US Bridges

Winnebago County, Iowa bridges

Winnebago County has 54 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 16 (30%) are rated poor. The most common type is stringer/multi-beam or girder (41%).

Bridges
54
Good
33%
Fair
37%
Poor
30%
16 bridges
Average age
40.2 yrs
Posted or closed
17

Map of bridges in Winnebago County

Green good, amber fair, red poor. Click a marker for details.

Search bridges in Winnebago County

Type at least two characters, or pick a condition or type, to search every bridge in the county.

Condition

30%poor
Good33%(18)
Fair37%(20)
Poor30%(16)

When they were built

<1900: 0 bridges<19001900s: 1 bridges119001910s: 0 bridges19101920s: 2 bridges219201930s: 1 bridges119301940s: 2 bridges219401950s: 2 bridges219501960s: 5 bridges519601970s: 10 bridges1019701980s: 7 bridges719801990s: 3 bridges319902000s: 7 bridges720002010s: 11 bridges1120102020s: 3 bridges32020
Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

  1. US 69 over Winnebago River
    5,400 vehicles/day
    Fair
  2. Secor Ave over Winnebago River
    3,200 vehicles/day
    Fair
  3. US 69 & Ia 9 over Winnebago River
    2,960 vehicles/day
    Fair
  4. Ia 9 over Drainage Ditch
    2,320 vehicles/day
    Fair
  5. US 69 over Lime Creek
    1,970 vehicles/day
    Fair

Longest

  1. US 69 over Winnebago River
    217 ft
    Fair
  2. J ST over Winnebago River
    157 ft
    Fair
  3. FM over Winnebago River
    148 ft
    Good
  4. Local over Winnebago River
    145 ft
    Good
  5. Secor Ave over Winnebago River
    143 ft
    Fair

Oldest

  1. Local over N Fork Buffalo Creek
    Built 1900
    Poor
  2. FM over Blue Earth River
    Built 1924
    Poor
  3. Local over Drainage Ditch
    Built 1928
    Poor
  4. US 69 over Lime Creek
    Built 1931
    Fair
  5. Local over N Buffalo Creek
    Built 1949
    Poor

