Woodbury County, Iowa bridges
Woodbury County has 455 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 95 (21%) are rated poor. The most common type is stringer/multi-beam or girder (57%).
- Bridges
- 455
- Good
- 39%
- Fair
- 40%
- Poor
- 21%
- 95 bridges
- Average age
- 39.4 yrs
- Posted or closed
- 76
Map of bridges in Woodbury County
Green good, amber fair, red poor. Click a marker for details.Search bridges in Woodbury County
Type at least two characters, or pick a condition or type, to search every bridge in the county.
Condition
Good39%(178)
Fair40%(182)
Poor21%(95)
When they were built
Busiest
- I29 NB Off Ramp over Perry Creek ConduitGood91,000 vehicles/day
- US 77 over Missouri River & RDFair34,600 vehicles/day
- I 29 Ia 12 over Drainage-All of RoadwayFair32,900 vehicles/day
- US 77 over I 29 & Ia 12 NBGood26,900 vehicles/day
- I 29 SB over Pierce ST Frontage RDFair21,100 vehicles/day
Longest
- Ia 12 over BNSF Rvr Sts & Ia 376Poor3,970 ft
- I 129 over Missouri River & I-29Fair2,607 ft
- US 77 over Missouri River & RDFair1,502 ft
- Floyd Blvd over 3rd ST & RRFair1,074 ft
- 6th ST over Floyd Clark & RRFair1,012 ft
Oldest
- W 7th over Perry CreekGoodBuilt 1900
- Correctionville over Bacon CreekPoorBuilt 1900
- FM over Rock CreekPoorBuilt 1900
- Rustin ST over Bacon CreekPoorBuilt 1900
- Local over Farmers DitchPoorBuilt 1900
All bridges in Woodbury County
Busiest first · showing 1–200 of 455| Bridge | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|
| I29 NB Off Ramp over Perry Creek Conduit No. 000000000604021 | 0.1 MI S of JCT US 77 | 2017 | Stringer/Multi-beam or Girder | 94 ft | 91,000 | Good |
| US 77 over Missouri River & RD No. 000000000052811 | In Sioux City | 1981 | Arch - Thru | 1,502 ft | 34,600 | Fair |
| I 29 Ia 12 over Drainage-All of Roadway No. 000000000053830 | 0.1 Mi. S of Jct. US 77 | 1957 | Culvert | 52 ft | 32,900 | Fair |
| US 77 over I 29 & Ia 12 NB No. 000000000700200 | At Jct. US I-29 | 2012 | Stringer/Multi-beam or Girder | 155 ft | 26,900 | Good |
| I 29 SB over Pierce ST Frontage RD No. 000000000700330 | 0.4 MI S. of Jct. US 77 | 2018 | Stringer/Multi-beam or Girder | 192 ft | 21,100 | Fair |
| Ia 12 over BNSF Rvr Sts & Ia 376 No. 000000000052830 | 0.1 MI W of Jct. Ia 376 | 1936 | Stringer/Multi-beam or Girder | 3,970 ft | 20,600 | Poor |
| I 29 SB over Bacon Creek No. 000000000053761 | 3.0 Miles North of US 75 | 2014 | Stringer/Multi-beam or Girder | 592 ft | 18,900 | Fair |
| I 29 NB over Bacon Creek No. 000000000700300 | 3.0 Miles North of US 75 | 2016 | Stringer/Multi-beam or Girder | 592 ft | 18,900 | Fair |
| Hamilton Blvd over Perry Creek No. 000000000503280 | 000000000 | 1971 | Slab | 131 ft | 18,291 | Fair |
| US 75 over Stream No. 000000000607670 | 1.2 Mi. N of S.R. D12 | 1999 | Culvert | 21 ft | 18,200 | Good |
| NB I-29 over Big Sioux River No. 000000000053930 | South Dakota State Line | 1963 | Stringer/Multi-beam or Girder | 560 ft | 17,650 | Fair |
| I 29 NB over Floyd River No. 000000000700305 | 3.5 Mi. N of N Jct. US 75 | 2016 | Stringer/Multi-beam or Girder | 653 ft | 17,200 | Fair |
| I 29 Ia 12 NB over Pierce ST Frontage RD No. 000000000700335 | 0.4 Mi. S of Jct. US 77 | 2017 | Stringer/Multi-beam or Girder | 192 ft | 16,700 | Fair |
| I 29 SB over Perry Creek Conduit No. 000000000700340 | I-29 over Perry Creek | 2019 | Stringer/Multi-beam or Girder | 89 ft | 16,450 | Fair |
