. 000000000607895 | 4.4 Miles E of Jct. US 65 | 2003 | Stringer/Multi-beam or Girder | 134 ft | 4,850 | Good |
| US 20 WB over Beaver Creek No. 000000000607900 | 4.4 Miles East JCT US 65 | 2003 | Stringer/Multi-beam or Girder | 134 ft | 4,850 | Good |
| WB US 20 over S. Fk Iowa River No. 000000000606205 | 1.0 Mile East of SR S27 | 1990 | Stringer/Multi-beam or Girder | 171 ft | 4,650 | Good |
| WB US 20 over Over UP RR No. 000000000606215 | 1.5 Miles East of SR S27 | 1990 | Stringer/Multi-beam or Girder | 212 ft | 4,650 | Good |
| US 20 EB over UPRR No. 000000000607435 | 1.5 Miles E of JCT SR S27 | 1999 | Stringer/Multi-beam or Girder | 212 ft | 4,650 | Good |
| EB US 20 over South Fork Iowa River No. 000000000607440 | 1.0 Mile E of JCT SR S27 | 1999 | Stringer/Multi-beam or Girder | 171 ft | 4,650 | Good |
| US 20 EB over Iowa River RR No. 000000000607910 | 0.4 MI West of JCT SR S56 | 2003 | Stringer/Multi-beam or Girder | 218 ft | 4,500 | Good |
| U.S. 20 WB over Iowa River RR No. 000000000607915 | 0.4 Miles W of JCT SR S56 | 2003 | Stringer/Multi-beam or Girder | 218 ft | 4,500 | Good |
| EB US 20 over CO RD S-27 No. 000000000606050 | At Junction With SR S27 | 1990 | Stringer/Multi-beam or Girder | 176 ft | 4,450 | Good |
| WB US 20 over CO RD S-27 No. 000000000606055 | At Junction With SR S27 | 1990 | Stringer/Multi-beam or Girder | 176 ft | 4,450 | Good |
| US 20 EB over US 65 No. 000000000607855 | At Junction With US 65 | 2003 | Stringer/Multi-beam or Girder | 270 ft | 4,100 | Good |
| US 20 WB over US 65 No. 000000000607860 | At Junction With US 65 | 2003 | Stringer/Multi-beam or Girder | 266 ft | 4,100 | Good |
| Ia 175 over Iowa River No. 000000000027241 | 0.1 Mi. W of Jct. SR S56 | 1984 | Stringer/Multi-beam or Girder | 451 ft | 3,370 | Fair |
| Ia 175 over Stream No. 000000000027231 | 0.5 Mi. East of SR D41 | 1994 | Culvert | 25 ft | 3,280 | Good |
| HWY 941 over Iowa River No. 000000000026991 | 089211513 | 1979 | Stringer/Multi-beam or Girder | 219 ft | 2,701 | Fair |
| HWY 941 over Iowa River No. 000000000026980 | 089211713 | 1932 | Girder and Floorbeam System | 146 ft | 2,357 | Fair |
| Ia 175 over Little Beaver Creek No. 000000000027210 | 0.9 Miles West of SR D41 | 1961 | Culvert | 40 ft | 2,260 | Good |
| Ia 175 over Beaver Creek No. 000000000027221 | 0.6 Mile W of JCT SR D41 | 1990 | Stringer/Multi-beam or Girder | 171 ft | 2,260 | Fair |
| Ia 57 over Cc RR No. 000000000027041 | 1.0 MI E of W JCT SR S56 | 2013 | Stringer/Multi-beam or Girder | 373 ft | 2,150 | Good |
| US 65 over UP RR No. 000000000027020 | 2.1 Miles W of Jct. Ia 57 | 1936 | Stringer/Multi-beam or Girder | 118 ft | 2,020 | Fair |
| US 65 over S. Fork Iowa River No. 000000000027091 | 0.6 MI N of N JCT Ia 175 | 2007 | Slab | 133 ft | 1,970 | Good |
| Ia 57 over W Branch Cedar River No. 000000000027030 | 1.6 Miles West of SR S56 | 1960 | Stringer/Multi-beam or Girder | 54 ft | 1,940 | Fair |
| Main ST over Iowa River No. 000000000000111 | 089211800 | 2023 | Slab | 168 ft | 1,858 | Good |
