US Bridges

Hancock County, Iowa bridges

Hancock County has 135 bridges and culverts in the National Bridge Inventory, the oldest built in 1922. 27 (20%) are rated poor. The most common type is slab (57%).

Bridges
135
Good
41%
Fair
39%
Poor
20%
27 bridges
Average age
43.3 yrs
Posted or closed
18

Map of bridges in Hancock County

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

Search bridges in Hancock County

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

Condition

20%poor
Good41%(55)
Fair39%(53)
Poor20%(27)

When they were built

<1900: 0 bridges<19001900s: 0 bridges19001910s: 0 bridges19101920s: 4 bridges419201930s: 3 bridges319301940s: 2 bridges219401950s: 19 bridges1919501960s: 12 bridges1219601970s: 29 bridges2919701980s: 20 bridges2019801990s: 7 bridges719902000s: 17 bridges1720002010s: 17 bridges1720102020s: 5 bridges52020
Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

  1. US 18 over E Branch Iowa River
    6,500 vehicles/day
    Good
  2. US 18 over Drainage Ditch
    5,200 vehicles/day
    Fair
  3. US 18 over West Fork Iowa River
    5,200 vehicles/day
    Fair
  4. B-14 over Private DR
    3,502 vehicles/day
    Fair
  5. US 18 over Boone River
    2,980 vehicles/day
    Fair

Longest

  1. US 69 over E Branch Iowa River
    171 ft
    Good
  2. FM 3170 Valley over Winnebago River
    154 ft
    Fair
  3. FM 3150 Taylor over Winnebago River
    153 ft
    Good
  4. 2260 305th ST over Winnebago River
    153 ft
    Fair
  5. 1480 Taft Ave over East Iowa River
    153 ft
    Good

Oldest

  1. US 69 over Iowa River Overflow
    Built 1922
    Fair
  2. 1870 Crane Ave over Boone River
    Built 1925
    Poor
  3. FM 330 190th ST over Boone River
    Built 1925
    Poor
  4. 410 140th ST over Boone River
    Built 1927
    Poor
  5. US 69 over Galls Creek
    Built 1930
    Poor