| I 29 Ia 12 NB over Perry Creek Conduit No. 000000000700345 | 0.1 MI S of JCT US 77 | 2017 | Stringer/Multi-beam or Girder | 89 ft | 16,450 | Good |
| I 129 over Missouri River & I-29 No. 000000000600765 | 0.5 Mi.W.Of JCT.29 | 1976 | Girder and Floorbeam System | 2,607 ft | 15,800 | Fair |
| I 29 Ia 12 SB over Hamilton Blvd No. 000000000053891 | 0.6 MI N of US 77 | 2019 | Stringer/Multi-beam or Girder | 212 ft | 15,700 | Fair |
| I 29 NB Ia 12 NB over Hamilton Blvd No. 000000000700350 | 0.6 Mi. N of US 77 | 2016 | Stringer/Multi-beam or Girder | 212 ft | 15,700 | Fair |
| I 29 SB over Big Sioux River No. 000000000053941 | South Dakota State Line | 1990 | Stringer/Multi-beam or Girder | 557 ft | 15,600 | Good |
| I 29 SB over Floyd River No. 000000000053771 | 3.5 Mi. N of N Jct. US 75 | 2015 | Stringer/Multi-beam or Girder | 655 ft | 15,400 | Fair |
| I 29 SB over Floyd Blvd No. 000000000053781 | 3.0 Mi. N of Jct. US 75 | 2019 | Stringer/Multi-beam or Girder | 227 ft | 15,400 | Good |
| I 29 NB over Floyd Blvd No. 000000000700310 | 3.0 Mi. N of Jct. U.S. 75 | 2018 | Stringer/Multi-beam or Girder | 227 ft | 15,400 | Fair |
| Hamiltn at 35th over Perry Creek No. 000000000501240 | 000000000 | 1970 | Stringer/Multi-beam or Girder | 188 ft | 14,345 | Fair |
| I 29 NB over 8th ST No. 000000000053691 | 2.0 Mi.S.Of Jct. US 20 | 2014 | Stringer/Multi-beam or Girder | 167 ft | 14,300 | Fair |
| I 29 SB over 8th ST No. 000000000053701 | 2.0 Mi. S of Jct. US 20 | 2015 | Stringer/Multi-beam or Girder | 167 ft | 14,300 | Fair |
| I 29 NB over UP RR No. 000000000053711 | 1.9 Mi. S. of N. Jct. 75 | 2014 | Stringer/Multi-beam or Girder | 183 ft | 14,300 | Fair |
| I 29 SB over UP RR No. 000000000053721 | 1.9 Mi. S. of N. Jct. 75 | 2015 | Stringer/Multi-beam or Girder | 183 ft | 14,300 | Fair |
| Outer Drive over Floyd River & Cnic RR No. 000000000504951 | 0894714 | 2009 | Stringer/Multi-beam or Girder | 912 ft | 14,264 | Good |
| EB US 20 over Sergeant Road No. 000000000603720 | 2.1 Mi. W of Jct. Ia 12 | 1978 | Stringer/Multi-beam or Girder | 161 ft | 14,000 | Fair |
| WB US 20 over Sergeant Road No. 000000000603730 | 2.1 Mi. W of JCT Ia 12 | 1978 | Stringer/Multi-beam or Girder | 161 ft | 14,000 | Fair |
| EB US 20 over Proposed Rd. No. 000000000603800 | 0.5 MI W of Ia 12 | 1978 | Stringer/Multi-beam or Girder | 138 ft | 13,850 | Fair |
| WB US 20 over Proposed Rd. No. 000000000603810 | 0.5 Mi. W of Ia 12 | 1978 | Stringer/Multi-beam or Girder | 138 ft | 13,850 | Fair |
| I 29 SB over Ia 12 SB Virginia ST No. 000000000700315 | 0.8 Mi. S of Jct. US 77 | 2019 | Stringer/Multi-beam or Girder | 237 ft | 13,700 | Good |
| I 29 NB over Virginia ST No. 000000000700320 | 0.8 Mi. S of Jct. U.S. 77 | 2017 | Stringer/Multi-beam or Girder | 237 ft | 13,700 | Good |
| Wesley Pkwy over Tri-View & BNSF RR No. 000000000700205 | At Jct. Ia 12 | 2012 | Stringer/Multi-beam or Girder | 205 ft | 13,300 | Fair |
| EB US 20 over Abandon RR No. 000000000603770 | 0.1 Mi. E of SR D25 | 1978 | Stringer/Multi-beam or Girder | 189 ft | 12,750 | Fair |
| WB US 20 over Over Abandon RR No. 000000000603780 | 0.1 MI E of SR D25 | 1978 | Stringer/Multi-beam or Girder | 190 ft | 12,750 | Fair |
| US 20 Ramps Ag over Ramp over Ia 376 & UP RR No. 000000000600764 | At Jct. Ia 376 | 1976 | Stringer/Multi-beam or Girder | 523 ft | 12,500 | Fair |