| US 65 over Honey Creek No. 000000000027061 | At JCT SR D55/280th ST | 2008 | Slab | 154 ft | 1,820 | Good |
| Ia 175 over So Fork Iowa River No. 000000000027201 | 2.5 Mi. E of E Jct. US 65 | 1981 | Stringer/Multi-beam or Girder | 256 ft | 1,770 | Good |
| US 65 over Little Beaver Creek No. 000000000027101 | 3.6 MI N of N JCT Ia 175 | 1976 | Slab | 93 ft | 1,720 | Fair |
| Ia 175 over Roberts Creek No. 000000000027251 | 0.6 Mile West of SR D41 | 1972 | Culvert | 21 ft | 1,700 | Good |
| River ST over Iowa River No. 000000000006610 | 000000000 | 1922 | Arch - Deck | 180 ft | 1,698 | Fair |
| S 56 over Pine Creek No. 000000000027151 | 087190904 | 1991 | Stringer/Multi-beam or Girder | 62 ft | 1,650 | Good |
| S 56 over Elk Creek No. 000000000027161 | 088192804 | 2016 | Slab | 111 ft | 1,650 | Good |
| US 65 & Ia 175 over Tipton Creek No. 000000000027081 | 1.0 Mile South of SR D47 | 2003 | Stringer/Multi-beam or Girder | 190 ft | 1,620 | Good |
| FM over Creek No. 000000000176000 | 088190304 | 1970 | Stringer/Multi-beam or Girder | 55 ft | 1,493 | Fair |
| S 56 over US 20 No. 000000000607890 | At Junction With SR S56 | 2003 | Stringer/Multi-beam or Girder | 304 ft | 1,453 | Good |
| US 65 over Minerva Creek No. 000000000027051 | 0.7 Miles S of JCT SR D65 | 1985 | Slab | 83 ft | 1,330 | Good |
| Ia 175 over Branch Honey Creek No. 000000000027181 | 3.5 MI W of W JCT US 65 | 1991 | Culvert | 29 ft | 1,320 | Good |
| Ia 175 over Honey Creek No. 000000000027191 | 1.5 Mi. W of W JCT US 65 | 1991 | Stringer/Multi-beam or Girder | 98 ft | 1,320 | Fair |
| HWY 359 over S Fork Iowa River No. 000000000027310 | 088221102 | 1958 | Stringer/Multi-beam or Girder | 170 ft | 1,286 | Fair |
| FM over Iowa River No. 000000000174621 | 086192205 | 1981 | Stringer/Multi-beam or Girder | 288 ft | 1,061 | Fair |
| South Ave over Iowa River No. 000000000176590 | 089201708 | 1957 | Stringer/Multi-beam or Girder | 170 ft | 1,041 | Poor |
| D20 HWY 941 over S Fork Iowa River No. 000000000026951 | 089222003 | 2014 | Slab | 103 ft | 943 | Good |
| HWY 941 (D20) over Drainage Ditch No. 000000000026961 | 089222003 | 2012 | Culvert | 23 ft | 943 | Good |
| D20 HWY 941 over Drainage Ditch No. 000000000026971 | 089222103 | 2015 | Culvert | 30 ft | 943 | Good |
| HWY 215 over S Fork Iowa River No. 000000000027280 | 086190502 | 1949 | Stringer/Multi-beam or Girder | 298 ft | 894 | Fair |
| HWY 215 over Small Natural Stream No. 000000000027290 | 087192902 | 1947 | Slab | 31 ft | 894 | Fair |
| HWY 215 over Small Natural Stream No. 000000000027260 | 086191604 | 1947 | Slab | 31 ft | 854 | Poor |
| HWY 215 over Small Natural Stream No. 000000000027270 | 086190526 | 1948 | Stringer/Multi-beam or Girder | 44 ft | 854 | Poor |
| FM over Dd No. 000000000176660 | 089210201 | 1971 | Stringer/Multi-beam or Girder | 68 ft | 776 | Poor |
| Sdb over Dowd Creek No. 000000000365301 | 086193601 | 2009 | Tee Beam | 82 ft | 766 | Good |