All bridges in Hancock County

Busiest first · showing 1–135 of 135
Bridges in Hancock County
BridgeLocationBuiltTypeLengthDaily trafficCondition
US 18 over E Branch Iowa River
No. 000000000026831
0.4 Mi. W of E Jct. US 692002Slab103 ft6,500Good
US 18 over Drainage Ditch
No. 000000000026790
0.8 MI E of SR R351958Stringer/Multi-beam or Girder108 ft5,200Fair
US 18 over West Fork Iowa River
No. 000000000026800
2.8 Mi. E of SR R351958Stringer/Multi-beam or Girder108 ft5,200Fair
B-14 over Private DR
No. 000000000501170
0972402031972Slab88 ft3,502Fair
US 18 over Boone River
No. 000000000026770
4.7 Mi. W of Jct. SR R351959Slab92 ft2,980Fair
US 18 over Branch Boone River
No. 000000000026780
3.2 Mi. W of Jct. SR R351959Slab82 ft2,980Fair
US 69 over E Branch Iowa River
No. 000000000026911
3.8 Mi. N of N Jct. US182018Slab81 ft2,470Fair
US 69 over Galls Creek
No. 000000000026880
2.7 Mi. S of S Jct. US 181930Stringer/Multi-beam or Girder34 ft2,450Poor
US 69 over Drainage Ditch
No. 000000000026890
2.2 Mi. S of S Jct. US 181930Stringer/Multi-beam or Girder42 ft2,450Fair
FM 1870 330th over Winnebago River
No. 000000000174130
0972412031963Slab128 ft2,192Poor
US 69 over E Branch Iowa River
No. 000000000026851
0.6 Mi. S of SR B-552015Stringer/Multi-beam or Girder171 ft1,650Good
US 69 over Iowa River Overflow
No. 000000000026860
0.4 Mi. S of Jct. SR B551922Slab21 ft1,650Fair
Ia 17 over Prairie Creek
No. 000000000026921
2.9 Mi. S of Jct. US 181991Culvert36 ft1,250Good
R-35 FM over West Otter Creek
No. 000000000026930
0942522021938Stringer/Multi-beam or Girder34 ft1,127Fair
B36 (225th St) over Drainage Ditch 5
No. 000000000173821
0962332032013Culvert26 ft851Good
FM 2430 James over W Branch Iowa River
No. 000000000026940
0962521041948Slab92 ft828Poor
Taft Ave over Dd #13
No. 000000000173781
0962320021974Slab63 ft709Fair
FM 2030 170th over Drainage Ditch #9
No. 000000000173181
0952332011975Stringer/Multi-beam or Girder54 ft688Fair
1840 170th ST over E Br Iowa River
No. 000000000173361
0952436011975Stringer/Multi-beam or Girder142 ft649Fair
1350 170th ST over West Iowa River
No. 000000000173351
0952431011979Slab114 ft569Poor
FM 780 120th ST over E. Br Boone River
No. 000000000172861
0942530011980Slab68 ft518Fair
FM 640 120th ST over Mid Br Boone River
No. 000000000172981
0942625011988Slab79 ft518Fair
B-63 over West Otter Creek Dd 26
No. 000000000006821
0942538012007Slab78 ft498Good
FM 1400 310th over Drainage Ditch 1&2
No. 000000000174161
0972420011974Culvert31 ft478Fair
FM 640 225th ST over Boone River
No. 000000000174076
0962636031986Slab68 ft467Fair
FM 2380 Deer Av over Drainage Ditch 97
No. 000000000174030
0962627021968Stringer/Multi-beam or Girder26 ft447Poor
FM 570 120th ST over Boone River
No. 000000000172991
0942626011979Slab116 ft439Fair
FM 1440 110th over West Branch Ia River
No. 000000000172711
0942433011976Slab152 ft429Fair
FM 1980 110th over East Iowa River
No. 000000000172640
0942331031957Stringer/Multi-beam or Girder145 ft399Good
1780 200th ST over East Iowa River
No. 000000000173261
0952414052007Slab128 ft399Good
FM 100 160th ST over Boone River
No. 000000000172901
0942605011948Stringer/Multi-beam or Girder55 ft330Fair
225th ST over Drainage Ditch 97
No. 000000000174071
0962634032022Slab91 ft315Good
B55 160th ST over Dd #8
No. 000000000172741
0942506012017Culvert26 ft300Good
FM 2030 Vail over Golls Creek
No. 000000000173100
0952310021969Culvert40 ft259Poor
1550 210th ST over Drainage Ditch 6
No. 000000000173220
0952409011968Stringer/Multi-beam or Girder48 ft259Poor
1860 210th ST over East Iowa River
No. 000000000173230
0952412011967Slab129 ft259Poor
Loc 1620 Taft over Drainage Ditch 9
No. 000000000173191
0952332122010Culvert25 ft235Good
FM 2160 Sioux over D.D.#5
No. 000000000173051
0952306041987Culvert21 ft230Good
FM 2080 Sioux over Golls Creek
No. 000000000173061
0952307041991Culvert25 ft230Good
FM 2090 260 ST over Drainage Ditch #13
No. 000000000173755
0962317031976Slab68 ft230Fair
FM 1920 260 ST over East Iowa River
No. 000000000173760
0962318011964Slab78 ft210Fair
FM 3170 Valley over Winnebago River
No. 000000000174081
0972316061974Stringer/Multi-beam or Girder154 ft190Fair
1200 210th ST over West Iowa River
No. 000000000173400
0952512011961Slab77 ft170Poor