| I 29 NB over IA376 Singing Hills Blvd No. 000000000053731 | At Jct. Ia 376 | 2011 | Stringer/Multi-beam or Girder | 259 ft | 12,350 | Good |
| SB I 29 over IA376 Singing Hills Blvd No. 000000000053741 | At Jct. Ia 376 | 2012 | Stringer/Multi-beam or Girder | 259 ft | 12,350 | Good |
| Ia 376 over Cunningham DR No. 000000000052991 | 1.1 MI S of JCT Ia 12 | 1978 | Stringer/Multi-beam or Girder | 163 ft | 11,800 | Good |
| EB US 20 over Sunnybrook DR No. 000000000603740 | 1.7 Mi. W of Ia 12 | 1978 | Stringer/Multi-beam or Girder | 159 ft | 11,600 | Fair |
| WB US 20 over Sunnybrook DR No. 000000000603750 | 1.7 Mi. W of Ia 12 | 1978 | Stringer/Multi-beam or Girder | 159 ft | 11,600 | Fair |
| Hamilton Blvd over Perry Creek No. 000000000503270 | 000000000 | 1959 | Slab | 153 ft | 10,721 | Fair |
| US 75 over Stream No. 000000000607680 | 0.1 Mi. N of 46 ST./D12 | 2000 | Culvert | 22 ft | 10,400 | Good |
| Floyd Blvd over Creek No. 000000000010841 | 000000000 | 2007 | Culvert | 29 ft | 10,300 | Good |
| US 20 over Ia 376 & UP RR No. 000000000600760 | At JCT of Ia. 376 | 1976 | Stringer/Multi-beam or Girder | 353 ft | 10,000 | Fair |
| Lakeport ST over US 20 No. 000000000603710 | 1.5 Mi. E of Jct. I-29 | 1978 | Stringer/Multi-beam or Girder | 270 ft | 9,850 | Fair |
| Floyd Blvd over 3rd ST & RR No. 000000000010821 | 000000000 | 1986 | Stringer/Multi-beam or Girder | 1,074 ft | 9,400 | Fair |
| Ia 376 over Floyd River No. 000000000053060 | 1.3 Mi. S of SR D12 | 1957 | Stringer/Multi-beam or Girder | 522 ft | 9,200 | Fair |
| US 75 NB over Stone Ave No. 000000000607245 | 0.7 Mi. N of Jct. Ia 12 | 1999 | Stringer/Multi-beam or Girder | 171 ft | 9,050 | Good |
| US 75 SB over Stone Ave No. 000000000607250 | 0.7 Mi. N of JCT Ia 12 | 1999 | Stringer/Multi-beam or Girder | 171 ft | 9,050 | Good |
| 6th ST over Floyd River No. 000000000010530 | 000000000 | 1962 | Stringer/Multi-beam or Girder | 301 ft | 8,957 | Poor |
| War Eagle Drive over B.N. RR No. 000000000504690 | 000000000 | 1995 | Stringer/Multi-beam or Girder | 288 ft | 8,703 | Fair |
| W 19th ST over Perry Creek No. 000000000010581 | M29821120 | 1994 | Slab | 181 ft | 8,606 | Good |
| 6th ST over Floyd Clark & RR No. 000000000010520 | 000000000 | 1965 | Stringer/Multi-beam or Girder | 1,012 ft | 8,520 | Fair |
| Iowa 12 over I-29 No. 000000000053921 | At Jct. I-29 | 2009 | Stringer/Multi-beam or Girder | 242 ft | 8,200 | Good |
| 4th ST over Floyd River No. 000000000010500 | 000000000 | 1962 | Stringer/Multi-beam or Girder | 336 ft | 8,014 | Fair |
| Military RD over Big Sioux River No. 000000000502190 | 000000000 | 1976 | Stringer/Multi-beam or Girder | 413 ft | 7,542 | Fair |
| 3rd ST over Perry Creek Conduit No. 000000000505130 | N of Jct. I-29 & US77 | 2013 | Stringer/Multi-beam or Girder | 78 ft | 7,065 | Good |
| W 28th ST over Perry Creek No. 000000000010611 | 000000000 | 1995 | Stringer/Multi-beam or Girder | 152 ft | 6,989 | Good |
| US 20 Ramps Df over Ramp over Ia 376 & UP RR No. 000000000600762 | 3.8 Mi. W of Ia 12 | 1976 | Stringer/Multi-beam or Girder | 344 ft | 6,800 | Fair |
| EB US 20 over Little Whiskey Creek No. 000000000052850 | 3.4 Mi. W of SR K42 | 1959 | Slab | 122 ft | 6,500 | Fair |