All bridges in Winnebago County

Busiest first · showing 1–54 of 54
Bridges in Winnebago County
BridgeLocationBuiltTypeLengthDaily trafficCondition
US 69 over Winnebago River
No. 000000000052431
0.1 Mi. S of S Jct. Ia 91988Slab217 ft5,400Fair
Secor Ave over Winnebago River
No. 000000000004940
0982436021966Stringer/Multi-beam or Girder143 ft3,200Fair
US 69 & Ia 9 over Winnebago River
No. 000000000052441
2.2 Mi. N of S.R. A441988Slab138 ft2,960Fair
Ia 9 over Drainage Ditch
No. 000000000052481
0.8 Mi. E of E JCT SR R341975Stringer/Multi-beam or Girder99 ft2,320Fair
US 69 over Lime Creek
No. 000000000052460
1.2 Mi. N of SR R601931Stringer/Multi-beam or Girder62 ft1,970Fair
J ST over Winnebago River
No. 000000000004921
0982436031974Slab157 ft1,884Fair
US 69 over Pike Run Creek
No. 000000000052450
0.5 MI N of N JCT Ia 91968Slab124 ft1,650Fair
Ia 9 over Stream
No. 000000000052471
3.8 Mi. W of SR R-341975Slab124 ft1,650Fair
FM over Blue Earth River
No. 000000000052510
0992609021924Stringer/Multi-beam or Girder43 ft938Poor
FM over Beaver Creek
No. 000000000344881
0992335081987Slab78 ft848Fair
FM over Winnebago River
No. 000000000344335
0982401031968Slab127 ft649Fair
FM over Buffalo Creek
No. 000000000344791
0982636012010Culvert32 ft439Good
20th Ave over N Fork Buffalo Creek
No. 000000000344651
0982604061989Slab78 ft409Fair
FM over Winnebago River
No. 000000000344401
0982423011974Slab128 ft330Fair
10th Ave over N Fork Buffalo Creek
No. 000000000344660
0982605022001Slab104 ft279Fair
FM over Winnebago River
No. 000000000345481
1002321032002Slab113 ft270Fair
Broadway Ave over Winnebago River
No. 000000000007220
0982401031975Stringer/Multi-beam or Girder107 ft245Poor
FM over Pike Run Creek
No. 000000000344981
0992415021990Slab91 ft170Fair
10th Ave over Blue Earth River
No. 000000000345321
0992608022011Culvert21 ft120Good
A34 (420th St) over Pike Run Creek
No. 000000000345021
0.5 Mi. E. of HWY 92014Culvert32 ft100Good
FM over Winnebago River
No. 000000000345031
0992425031989Slab148 ft90Good
FM over Drainage Ditch
No. 000000000345140
0992517021955Stringer/Multi-beam or Girder51 ft90Fair
Local over Drainage Ditch
No. 000000000344360
0982403011928Stringer/Multi-beam or Girder26 ft82Poor
Local over Drainage Ditch
No. 000000000344910
0992403011976Stringer/Multi-beam or Girder55 ft72Poor
Local over N Fork Buffalo Creek
No. 000000000344691
0982618012011Culvert38 ft71Good
460th ST over Drainage Ditch
No. 000000000344891
0992402012005Stringer/Multi-beam or Girder66 ft62Fair
A38 168th Ave over Drainage Ditch
No. 000000000007231
0982402102017Culvert42 ft48Good
Local over Blue Earth River
No. 000000000345311
0992607022010Culvert25 ft46Good
FM over Twister Branch
No. 000000000344411
0982427012011Culvert25 ft45Good
440th ST over Winnebago River
No. 000000000344821
0992317012012Slab140 ft41Good
Local over Beaver Creek
No. 000000000344870
0992335011976Stringer/Multi-beam or Girder54 ft41Poor
Local over Drainage Ditch
No. 000000000345450
1002316021966Stringer/Multi-beam or Girder24 ft41Poor
Local over Beaver Creek
No. 000000000344181
0982301011985Tee Beam36 ft35Poor
Local over Drainage Ditch
No. 000000000344460
0982506011950Stringer/Multi-beam or Girder34 ft35Poor
Local over Winnebago River
No. 000000000344801
0992305012011Slab131 ft35Good
Local over N Fork Buffalo Creek
No. 000000000344611
0982602022001Stringer/Multi-beam or Girder89 ft30Fair
160th Ave over Pike Run
No. 000000000344971
0992414022022Culvert22 ft30Good
Local over Winnebago River
No. 000000000345041
0992436011993Slab145 ft30Good
Local over Beaver Creek
No. 000000000363600
0982326011991Tee Beam34 ft30Fair
Local over Buffalo Creek
No. 000000000344491
0982520021975Stringer/Multi-beam or Girder50 ft26Poor
Local over Drainage Ditch
No. 000000000344631
0982604011985Stringer/Multi-beam or Girder45 ft26Poor
FM over N Fork Buffalo Creek
No. 000000000344671
0982607012006Stringer/Multi-beam or Girder87 ft26Fair
140th Ave over Pike Run
No. 000000000345001
0992416022019Culvert33 ft26Good
Local over Pike Run
No. 000000000345191
0992524022005Slab104 ft26Good
30th Ave over N Fork Buffalo Creek
No. 000000000344620
0982603022000Slab112 ft21Good
350th ST over Buffalo Creek
No. 000000000344781
0982634012020Culvert26 ft21Good
Local over Drainage Ditch
No. 000000000345410
0992634021964Stringer/Multi-beam or Girder52 ft20Poor
Local over Pike Run
No. 000000000345010
0992417011976Stringer/Multi-beam or Girder97 ft11Poor
200th Ave over Winnebago River
No. 000000000345492
1002328042015Slab111 ft11Good
Local over N Buffalo Creek
No. 000000000345670
1002536021949Stringer/Multi-beam or Girder62 ft11Poor
135th Ave over Twister Branch
No. 000000000366171
0982429022023Culvert22 ft11Good
Local over Pike Run
No. 000000000345180
0992524011976Stringer/Multi-beam or Girder52 ft5Poor
Local over N Fork Buffalo Creek
No. 000000000345390
0992625011900Stringer/Multi-beam or Girder54 ft5Poor
Local over N Buffalo Creek
No. 000000000345560
1002431021949Stringer/Multi-beam or Girder45 ft5Poor

Structure types in Winnebago County

Stringer/Multi-beam or Girder2240.7%
Slab1935.2%
Culvert1120.4%
Tee Beam23.7%

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