| D35 over US 20 No. 000000000607885 | At Junction SR D35 | 2003 | Stringer/Multi-beam or Girder | 224 ft | 717 | Good |
| FM over Doud Creek No. 000000000174701 | 086193605 | 2010 | Slab | 90 ft | 697 | Good |
| FM over Tipton CR No. 000000000175691 | 087212202 | 1974 | Slab | 112 ft | 687 | Poor |
| Pierce ST over Rock Run No. 000000000006590 | 000000000 | 1980 | Culvert | 30 ft | 672 | Fair |
| HWY 299 over S Fork Iowa River No. 000000000027300 | 087202702 | 1939 | Stringer/Multi-beam or Girder | 185 ft | 609 | Fair |
| FM over Minerva Creek No. 000000000175091 | 086213003 | 1972 | Stringer/Multi-beam or Girder | 44 ft | 550 | Poor |
| FM over Elk Creek No. 000000000176020 | 088192707 | 1964 | Stringer/Multi-beam or Girder | 55 ft | 491 | Poor |
| FM over Creek No. 000000000174650 | 086192801 | 1960 | Culvert | 20 ft | 462 | Poor |
| FM over Creek No. 000000000176691 | 089211105 | 1982 | Slab | 75 ft | 442 | Fair |
| Fremont ST over Rock Run No. 000000000006620 | 000000000 | 1940 | Slab | 40 ft | 424 | Fair |
| River RD over Elk Run Creek No. 000000000006581 | River RD over Elk Run | 2023 | Culvert | 41 ft | 390 | Good |
| Main ST over Iowa River No. 000000000011160 | 088192801 | 1936 | Stringer/Multi-beam or Girder | 162 ft | 387 | Fair |
| FM over Honey Creek No. 000000000174850 | 086202405 | 1967 | Stringer/Multi-beam or Girder | 88 ft | 373 | Poor |
| FM over Creek No. 000000000174860 | 086202407 | 1900 | Culvert | 22 ft | 373 | Poor |
| FM over South Fork Iowa River No. 000000000176330 | 088213403 | 1964 | Slab | 128 ft | 373 | Poor |
| S57 over Honey Creek No. 000000000174771 | 086201502 | 2022 | Slab | 131 ft | 344 | Good |
| Local over Honey Creek No. 000000000174981 | 086210400 | 1987 | Slab | 88 ft | 340 | Fair |
| FM over Beaver Creek No. 000000000176190 | 088203403 | 1967 | Slab | 101 ft | 334 | Poor |
| FM over Tipton Creek No. 000000000176430 | 088223201 | 1900 | Stringer/Multi-beam or Girder | 63 ft | 334 | Poor |
| FM over Creek No. 000000000174490 | 086190513 | 1967 | Culvert | 36 ft | 285 | Fair |
| S27 over Tipton Creek No. 000000000175791 | 087220202 | 2021 | Slab | 111 ft | 285 | Good |
| Local over Creek No. 000000000176601 | 089202103 | 1995 | Tee Beam | 50 ft | 285 | Fair |
| Local over Creek No. 000000000175411 | 087200306 | 1972 | Slab | 75 ft | 275 | Poor |
| River Ave over Iowa River No. 000000000004481 | 086191601 | 1983 | Stringer/Multi-beam or Girder | 226 ft | 257 | Good |
| FM over Creek No. 000000000175900 | 087222104 | 1942 | Culvert | 21 ft | 255 | Poor |
| Mildred Ave over Wildcat Glen No. 000000000006600 | 000000000 | 1933 | Arch - Deck | 70 ft | 253 | Fair |
| Co. Rd. D-35 over Beaver Creek No. 000000000503775 | 088203301 | 1960 | Slab | 103 ft | 250 | Poor |
| FM over Minerva Creek No. 000000000175141 | 086220902 | 1998 | Arch - Deck | 32 ft | 236 | Good |
| FM over Tipton Creek No. 000000000175680 | 087211701 | 1968 | Stringer/Multi-beam or Girder | 86 ft | 236 | Fair |
| FM over Creek No. 000000000175850 | 087220502 | 1970 | Stringer/Multi-beam or Girder | 44 ft | 177 | Fair |