| WB US 20 over Little Whiskey Creek No. 000000000052860 | 3.4 Mi. W of SR K42 | 1953 | Slab | 122 ft | 6,500 | Fair |
| Morningside Ave over US 20 No. 000000000603760 | At Jct. SR D25 | 1978 | Stringer/Multi-beam or Girder | 280 ft | 6,217 | Fair |
| I 29 SB Ramp over Perry Creek Conduit No. 000000000604031 | Wesley Pkwy. Ramp C | 2019 | Stringer/Multi-beam or Girder | 93 ft | 6,200 | Fair |
| Stone Pk Blvd over Perry Creek No. 000000000501450 | 000000000 | 1978 | Slab | 91 ft | 6,129 | Fair |
| So Hills DR over US 20 & US 75 No. 000000000601000 | 3.0 MI W of Ia 12 | 1975 | Stringer/Multi-beam or Girder | 320 ft | 6,120 | Fair |
| US 20 Ramp G over Ramp G over I-29 No. 000000000600768 | At the Jct. of I-29 | 1976 | Stringer/Multi-beam or Girder | 337 ft | 6,100 | Fair |
| SB Ia 12 over US 20 No. 000000000603820 | At Jct. U.S. 20/U.S. 75 | 1978 | Stringer/Multi-beam or Girder | 289 ft | 6,100 | Fair |
| NB Ia 12 over US 20 & US 75 No. 000000000603830 | At Jct. US 20/US 75 | 1978 | Stringer/Multi-beam or Girder | 289 ft | 6,100 | Fair |
| 4th St. over Over RR No. 000000000010491 | 000000000 | 1984 | Stringer/Multi-beam or Girder | 255 ft | 6,031 | Poor |
| 6th ST over Perry Creek Conduit No. 000000000502221 | 000000000 | 2000 | Tee Beam | 50 ft | 5,704 | Good |
| US 75 SB over Floyd River No. 000000000606635 | 5.3 Mi. N of US 20/IA 12 | 1999 | Stringer/Multi-beam or Girder | 784 ft | 5,650 | Fair |
| US 75 NB over Floyd River No. 000000000607290 | 5.3 Mi. N of Jct. Ia 12 | 2000 | Stringer/Multi-beam or Girder | 784 ft | 5,650 | Fair |
| EB US 20 over Big Whiskey Creek No. 000000000052871 | 1.9 Miles W of S.R. K42 | 2010 | Stringer/Multi-beam or Girder | 206 ft | 5,600 | Good |
| WB US 20 over Big Whiskey Creek No. 000000000052881 | 1.9 Mi. W of S.R. K42 | 2010 | Stringer/Multi-beam or Girder | 206 ft | 5,600 | Fair |
| US 75 SB over Outer DR No. 000000000606980 | 3.5 Mi. N of Jct. Ia 12 | 2000 | Stringer/Multi-beam or Girder | 241 ft | 5,600 | Good |
| US 75 NB over Outer DR No. 000000000606985 | 3.3 Mi. N of Jct. Ia 12 | 2000 | Stringer/Multi-beam or Girder | 241 ft | 5,600 | Good |
| SB I29 to EB 20 over I 29 No. 000000000600766 | At the JCT of I-29 | 1976 | Stringer/Multi-beam or Girder | 569 ft | 5,500 | Fair |
| US 75 NB over Taft ST No. 000000000607535 | 5.5 Mi. N of US 20/IA 12 | 1999 | Stringer/Multi-beam or Girder | 216 ft | 5,500 | Good |
| US 75 SB over Taft ST No. 000000000607540 | 5.5 Mi. N of US 20/IA 12 | 1999 | Stringer/Multi-beam or Girder | 216 ft | 5,500 | Good |
| WB US 20 over Elliot Creek No. 000000000052901 | 6.0 Mi. W of Jct. Ia 140 | 2006 | Stringer/Multi-beam or Girder | 183 ft | 5,250 | Good |
| US 20 EB over Elliot Creek No. 000000000052891 | 6.0 Mi. W of Jct. Ia 140 | 2015 | Stringer/Multi-beam or Girder | 183 ft | 5,200 | Fair |
| US 75 SB over Ccp RR & BNSF RR & Ramp No. 000000000607980 | 5.8 Mi. N of Ia 12 | 1999 | Stringer/Multi-beam or Girder | 757 ft | 5,200 | Fair |
| US 75 NB over Ccp RR & BNSF RR & Bus 7 No. 000000000607985 | 5.8 Mi. N of Jct. Ia 12 | 1999 | Stringer/Multi-beam or Girder | 857 ft | 5,200 | Fair |
| W 7th over Perry Creek No. 000000000504685 | 000000000 | 1900 | Slab | 157 ft | 5,086 | Good |
| Ogden AVE/1st over I-29 No. 000000000609080 | 2.5 Mi. S of N Jct. US 75 | 2003 | Stringer/Multi-beam or Girder | 214 ft | 4,878 | Fair |
