US Bridges

Humboldt County, Iowa bridges

Humboldt County has 87 bridges and culverts in the National Bridge Inventory, the oldest built in 1899. 7 (8%) are rated poor. The most common type is stringer/multi-beam or girder (49%).

Bridges
87
Good
39%
Fair
53%
Poor
8%
7 bridges
Average age
57 yrs
Posted or closed
19

Map of bridges in Humboldt County

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

Search bridges in Humboldt County

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

Condition

8%poor
Good39%(34)
Fair53%(46)
Poor8%(7)

When they were built

<1900: 1 bridges1<19001900s: 9 bridges919001910s: 3 bridges319101920s: 4 bridges419201930s: 3 bridges319301940s: 5 bridges519401950s: 13 bridges1319501960s: 5 bridges519601970s: 5 bridges519701980s: 8 bridges819801990s: 7 bridges719902000s: 10 bridges1020002010s: 11 bridges1120102020s: 3 bridges32020
Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

  1. US 169 over W Fork Des Moines River
    7,100 vehicles/day
    Fair
  2. US 169 over Indian Creek
    5,400 vehicles/day
    Good
  3. Ia 3 over Stream
    4,590 vehicles/day
    Good
  4. Sumner Ave SW over West Des Moines River
    3,472 vehicles/day
    Good
  5. US 169 over Drainage Ditch
    3,220 vehicles/day
    Fair

Longest

  1. Ia 3 over Des Moines River
    412 ft
    Good
  2. Ia 3 over E Fork Des Moines River
    367 ft
    Good
  3. US 169 over W Fork Des Moines River
    336 ft
    Fair
  4. FM over E Fork Des Moines River
    282 ft
    Fair
  5. Sumner Ave SW over West Des Moines River
    266 ft
    Good

Oldest

  1. 215th ST over Des Moines River
    Built 1899
    Poor
  2. Local over Dd
    Built 1900
    Fair
  3. Local over Creek
    Built 1900
    Fair
  4. Local over Dd
    Built 1900
    Fair
  5. Local over Creek
    Built 1900
    Fair