| FM over Drainage Ditch No. 000000000175890 | 087222002 | 1970 | Stringer/Multi-beam or Girder | 33 ft | 177 | Fair |
| D 25 over Creek No. 000000000176341 | 088220401 | 2014 | Culvert | 34 ft | 177 | Good |
| FM over Drainage Ditch No. 000000000176371 | 088220601 | 2005 | Slab | 125 ft | 177 | Good |
| FM over Creek No. 000000000176440 | 088223202 | 1970 | Stringer/Multi-beam or Girder | 58 ft | 177 | Poor |
| FM over Creek No. 000000000174900 | 086203302 | 1921 | Culvert | 24 ft | 147 | Fair |
| Local over Creek No. 000000000175391 | 087200105 | 2002 | Tee Beam | 51 ft | 147 | Good |
| FM over Creek No. 000000000176150 | 088202904 | 1973 | Slab | 78 ft | 108 | Poor |
| T Avenue over US 20 No. 000000000607880 | 1.2 Miles E of JCT SR D35 | 2003 | Stringer/Multi-beam or Girder | 224 ft | 108 | Good |
| FM over Creek No. 000000000176111 | 088201206 | 1988 | Tee Beam | 50 ft | 104 | Fair |
| Local over Creek No. 000000000176281 | 088212502 | 1991 | Tee Beam | 50 ft | 98 | Fair |
| 260th ST over Beaver Creek No. 000000000175551 | 087202501 | 2019 | Slab | 131 ft | 91 | Good |
| Local over Creek No. 000000000176711 | 089220103 | 1979 | Tee Beam | 32 ft | 91 | Fair |
| Local over Creek No. 000000000176771 | 089221604 | 1978 | Tee Beam | 37 ft | 91 | Poor |
| FM over S. Fork Iowa River No. 000000000175341 | 087193002 | 1978 | Stringer/Multi-beam or Girder | 204 ft | 88 | Fair |
| Local over Iowa River No. 000000000176725 | 089220104 | 1978 | Stringer/Multi-beam or Girder | 217 ft | 88 | Fair |
| V Avenue over US 20 No. 000000000607875 | 2.4 Miles W of JCT SR S56 | 2003 | Stringer/Multi-beam or Girder | 280 ft | 88 | Good |
| Local over Dd No. 000000000176751 | 089220902 | 2005 | Tee Beam | 55 ft | 82 | Good |
| FM over Iowa River No. 000000000175355 | 087193303 | 1976 | Stringer/Multi-beam or Girder | 214 ft | 79 | Fair |
| FM over Iowa River No. 000000000176621 | 089203406 | 1979 | Stringer/Multi-beam or Girder | 214 ft | 79 | Fair |
| Local over Honey Creek No. 000000000174821 | 086202208 | 1984 | Tee Beam | 70 ft | 73 | Poor |
| FM over Creek No. 000000000176031 | 088193105 | 1977 | Tee Beam | 37 ft | 73 | Poor |
| Local over Drainage Ditch No. 000000000176611 | 089202101 | 1978 | Tee Beam | 37 ft | 73 | Poor |
| D55 290th ST over Drainage No. 000000000174542 | 086191101 | 2016 | Slab | 101 ft | 69 | Good |
| 290th ST over Creek No. 000000000174551 | 086191101 | 2000 | Tee Beam | 55 ft | 69 | Fair |
| Local over Creek No. 000000000176501 | 089191203 | 1960 | Tee Beam | 35 ft | 69 | Poor |
| FM over Creek No. 000000000176561 | 089193501 | 1991 | Tee Beam | 50 ft | 69 | Good |
| Hidden Vally DR over Elk Run No. 000000000503480 | 000000000 | 1977 | Slab | 93 ft | 66 | Fair |
| M Ave over Honey Creek No. 000000000175021 | 086211202 | 2000 | Slab | 103 ft | 62 | Good |
| Local over Iowa River (south Fork) No. 000000000175441 | 087200702 | 1997 | Slab | 128 ft | 62 | Poor |
| Local over Creek No. 000000000176671 | 089210206 | 1990 | Tee Beam | 36 ft | 62 | Poor |