| US 20 EB over W Fk Little Sioux River No. 000000000052921 | 0.1 MI West of Ia 140 | 2015 | Stringer/Multi-beam or Girder | 223 ft | 4,600 | Good |
| Dace Ave over Floyd River No. 000000000010470 | 000000000 | 1962 | Stringer/Multi-beam or Girder | 349 ft | 4,432 | Poor |
| W 14th ST over Perry Creek No. 000000000010561 | 000000000 | 2006 | Slab | 214 ft | 4,284 | Good |
| W Clifton ST over Bacon Creek No. 000000000504785 | 000000000 | 2005 | Culvert | 25 ft | 4,243 | Good |
| WB US 20 over W Fk Little Sioux River No. 000000000052931 | 0.1 MI W of JCT Ia 140 | 2004 | Stringer/Multi-beam or Girder | 223 ft | 4,150 | Good |
| Whispering Cree over Morningside Creek No. 000000000354331 | 000000000 | 1984 | Culvert | 30 ft | 3,918 | Fair |
| NB Ia 376 over Dry Creek No. 000000000053091 | 0.1 Mi. N of Jct. SR D12 | 1931 | Slab | 23 ft | 3,750 | Fair |
| SB Ia 376 over Dry Creek No. 000000000053100 | 0.1 MI N of SR D12 | 1956 | Slab | 28 ft | 3,750 | Fair |
| 11th ST over Floyd River No. 000000000010540 | 000000000 | 1962 | Stringer/Multi-beam or Girder | 305 ft | 3,523 | Poor |
| Cunningham DR over Old Floyd River Channel No. 000000000010901 | 000000000 | 1997 | Stringer/Multi-beam or Girder | 316 ft | 3,475 | Good |
| I29NBNEBRASKASTRP over Ia 12 & Virginia ST No. 000000000700325 | I-29 Nebraska St. Ramp D | 2017 | Stringer/Multi-beam or Girder | 576 ft | 3,460 | Good |
| Steuben ST over 14th ST Drainage Ditch No. 000000000010870 | 000000000 | 1965 | Tee Beam | 43 ft | 3,347 | Fair |
| US 20 EB over Wolf Creek No. 000000000052941 | 5.2 Miles East of JCT 140 | 2018 | Slab | 151 ft | 3,250 | Good |
| US 20 EB over Little Sioux River No. 000000000052951 | 0.4 Mi. W of Jct. Ia 31 | 2017 | Stringer/Multi-beam or Girder | 493 ft | 3,250 | Fair |
| US 20 WB over Little Sioux River No. 000000000700230 | 0.4 Mi. W of Jct. Ia 31 | 2016 | Stringer/Multi-beam or Girder | 493 ft | 3,250 | Fair |
| US 20 WB over Wolf Creek No. 000000000700235 | 5.2 Miles East of JCT 140 | 2015 | Slab | 151 ft | 3,250 | Good |
| Martha ST over Bacon Creek No. 000000000010451 | 000000000 | 1994 | Culvert | 79 ft | 3,223 | Fair |
| Ramp Ia 12 over Rp Ia 12 to Ia 376 & Bns No. 000000000053010 | At EB Ia 12 and SB US 376 | 1967 | Girder and Floorbeam System | 306 ft | 3,220 | Fair |
| Ia 376 NB over BNSF UP Rr-Taft ST No. 000000000053071 | 0.1 Mi. S. of SR D12 | 2017 | Stringer/Multi-beam or Girder | 573 ft | 3,100 | Fair |
| SB Ia 376 over UP BNSF Rr-Taft ST No. 000000000053081 | 0.1 Mi. S of SR D12 | 1974 | Stringer/Multi-beam or Girder | 541 ft | 3,100 | Fair |
| Leech Ave over Old Floyd River Channel No. 000000000010461 | M24500600 | 1990 | Stringer/Multi-beam or Girder | 140 ft | 3,022 | Good |
| Ia 141 over I-29 No. 000000000053230 | At the Jct. of I-29 | 1959 | Stringer/Multi-beam or Girder | 210 ft | 2,980 | Poor |
| D-25 over Abandoned RR No. 000000000053461 | 088470906 | 1978 | Stringer/Multi-beam or Girder | 284 ft | 2,633 | Fair |
| Aviation Blvd over UP RR & Harbor DR No. 000000000504795 | 000000000 | 2000 | Stringer/Multi-beam or Girder | 249 ft | 2,527 | Good |
| Larsen Park RD over Perry Creek No. 000000000010475 | 000000000 | 1963 | Stringer/Multi-beam or Girder | 56 ft | 2,330 | Poor |
| 18th ST over Floyd River No. 000000000010570 | 000000000 | 1962 | Stringer/Multi-beam or Girder | 364 ft | 2,144 | Fair |