All bridges in Humboldt County

Busiest first · showing 1–87 of 87
Bridges in Humboldt County
BridgeLocationBuiltTypeLengthDaily trafficCondition
US 169 over W Fork Des Moines River
No. 000000000028871
0.6 MI S of Ia 31997Stringer/Multi-beam or Girder336 ft7,100Fair
US 169 over Indian Creek
No. 000000000028862
0.7 Mi. S of JCT SR C462011Culvert27 ft5,400Good
Ia 3 over Stream
No. 000000000028990
0.5 MI W of US 1691939Culvert21 ft4,590Good
Sumner Ave SW over West Des Moines River
No. 000000000006141
0.5 MI E of US1692015Slab266 ft3,472Good
US 169 over Drainage Ditch
No. 000000000028911
5.5 MI N of Jct. Ia 31985Culvert37 ft3,220Fair
US 169 over Bloody Run Creek
No. 000000000028921
1.0 Mi. N of SR C261985Slab103 ft3,220Fair
US 169 over Trulner Creek
No. 000000000028941
0.3 Mi. S of SR C201995Stringer/Multi-beam or Girder154 ft3,220Fair
US 169 over Lotts Creek
No. 000000000028951
2.0 Mi. S of SR C121985Stringer/Multi-beam or Girder163 ft3,220Fair
US 169 over Branch Lotts Creek
No. 000000000028961
1.6 Mi. N of SR C201985Culvert35 ft3,220Fair
US 169 over Branch Lotts Creek
No. 000000000028971
0.9 MI S of S JCT SR C121985Culvert22 ft3,220Good
US 169 over Drainage Ditch
No. 000000000028901
2.4 Mi. N of Jct. Ia 31985Culvert25 ft3,020Fair
Ia 3 over Des Moines River
No. 000000000028981
1.6 Mi. W of US 1692010Stringer/Multi-beam or Girder412 ft2,850Good
Ia 3 over E Fork Des Moines River
No. 000000000029011
1.8 Mi. E. of US 1692018Stringer/Multi-beam or Girder367 ft2,510Good
FM over Drainage Ditch
No. 000000000184371
0912827021970Slab32 ft1,257Fair
1st Ave N over East Des Moines River
No. 000000000002851
0000000001988Stringer/Multi-beam or Girder260 ft1,014Fair
FM over Dm River
No. 000000000184890
0923007051958Stringer/Multi-beam or Girder247 ft679Fair
FM over Truliner Creek
No. 000000000029050
0932922011937Stringer/Multi-beam or Girder30 ft649Fair
FM over Truliner Creek
No. 000000000029040
0932909061958Slab112 ft578Good
FM over Dm River
No. 000000000184310
0912819041961Stringer/Multi-beam or Girder251 ft559Fair
C20 130th ST over Truliner Creek
No. 000000000029061
Humboldt County2018Culvert26 ft530Good
FM over Drainage Ditch
No. 000000000184330
0912823011921Stringer/Multi-beam or Girder35 ft529Fair
FM over W Fk Des Moines River
No. 000000000184831
0922929041990Stringer/Multi-beam or Girder217 ft518Good
FM over E Fork Des Moines River
No. 000000000029080
0932901031957Box Beam or Girders - Multiple282 ft509Fair
Ia 15 over W Fork Des Moines River
No. 000000000029021
0.4 Mi. W of Jct. SR P192014Stringer/Multi-beam or Girder247 ft490Good
FM over Dm River
No. 000000000185191
0932816032001Stringer/Multi-beam or Girder243 ft478Good
FM over Bloody Run Creek
No. 000000000185250
0932832041966Stringer/Multi-beam or Girder57 ft450Fair
FM over Lotts Creek
No. 000000000185281
0932904021996Slab128 ft350Good
FM over Truliner Creek
No. 000000000029030
0933012011958Stringer/Multi-beam or Girder134 ft339Fair
FM over Dd
No. 000000000185380
0932933021925Stringer/Multi-beam or Girder34 ft339Fair
FM over Dd No 100
No. 000000000184981
0932703011974Slab32 ft290Fair
FM over Prarie Creek
No. 000000000185001
0932704012003Slab128 ft290Good
Sheridan over Creek
No. 000000000010150
0000000001918Slab31 ft245Fair
Lucas Ave over Creek
No. 000000000010140
0000000001949Stringer/Multi-beam or Girder53 ft232Fair
FM over E.Fk Des Moines River
No. 000000000184721
0922810031994Stringer/Multi-beam or Girder244 ft190Good
P56 Lone Tree RD over Beaver Creek
No. 000000000184431
P56 over Beaver Creek2023Stringer/Multi-beam or Girder113 ft183Good
8th ST over Lotts Creek
No. 000000000007350
0000000001950Stringer/Multi-beam or Girder152 ft170Fair
FM over Drainage Ditch
No. 000000000184480
0912921011958Slab26 ft170Fair
FM over Drainage Ditch
No. 000000000184650
0922706061940Stringer/Multi-beam or Girder32 ft170Fair
Local over Dd
No. 000000000184810
0922919021900Tee Beam30 ft100Fair
Local over Drainage Ditch
No. 000000000184230
0912736021941Stringer/Multi-beam or Girder31 ft80Fair
FM over Prairie Creek
No. 000000000185091