| FM over Stream No. 000000000174481 | 086190518 | 1997 | Tee Beam | 50 ft | 59 | Fair |
| FM over Iowa River No. 000000000174521 | 086190907 | 1978 | Stringer/Multi-beam or Girder | 243 ft | 59 | Fair |
| FM over Bear Creek No. 000000000174530 | 086190907 | 1900 | Slab | 126 ft | 59 | Fair |
| FM over Honey Creek No. 000000000174751 | 086200809 | 1985 | Tee Beam | 78 ft | 59 | Poor |
| H Avenue over US 20 No. 000000000606220 | 2.0 Miles E of JCT SR S27 | 1990 | Stringer/Multi-beam or Girder | 263 ft | 59 | Fair |
| Local over Honey Creek No. 000000000174951 | 086210202 | 1981 | Slab | 112 ft | 51 | Fair |
| Local over Creek No. 000000000174991 | 086210501 | 1991 | Tee Beam | 51 ft | 51 | Fair |
| Local over Creek No. 000000000175121 | 086220103 | 1989 | Tee Beam | 42 ft | 51 | Fair |
| X Ave over Pine Creek No. 000000000175211 | 087190304 | 2021 | Culvert | 30 ft | 51 | Good |
| Local over Beaver Creek No. 000000000175481 | 087201303 | 2003 | Slab | 125 ft | 51 | Good |
| Local over Tipton Creek No. 000000000175741 | 087212602 | 1983 | Tee Beam | 89 ft | 51 | Poor |
| Local over Honey Creek No. 000000000175941 | 087222402 | 1985 | Stringer/Multi-beam or Girder | 74 ft | 51 | Fair |
| Local over Iowa River No. 000000000176045 | 088193113 | 1977 | Stringer/Multi-beam or Girder | 216 ft | 51 | Fair |
| Local over Beaver Creek No. 000000000176071 | 088200602 | 1987 | Tee Beam | 52 ft | 51 | Poor |
| Local over South Fork Iowa River No. 000000000176351 | 088220402 | 1982 | Tee Beam | 69 ft | 51 | Poor |
| M Ave over South Fork of Iowa River No. 000000000175612 | 087210102 | 2021 | Slab | 131 ft | 47 | Good |
| FM over Iowa River No. 000000000176101 | 088201205 | 1982 | Stringer/Multi-beam or Girder | 214 ft | 47 | Fair |
| Local over South Fork Iowa River No. 000000000176241 | 088212004 | 1980 | Slab | 125 ft | 47 | Fair |
| Local over Minerva Creek No. 000000000363740 | 086221002 | 1994 | Tee Beam | 40 ft | 47 | Fair |
| FM over Bear Creek No. 000000000175361 | 087193501 | 1996 | Tee Beam | 50 ft | 44 | Poor |
| FM over Beaver Creek No. 000000000176080 | 088200701 | 1942 | Slab | 75 ft | 44 | Fair |
| FM over South Fork Iowa River No. 000000000176220 | 088211802 | 1954 | Stringer/Multi-beam or Girder | 103 ft | 44 | Poor |
| FM over South Fork Iowa River No. 000000000176230 | 088211902 | 1900 | Slab | 27 ft | 44 | Poor |
| FM over Iowa River No. 000000000176551 | 089193104 | 1977 | Stringer/Multi-beam or Girder | 216 ft | 44 | Fair |
| D Avenue over US 20 No. 000000000606195 | 2.0 Miles W of SR S27 | 1990 | Stringer/Multi-beam or Girder | 268 ft | 44 | Good |
| Local over Creek No. 000000000175040 | 086211204 | 1956 | Stringer/Multi-beam or Girder | 45 ft | 41 | Fair |
| Local over Creek No. 000000000175601 | 087203503 | 1983 | Tee Beam | 37 ft | 41 | Poor |
| Local over Iowa River No. 000000000176641 | 088200205 | 1983 | Stringer/Multi-beam or Girder | 243 ft | 41 | Fair |