3220 Reed Ave over Silver Creek Dd 7
No. 000000000174141
0972412042005Slab78 ft153Good
950 110th ST over West Otter Creek Dd 26
No. 000000000172891
0942533011997Slab78 ft134Good
FM over East Iowa River
No. 000000000174271
0972435041975Slab68 ft133Fair
FM 220 290th ST over Plum Creek
No. 000000000174411
0972632012007Stringer/Multi-beam or Girder83 ft131Good
FM 2040 Echo Av over Boone River
No. 000000000173581
0952611021985Slab78 ft110Fair
FM 1870 225 ST over East Iowa River
No. 000000000173871
0962436031972Stringer/Multi-beam or Girder48 ft90Fair
FM 3150 Taylor over Winnebago River
No. 000000000174091
0972317041992Slab153 ft90Good
2260 305th ST over Winnebago River
No. 000000000174101
0972322031974Stringer/Multi-beam or Girder153 ft82Fair
1110 220th ST over W.Br. Iowa River
No. 000000000173371
0952502011993Slab103 ft81Good
1190 220th ST over Dd #1 & 2
No. 000000000173381
0952502011973Slab102 ft81Fair
1280 320th ST over Dd 1&2
No. 000000000174300
0972513011956Stringer/Multi-beam or Girder45 ft63Fair
Loc 2030 210th over Golls Creek
No. 000000000173070
0952308011955Channel Beam37 ft62Poor
210th ST over Golls Creek
No. 000000000173081
0952308012012Channel Beam32 ft62Fair
2240 Crane Ave over Dd 10
No. 000000000174051
0962633021976Slab68 ft51Fair
2870 Birch Ave over Plum Creek
No. 000000000174421
0972632021975Stringer/Multi-beam or Girder63 ft51Poor
B62 over West Iowa River
No. 000000000172691
0942421012013Slab130 ft50Good
190 150th ST over Boone River
No. 000000000172911
0942608011989Slab103 ft50Good
Local over East Br Boone River
No. 000000000173041
0942636021983Slab127 ft50Good
1770 190th ST over East Branch Ia River
No. 000000000173301
0952423011993Slab144 ft50Good
2460 Sioux Ave over Dd #13
No. 000000000173771
0962319041976Stringer/Multi-beam or Girder69 ft50Good
3330 Ames Ave over Buffalo Creek
No. 000000000174361
0972606021985Slab78 ft47Fair
1480 Taft Ave over East Iowa River
No. 000000000172581
0942308022005Slab153 ft46Good
FM 1320 290th over Drainage Ditch 1&2
No. 000000000174211
0972431011983Slab102 ft46Fair
110th ST over E Br Boone River
No. 000000000172871
0942531012020Slab81 ft45Good
B-62 over W Otter Creek Dd 26
No. 000000000172840
0942522011959Stringer/Multi-beam or Girder44 ft42Fair
1995 150th ST over East Iowa River
No. 000000000172571
0942307012005Slab138 ft41Good
1390 120th ST over West Branch Iowa River
No. 000000000172701
0942429031984Slab152 ft41Good
1020 Quail Ave over West Branch Ia River
No. 000000000172731
0942435022010Slab131 ft41Good
150th ST over Dd #8
No. 000000000172751
0942507012012Slab83 ft41Good
950 150th ST over West Otter Creek Dd 26
No. 000000000172781
0942510011976Stringer/Multi-beam or Girder57 ft41Fair
720 130th ST over Dd #159
No. 000000000172820
0942520011958Stringer/Multi-beam or Girder57 ft41Fair
R16 Birch Ave over Buffalo Creek
No. 000000000174351
0972605022015Slab83 ft41Good
490 130th ST over Boone River
No. 000000000172951
0942622011979Slab103 ft40Fair
140th ST over West Branch Ia River
No. 000000000172681
0942417012016Slab151 ft36Good
1870 Crane Ave over Boone River
No. 000000000173670
0952621061925Girder and Floorbeam System41 ft36Poor
1060 Palm Ave over West Branch Ia River
No. 000000000172721
0942434022007Slab128 ft35Good
620 110th ST over Mid Br Boone River
No. 000000000173031
0942636012008Slab83 ft35Good
1740 Rake Ave over East Branch Ia River
No. 000000000173321
0952425021985Slab145 ft35Fair
1320 150th ST over West Iowa River
No. 000000000172660
0942408011956Stringer/Multi-beam or Girder108 ft31Fair
3180 Maple Ave over Dd 1&2
No. 000000000174150
0972418021958Stringer/Multi-beam or Girder45 ft31Fair
1250 160th ST over West Iowa River
No. 000000000172651
0942406011977Slab152 ft30Fair
1430 Iowa Ave over D.D.#159
No. 000000000172771
0942509021984Slab67 ft30Good
Loc 1220 270 ST over Dd 1 & 2
No. 000000000173901
0962512012007Slab90 ft30Good
1240 Union Ave over East Iowa River
No. 000000000172621
0942321041979Slab152 ft26Good
Loc 2100 Union over Golls Creek
No. 000000000173091
0952309021987Slab78 ft26Good
1270 200th ST over West Branch Ia River
No. 000000000173411
0952513012011Slab111 ft26Good
840 190th ST over Br.Boone River #8
No. 000000000173421
0952520011980Slab67 ft26Fair
1290 190th ST over West Iowa River