| Ia 141 over Garretson Ditch No. 000000000053251 | 6.4 Mi. E of I-29 | 2018 | Slab | 138 ft | 2,130 | Good |
| D25 Old HWY 141 over Big Whiskey Creek No. 000000000053501 | 087423101 | 2017 | Slab | 90 ft | 2,054 | Good |
| Ia 141 over Drainage Ditch No. 000000000053241 | 2.2 Mi. W of SR K64 | 2010 | Stringer/Multi-beam or Girder | 124 ft | 1,960 | Good |
| Ia 141 over Fork Little Sioux River No. 000000000053260 | 0.3 Mi. W of S.R. K64 | 1952 | Slab | 44 ft | 1,960 | Fair |
| Ia 140 over Mc Elhaney Creek No. 000000000053201 | 1.4 Mi. N of US 20 | 1983 | Stringer/Multi-beam or Girder | 151 ft | 1,930 | Fair |
| Ia 140 over Stream No. 000000000053211 | 4.5 Mi. N of US 20 | 2003 | Slab | 73 ft | 1,930 | Good |
| Ia 141 over Smokey Hollow Creek No. 000000000053320 | 0.2 Mi. E of Jct. Ia 31 | 1959 | Slab | 82 ft | 1,810 | Fair |
| Ia 141 over Little Sioux River No. 000000000053330 | 0.6 Mi. E of Jct. Ia 31 | 1927 | Stringer/Multi-beam or Girder | 274 ft | 1,810 | Good |
| Correctionville RD over US 75 No. 000000000606585 | 1.7 Mi. N of Jct. Ia 12 | 1998 | Stringer/Multi-beam or Girder | 303 ft | 1,735 | Fair |
| 46th ST over Floyd River No. 000000000010710 | 000000000 | 1964 | Stringer/Multi-beam or Girder | 387 ft | 1,723 | Fair |
| Taft ST over Stream No. 000000000607685 | 0.1 Mi. E of JCT US 75 | 2000 | Culvert | 21 ft | 1,721 | Good |
| 38th ST over Perry Creek No. 000000000010671 | 000000000 | 2016 | Slab | 140 ft | 1,699 | Good |
| D51 (260th St) over I 29 No. 000000000053661 | At Jct. I-29 | 2014 | Stringer/Multi-beam or Girder | 359 ft | 1,699 | Fair |
| D-25 over Small Natural Stream No. 000000000053480 | 088471508 | 1958 | Culvert | 35 ft | 1,693 | Fair |
| Country Club over Perry Creek No. 000000000010790 | 000000000 | 1950 | Stringer/Multi-beam or Girder | 137 ft | 1,675 | Fair |
| Correctionville over Bacon Creek No. 000000000504670 | 000000000 | 1900 | Culvert | 21 ft | 1,664 | Poor |
| 28th ST over Floyd River No. 000000000010620 | M31451500 | 1962 | Stringer/Multi-beam or Girder | 332 ft | 1,656 | Fair |
| Ia 376 Ramp over Drainage No. 000000000608835 | 0.1 Mi. N of SR D12 | 2001 | Culvert | 29 ft | 1,560 | Good |
| Ia 141 over Drainage Ditch No. 000000000053290 | 1.5 Mi. W of Jct. SR K67 | 1959 | Culvert | 25 ft | 1,490 | Good |
| Ia 141 over W Branch Little Sioux No. 000000000053270 | 0.8 MI E of SR K64 | 1959 | Stringer/Multi-beam or Girder | 215 ft | 1,470 | Fair |
| Ia 141 over Drainage Ditch No. 000000000053280 | 1.2 Mi. E of Jct. SR K64 | 1959 | Culvert | 25 ft | 1,470 | Good |
| Ia 141 over Wolfe Creek Ditch No. 000000000053300 | 2.0 Mi. E of SR K64 | 1959 | Stringer/Multi-beam or Girder | 217 ft | 1,470 | Fair |
| Ia 141 over Drainage Ditch No. 000000000053310 | 3.2 Mi. E of Jct. SR K64 | 1959 | Culvert | 29 ft | 1,470 | Good |
| FM K-25(N) over I-29 No. 000000000053670 | 4.7 Mi. S of Jct. US 20 | 1959 | Stringer/Multi-beam or Girder | 210 ft | 1,416 | Fair |
| Geneva ST over Perry Creek No. 000000000010741 | 000000000 | 1993 | Slab | 227 ft | 1,319 | Fair |
| Frelon Drive over Drainage Ditch No. 000000000607380 | 0.3 Mi. S of SR C80 | 1998 | Culvert | 21 ft | 1,291 | Good |
| FM over Drainage No. 000000000354301 | 088462903 | 1999 | Culvert | 29 ft | 1,236 | Good |
| Ia 175 over Drainage Ditch No. 000000000053350 | 1.9 Mi. W of SR L37 | 1951 | Culvert | 43 ft | 1,230 | Good |