| Local over Dd No. 000000000176840 | 089223101 | 1925 | Stringer/Multi-beam or Girder | 32 ft | 41 | Poor |
| Local over Dd No. 000000000176850 | 089223101 | 1900 | Stringer/Multi-beam or Girder | 34 ft | 41 | Poor |
| FM over Creek No. 000000000175261 | 087191404 | 1988 | Tee Beam | 34 ft | 39 | Poor |
| Local over Beaver Creek No. 000000000176121 | 088202103 | 1984 | Tee Beam | 52 ft | 39 | Poor |
| Local over South Fork Iowa River No. 000000000176310 | 088212906 | 1939 | Stringer/Multi-beam or Girder | 85 ft | 39 | Poor |
| Local over Iowa River No. 000000000176411 | 088221303 | 1995 | Slab | 125 ft | 39 | Good |
| FM over Beaver Creek No. 000000000176701 | 089213604 | 1996 | Tee Beam | 50 ft | 39 | Good |
| Local over Small Stream No. 000000000175241 | 087191202 | 1999 | Tee Beam | 50 ft | 35 | Good |
| Local over Bear Creek No. 000000000175291 | 087192402 | 1979 | Tee Beam | 31 ft | 35 | Fair |
| Local over South Fork Iowa River No. 000000000175491 | 087201703 | 1985 | Slab | 125 ft | 35 | Fair |
| Local over Tipton Creek No. 000000000175731 | 087212502 | 1989 | Tee Beam | 92 ft | 35 | Poor |
| FM over Creek No. 000000000175590 | 087203004 | 1960 | Slab | 126 ft | 34 | Poor |
| Local over Honey Creek No. 000000000175761 | 087213002 | 1981 | Slab | 88 ft | 34 | Fair |
| FM over Small No. 000000000176051 | 088193602 | 1983 | Stringer/Multi-beam or Girder | 80 ft | 34 | Fair |
| FM over Ia River No. 000000000176291 | 088212704 | 2001 | Slab | 128 ft | 34 | Good |
| Local over Creek No. 000000000176791 | 089221702 | 2005 | Tee Beam | 55 ft | 34 | Good |
| Local over Bear Creek No. 000000000174471 | 086190304 | 2004 | Tee Beam | 55 ft | 30 | Good |
| Local over Small Stream No. 000000000175011 | 086210904 | 1994 | Tee Beam | 44 ft | 30 | Good |
| Local over Minerva Creek No. 000000000175151 | 086221302 | 1984 | Tee Beam | 52 ft | 30 | Poor |
| Local over Bear Creek No. 000000000175281 | 087192201 | 1991 | Tee Beam | 50 ft | 30 | Good |
| Local over S.Fk Iowa River No. 000000000175506 | 087202005 | 1990 | Stringer/Multi-beam or Girder | 154 ft | 30 | Good |
| Local over Tipton Creek No. 000000000175631 | 087210602 | 1989 | Slab | 100 ft | 30 | Good |
| Local over Tipton Creek No. 000000000175651 | 087210802 | 1984 | Tee Beam | 70 ft | 30 | Poor |
| Local over Tipton Creek No. 000000000175751 | 087212603 | 2003 | Slab | 115 ft | 30 | Fair |
| Local over Honey Creek No. 000000000175921 | 087222203 | 1988 | Slab | 59 ft | 30 | Poor |
| Local over Elk Creek No. 000000000176011 | 088192601 | 1981 | Tee Beam | 47 ft | 30 | Fair |
| Local over Dd No. 000000000176061 | 088200203 | 1988 | Tee Beam | 32 ft | 30 | Fair |
| Local over Small Stream No. 000000000176511 | 089192602 | 1992 | Tee Beam | 50 ft | 30 | Good |
| Local over Creek No. 000000000176871 | 089223204 | 1987 | Tee Beam | 48 ft | 30 | Fair |
| FM over Creek No. 000000000174511 | 086190602 | 1979 | Tee Beam | 31 ft | 29 | Fair |
| T Ave over Honey Creek No. 000000000174671 | 086193002 | 2023 | Slab | 141 ft | 29 | Good |