No. 000000000173430
0952524011957Stringer/Multi-beam or Girder95 ft26Poor
610 220th ST over Boone River
No. 000000000173491
0952601011978Slab67 ft26Good
200th ST over Boone River
No. 000000000173591
0952615012014Slab71 ft26Good
1940 Deer Ave over Boone River
No. 000000000173600
0952615021967Stringer/Multi-beam or Girder58 ft26Poor
FM 1220 260 ST over Drainage Ditch 1&2
No. 000000000173920
0962513011973Slab78 ft26Fair
FM 830 260 ST over West Iowa River
No. 000000000173940
0962517011956Stringer/Multi-beam or Girder45 ft26Poor
250th ST over Dd #1&2
No. 000000000173971
0962523012018Slab81 ft26Good
FM 1640 290th over East Branch Iowa River
No. 000000000174251
0972434011982Slab102 ft26Fair
1370 Union Ave over East Iowa River
No. 000000000172611
0942316041983Slab152 ft21Good
150th ST over Dd # 159
No. 000000000172761
0942509012000Slab78 ft21Good
930 140th ST over West Otter Creek Dd 26
No. 000000000172791
0942515011975Slab61 ft21Fair
410 140th ST over Boone River
No. 000000000172940
0942615011927Girder and Floorbeam System51 ft21Poor
Loc 2340 200th over Golls Creek
No. 000000000173121
0952314012011Culvert27 ft21Good
Loc 2240 200th over Golls Creek
No. 000000000173131
0952315012007Culvert29 ft21Good
Loc 2280 200th over Golls Creek
No. 000000000173141
0952315012007Culvert31 ft21Good
1840 Quail Ave over Dd #6
No. 000000000173310
0952423021970Stringer/Multi-beam or Girder21 ft21Poor
1340 180th ST over West Iowa River
No. 000000000173341
0952430012005Slab115 ft21Good
820 180th ST over Br. Boone River #8
No. 000000000173441
0952529011981Slab77 ft21Fair
180th ST over Drainage Ditch #10
No. 000000000173691
0952629031994Channel Beam25 ft21Poor
1840 280th ST over East Branch Ia River
No. 000000000173831
0962401011976Slab67 ft21Fair
1290 Echo Ave over Boone River
No. 000000000172960
0942623021969Stringer/Multi-beam or Girder115 ft20Poor
FM 1930 Yale over Golls Creek
No. 000000000173111
0952313022010Culvert29 ft20Good
FM 330 190th ST over Boone River
No. 000000000173660
0952621031925Girder and Floorbeam System37 ft20Poor
760 140th ST over Branch Boone Rvr Dd 159
No. 000000000172801
0942517011985Slab77 ft15Good
600 140th ST over Dd #8
No. 000000000172810
0942518011955Stringer/Multi-beam or Girder71 ft15Fair
1030 Grant Ave over E Br Boone River
No. 000000000172881
0942531022007Slab78 ft15Good
Crane Ave over Boone River
No. 000000000172921
0942609022012Slab93 ft15Good
100 Crane Ave over Drainage Ditch 61
No. 000000000173011
0942633021975Slab67 ft15Fair
110th ST over Boone River
No. 000000000173021
0942635012002Slab103 ft15Good
1760 180th ST over East Iowa River
No. 000000000173330
0952426011959Stringer/Multi-beam or Girder121 ft15Poor
1780 Hill Ave over Trib Boone River #8
No. 000000000173450
0952529021957Stringer/Multi-beam or Girder57 ft15Poor
730 170th ST over Dd #8
No. 000000000173471
0952531011983Slab67 ft15Fair
780 170th ST over Br Boone River #8
No. 000000000173481
0952531011978Slab67 ft15Fair
1970 Crane Ave over Dd #10
No. 000000000173620
0952616021969Stringer/Multi-beam or Girder57 ft15Poor
170th ST over Boone River
No. 000000000173701
0952631032021Slab91 ft15Good
2740 Urban Ave over Dd #13
No. 000000000173710
0962304041969Stringer/Multi-beam or Girder61 ft15Poor
Loc 910 250 ST over West Br Iowa River
No. 000000000173961
0962521012006Slab103 ft15Good
2830 Sage Ave over Ia River East Branch
No. 000000000174111
0972331021985Slab77 ft15Fair
1450 Deer Ave over Boone River
No. 000000000172930
0942610021968Stringer/Multi-beam or Girder69 ft11Poor
190th ST over Golls Creek DD177
No. 000000000173161
0952324012021Culvert21 ft11Good
300 210th ST over Dd #10
No. 000000000173550
0952609011958Stringer/Multi-beam or Girder45 ft11Poor
2680 270th ST over East Branch Ia River
No. 000000000173720
0962307011958Stringer/Multi-beam or Girder45 ft11Poor
160 280th ST over Plum Creek
No. 000000000173981
0962606011977Slab67 ft11Fair
1380 300th ST over Dd 1&2
No. 000000000174200
0972430011956Channel Beam26 ft11Fair
130th ST over Mid Br Boone River Dd 8
No. 000000000172971
0942624012020Culvert26 ft10Good

Structure types in Hancock County

Slab7757.0%
Stringer/Multi-beam or Girder3727.4%
Culvert1410.4%
Channel Beam43.0%
Girder and Floorbeam System32.2%

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