0932723011970Slab34 ft71Fair
FM over Prairie Creek
No. 000000000185100
0932723051968Slab127 ft71Fair
Local over Dm River
No. 000000000185150
0932805031911Truss - Thru110 ft60Poor
Local over Dd
No. 000000000184660
0922708021913Stringer/Multi-beam or Girder35 ft50Fair
215th ST over Des Moines River
No. 000000000184870
0922934031899Truss - Thru253 ft50Poor
Local over Prairie Creek
No. 000000000185051
0932714042008Slab133 ft50Good
Local over Dd
No. 000000000184181
0912724022007Slab100 ft45Good
Local over Creek
No. 000000000184731
0922811041971Stringer/Multi-beam or Girder67 ft45Fair
Local over Dd #3
No. 000000000184121
0912714031989Slab121 ft40Good
Local over Creek
No. 000000000184390
0912828021900Stringer/Multi-beam or Girder35 ft40Fair
Virginia Ave over Creek
No. 000000000184991
T93N R27W Vernon Twp2020Slab120 ft40Good
Local over Creek
No. 000000000185310
0932913031954Stringer/Multi-beam or Girder85 ft40Fair
Montana Ave over Creek
No. 000000000185321
0932913042014Slab150 ft40Good
Georgia Ave over Dd
No. 000000000185341
Humboldt2019Culvert22 ft40Good
Local over Dd
No. 000000000185370
0932932021953Stringer/Multi-beam or Girder63 ft40Fair
Local over Drainage Ditch
No. 000000000184111
0912714022004Slab91 ft34Good
Local over Dd
No. 000000000184361
0912827012008Slab101 ft34Good
FM over Dd
No. 000000000184910
0923011021948Stringer/Multi-beam or Girder25 ft34Fair
Local over Dd
No. 000000000185040
0932714021960Stringer/Multi-beam or Girder79 ft34Fair
Local over Dd
No. 000000000184341
0912823022002Slab78 ft30Good
270th ST over Creek
No. 000000000184421
0912832032017Culvert25 ft30Good
FM over Dm River
No. 000000000184950
0923023051905Truss - Thru217 ft30Poor
Local over Bloody Run Creek
No. 000000000185391
0932934021998Slab78 ft30Good
Kansas Ave over Creek
No. 000000000184501
0912923042017Culvert41 ft26Good
Local RD over D D #2
No. 000000000184571
0912930011978Culvert31 ft26Good
FM over Drainage Ditch
No. 000000000184171
0912723012007Slab87 ft20Good
Local over Dd
No. 000000000184540
0912928011900Stringer/Multi-beam or Girder25 ft20Fair
Juniper Ave over Lotts Creek
No. 000000000185271
0932903041996Slab128 ft20Good
Local over Dd
No. 000000000184140
0912715041937Stringer/Multi-beam or Girder26 ft15Fair
Local over Drainage Ditch
No. 000000000184580
0912933021948Stringer/Multi-beam or Girder24 ft15Poor
Local over Creek
No. 000000000184820
0922920041900Stringer/Multi-beam or Girder24 ft15Fair
Local over Prairie Creek
No. 000000000185030
0932714011900Truss - Thru68 ft15Poor
Local over Dd
No. 000000000185080
0932720011900Stringer/Multi-beam or Girder30 ft15Fair
Local over Dd
No. 000000000185110
0932724041956Stringer/Multi-beam or Girder62 ft15Fair
Local over Creek
No. 000000000185241
0932831042005Slab87 ft15Good
Local over Creek
No. 000000000185290
0932907021966Stringer/Multi-beam or Girder63 ft15Fair
Local over Dd
No. 000000000185450
0933025011925Stringer/Multi-beam or Girder33 ft15Fair
Local over Creek
No. 000000000184471
0912919021900Stringer/Multi-beam or Girder27 ft11Fair
Juniper Ave over Creek
No. 000000000184521
0912927022012Culvert25 ft11Good
Local over Drainage Ditch
No. 000000000184550
0912928021955Stringer/Multi-beam or Girder27 ft11Fair
Local over Dd
No. 000000000184780
0922829021955Stringer/Multi-beam or Girder57 ft11Fair
Local over Dd
No. 000000000184920
0923013031955Stringer/Multi-beam or Girder59 ft11Fair
Local over Prairie Creek
No. 000000000185021
0932711012003Slab125 ft11Good
Local over Dm River
No. 000000000185160
0932806021924Truss - Thru122 ft11Poor
Local over Dd
No. 000000000185350
0932931011900Stringer/Multi-beam or Girder29 ft11Poor
Kentucky Ave over Bloody Run Creek
No. 000000000185401
Kentucky Ave O Bloody Run2023Culvert26 ft11Good
Local over Dd
No. 000000000185220
0932823011955Stringer/Multi-beam or Girder58 ft5Fair

Structure types in Humboldt County

Stringer/Multi-beam or Girder4349.4%
Slab2427.6%
Culvert1314.9%
Truss - Thru55.7%
Box Beam or Girders - Multiple11.1%
Tee Beam11.1%

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