| RR Ave over Honey Creek No. 000000000174831 | 086202303 | 2011 | Slab | 133 ft | 29 | Good |
| Local over Honey Creek No. 000000000175051 | 086211402 | 1982 | Tee Beam | 47 ft | 29 | Poor |
| Local over Beaver Creek No. 000000000175401 | 087200203 | 1985 | Slab | 88 ft | 29 | Poor |
| Local over Iowa River (south Fork) No. 000000000175620 | 087210201 | 1956 | Stringer/Multi-beam or Girder | 104 ft | 29 | Poor |
| Local over Tipton Creek No. 000000000175781 | 087220102 | 1988 | Tee Beam | 78 ft | 29 | Fair |
| Local over South Fork No. 000000000176860 | 089223203 | 1919 | Truss - Thru | 47 ft | 29 | Poor |
| Local over Creek No. 000000000174921 | 086203604 | 1986 | Tee Beam | 47 ft | 26 | Poor |
| H Ave over Minerva Creek No. 000000000175071 | 086211902 | 2013 | Tee Beam | 52 ft | 26 | Good |
| 330th ST over Minerva Creek No. 000000000175101 | 086213301 | 2014 | Slab | 103 ft | 26 | Good |
| Local over Honey Creek No. 000000000175771 | 087213101 | 1986 | Tee Beam | 60 ft | 26 | Poor |
| Local over Honey Creek No. 000000000175931 | 087222301 | 1980 | Tee Beam | 52 ft | 26 | Fair |
| Local over Ia River No. 000000000176380 | 088220304 | 1957 | Stringer/Multi-beam or Girder | 82 ft | 26 | Fair |
| Local over Tilton Creek No. 000000000176421 | 088223102 | 1981 | Tee Beam | 34 ft | 26 | Poor |
| Local over Drainage No. 000000000176761 | 089221002 | 1976 | Stringer/Multi-beam or Girder | 45 ft | 26 | Poor |
| Local over Small Stream No. 000000000176781 | 089221701 | 1987 | Tee Beam | 52 ft | 26 | Fair |
| Local over So.Fk. Iowa River No. 000000000176811 | 089222801 | 1990 | Tee Beam | 62 ft | 26 | Fair |
| D55 290th ST over Drainage No. 000000000174562 | 086191201 | 2017 | Slab | 81 ft | 25 | Good |
| FM over Creek No. 000000000174571 | 086191201 | 1992 | Tee Beam | 50 ft | 25 | Fair |
| Local over Creek No. 000000000174871 | 086202702 | 1996 | Tee Beam | 50 ft | 25 | Good |
| Local over Creek No. 000000000175111 | 086213402 | 2006 | Slab | 125 ft | 25 | Good |
| F Ave over Minerva Creek No. 000000000175161 | 086221402 | 2013 | Tee Beam | 53 ft | 25 | Good |
| FM over Dd No. 000000000176360 | 088220502 | 1963 | Stringer/Multi-beam or Girder | 58 ft | 25 | Poor |
| Local over Tipton Creek No. 000000000176450 | 088223302 | 1900 | Stringer/Multi-beam or Girder | 71 ft | 25 | Fair |
| Jj Avenue over US 20 No. 000000000606225 | 2.0 Miles W of JCT US 65 | 1990 | Stringer/Multi-beam or Girder | 263 ft | 25 | Fair |
| Local over Honey Creek No. 000000000174740 | 086200703 | 1953 | Stringer/Multi-beam or Girder | 77 ft | 21 | Poor |
Structure types in Hardin County
| Tee Beam | 82 | 34.0% |
| Stringer/Multi-beam or Girder | 80 | 33.2% |
| Slab | 53 | 22.0% |
| Culvert | 19 | 7.9% |
| Arch - Deck | 4 | 1.7% |
| Truss - Thru | 1 | 0.4% |
| Arch - Thru | 1 | 0.4% |
| Girder and Floorbeam System | 1 | 0.4% |
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
- 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
- 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