| Ia 175 over Reynolds Creek No. 000000000053360 | 1.6 Mi. W of SR L37 | 1952 | Slab | 122 ft | 1,230 | Fair |
| Ia 175 over Stream No. 000000000053380 | 0.7 Mi. W of SR L37 | 1951 | Culvert | 40 ft | 1,230 | Fair |
| S Alice ST over Bacon Creek No. 000000000010961 | 000000000 | 1997 | Culvert | 71 ft | 1,225 | Good |
| D-25 over Small Natural Stream No. 000000000053490 | 088472408 | 1959 | Stringer/Multi-beam or Girder | 154 ft | 1,207 | Poor |
| US 20 Ramp over Aband RR No. 000000000603790 | 0.1 Mi. E of SR D25 | 1978 | Stringer/Multi-beam or Girder | 179 ft | 1,200 | Fair |
| Bluff ST over Perry Creek No. 000000000505125 | 000000000 | 2010 | Stringer/Multi-beam or Girder | 216 ft | 1,181 | Good |
| D12 110th ST over Creek No. 000000000355191 | 089460701 | 2022 | Culvert | 29 ft | 1,168 | Good |
| Main ST over Drainage No. 000000000000380 | 087433207 | 1970 | Culvert | 24 ft | 1,167 | Good |
| Ia 31 over Little Sioux River No. 000000000053181 | 0.8 MI S of JCT US 20 | 1973 | Stringer/Multi-beam or Girder | 425 ft | 1,120 | Fair |
| Kings HWY over Perry Creek No. 000000000010701 | 000000000 | 2011 | Slab | 130 ft | 1,071 | Good |
| Ia 31 over Stream No. 000000000053150 | 1.9 Mi. N of SR D30 | 1956 | Slab | 102 ft | 1,070 | Fair |
| Ia 31 over Stream No. 000000000053160 | 3.1 Mi. S of SR D22 | 1956 | Slab | 82 ft | 1,070 | Fair |
| Ia 31 over Stream No. 000000000608340 | 2.9 Mi. S of Jct. SR L36 | 2001 | Culvert | 40 ft | 1,070 | Good |
| K25 275th ST over I 29 No. 000000000053651 | County RD K-25 over I-29 | 2016 | Stringer/Multi-beam or Girder | 406 ft | 1,048 | Good |
| Ia 31 over Stream No. 000000000053140 | 1.3 Mi. S of SR D38 | 1966 | Culvert | 21 ft | 1,030 | Good |
| FM over Farmers Ditch No. 000000000354481 | 088473603 | 1999 | Slab | 140 ft | 1,008 | Good |
| FM over Little Whiskey Creek No. 000000000354491 | 088473603 | 1999 | Slab | 140 ft | 1,008 | Good |
| D-25 over Elliot Creek No. 000000000053510 | 088463110 | 1957 | Tee Beam | 154 ft | 977 | Poor |
| D 25 over Small Stream No. 000000000053525 | 087460407 | 1978 | Culvert | 25 ft | 977 | Poor |
| D-25 over Camp Creek No. 000000000053531 | 087460305 | 1978 | Slab | 128 ft | 977 | Poor |
| K64(MOVILLE Rd) over Stream No. 000000000365855 | 0884534 | 2012 | Culvert | 21 ft | 957 | Good |
| Ia 175 over Koker Creek No. 000000000053391 | 1.1 MI E of SR L37 | 1986 | Culvert | 25 ft | 930 | Good |
| K64 over Drainage No. 000000000353631 | 088450302 | 2021 | Slab | 71 ft | 928 | Good |
| Ia 31 over Dry Creek No. 000000000053131 | 2.2 Mi. S of JCT SR D54 | 1988 | Slab | 73 ft | 850 | Fair |
| Ia 31 over Smokey Hollow Creek No. 000000000053121 | 0.1 Mi. N of Jct. Ia 141 | 2001 | Slab | 71 ft | 840 | Good |
| Old HWY 141 over Fork of Little Sioux No. 000000000053551 | 086450918 | 2002 | Stringer/Multi-beam or Girder | 215 ft | 808 | Good |
| FM over Little Sioux River No. 000000000354701 | 089423404 | 2006 | Stringer/Multi-beam or Girder | 409 ft | 797 | Good |
| FM over Elliott Creek No. 000000000355117 | 089450901 | 1958 | Culvert | 21 ft | 797 | Poor |
| FM over Mcelhaney Creek No. 000000000354737 | 089430502 | 1973 | Culvert | 26 ft | 748 | Fair |
| D12 110th ST over Pierson Creek No. 000000000053411 | 0894312 | 1993 | Slab | 91 ft | 738 | Fair |
| FM over Mud Creek No. 000000000354967 | 089440701 | 1969 | Slab | 128 ft | 709 | Poor |
| FM over Elliott Creek No. 000000000355123 | 089451001 | 1969 | Culvert | 29 ft | 709 | Fair |
| FM over Little Sioux River No. 000000000353331 | 088433305 | 1992 | Girder and Floorbeam System | 351 ft | 679 | Fair |
| FM over Creek No. 000000000365410 | 0894532 | 2008 | Slab | 103 ft | 649 | Good |
| FM over Muddy Creek No. 000000000355116 | 089450801 | 1967 | Slab | 26 ft | 628 | Poor |
| FM over Whiskey Creek No. 000000000355240 | 089461201 | 1967 | Slab | 103 ft | 628 | Poor |
| D 25 over Small Stream No. 000000000053541 | 087461404 | 1975 | Culvert | 25 ft | 578 | Good |
| Old HWY 141 over Wolf Creek No. 000000000053561 | 086451407 | 2002 | Stringer/Multi-beam or Girder | 180 ft | 569 | Good |
| FM over West Fork Little Sioux No. 000000000352325 | 087450302 | 1955 | Stringer/Multi-beam or Girder | 214 ft | 549 | Poor |
| FM over Creek No. 000000000352380 | 087451002 | 1955 | Culvert | 24 ft | 549 | Poor |
| FM over West Fork Little Sioux No. 000000000352394 | 087451502 | 1955 | Stringer/Multi-beam or Girder | 244 ft | 549 | Poor |
| D12 110th ST over Mcelhaney Creek No. 000000000053401 | 0894307 | 1993 | Slab | 104 ft | 509 | Fair |
| FM over West Fork Little Sioux No. 000000000354970 | 089441001 | 1960 | Stringer/Multi-beam or Girder | 179 ft | 509 | Poor |
| Country Club over Hanford Creek No. 000000000010801 | 000000000 | 2000 | Culvert | 42 ft | 488 | Good |
| FM over West Fork Little Sioux No. 000000000353870 | 088453305 | 1963 | Stringer/Multi-beam or Girder | 204 ft | 469 | Poor |
| Walnut ST over Creek No. 000000000354281 | 088462901 | 2014 | Culvert | 21 ft | 450 | Good |
| Walnut ST over Elliott Creek No. 000000000354291 | 088462801 | 2014 | Slab | 153 ft | 450 | Good |
| FM over Maple River No. 000000000350251 | 086422708 | 1985 | Girder and Floorbeam System | 324 ft | 429 | Fair |
| FM over West Fork Little Sioux No. 000000000352396 | 087451605 | 1955 | Stringer/Multi-beam or Girder | 214 ft | 429 | Poor |
| K64 Haskell Ave over Stream No. 000000000355056 | 089442904 | 2020 | Stringer/Multi-beam or Girder | 103 ft | 429 | Good |
| 2nd Ave over Drainage No. 000000000000391 | 0884332 | 2004 | Culvert | 25 ft | 411 | Good |
| D2 110th ST over Creek No. 000000000366560 | 089431203 | 2020 | Slab | 83 ft | 409 | Good |
| FM over Creek No. 000000000350930 | 086450302 | 1965 | Culvert | 29 ft | 399 | Fair |
| FM over E.Br.Wolf Creek No. 000000000351891 | 0874402 | 1992 | Culvert | 36 ft | 399 | Fair |
| FM over Wolf Creek No. 000000000351911 | 087440501 | 2009 | Stringer/Multi-beam or Girder | 128 ft | 399 | Good |
| FM over Wolf Creek No. 000000000352316 | 0874501 | 2010 | Stringer/Multi-beam or Girder | 153 ft | 399 | Good |
| FM over Bacon Creek No. 000000000352810 | 088420503 | 1968 | Stringer/Multi-beam or Girder | 153 ft | 390 | Poor |
| K49 Emmett Ave over Elliott Creek No. 000000000355145 | 89452102 | 2016 | Stringer/Multi-beam or Girder | 93 ft | 390 | Good |
Structure types in Woodbury County
| Stringer/Multi-beam or Girder | 259 | 56.9% |
| Slab | 94 | 20.7% |
| Culvert | 83 | 18.2% |
| Girder and Floorbeam System | 8 | 1.8% |
| Truss - Thru | 4 | 0.9% |
| Tee Beam | 4 | 0.9% |
| Arch - Deck | 1 | 0.2% |
| Arch - Thru | 1 | 0.2% |
| Box Beam or Girders - Multiple | 1 | 0.2% |
Other counties in Iowa
- Adair County 303
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