US Bridges

Plymouth County, Iowa bridges

Plymouth County has 430 bridges and culverts in the National Bridge Inventory, the oldest built in 1900. 90 (21%) are rated poor. The most common type is stringer/multi-beam or girder (44%).

Bridges
430
Good
54%
Fair
25%
Poor
21%
90 bridges
Average age
49.1 yrs
Posted or closed
106

Map of bridges in Plymouth County

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

Search bridges in Plymouth County

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

Condition

21%poor
Good54%(233)
Fair25%(107)
Poor21%(90)

When they were built

<1900: 0 bridges<19001900s: 37 bridges3719001910s: 2 bridges219101920s: 3 bridges319201930s: 6 bridges619301940s: 35 bridges3519401950s: 44 bridges4419501960s: 45 bridges4519601970s: 47 bridges4719701980s: 27 bridges2719801990s: 48 bridges4819902000s: 67 bridges6720002010s: 47 bridges4720102020s: 22 bridges222020
Bridges built per decade. Year built as recorded in the inventory; reconstruction years are not included.

Busiest

  1. US 75 over Stream
    18,200 vehicles/day
    Fair
  2. US 75 over Stream
    14,900 vehicles/day
    Good
  3. US 75 over Stream
    14,900 vehicles/day
    Good
  4. US 75 over Stream
    14,900 vehicles/day
    Good
  5. US 75 over Stream
    14,900 vehicles/day
    Good

Longest

Oldest

All bridges in Plymouth County

Busiest first · showing 1–200 of 430
Bridges in Plymouth County
BridgeLocationBuiltTypeLengthDaily trafficCondition
US 75 over Stream
No. 000000000607675
0.1 MI S of Jct. SR C801999Culvert27 ft18,200Fair
US 75 over Stream
No. 000000000700915
0.1 Mi. N of SR C702019Culvert25 ft14,900Good
US 75 over Stream
No. 000000000700920
0.3 MI N of SR C702019Culvert25 ft14,900Good
US 75 over Stream
No. 000000000700955
0.7 MI N of SR C702019Culvert25 ft14,900Good
US 75 over Stream
No. 000000000700995
1.5 Mi. S of SR C602019Culvert25 ft14,900Good
US 75 over Stream
No. 000000000039390
0.3 Mi. N of S.R. C-601926Stringer/Multi-beam or Girder34 ft14,000Poor
US 75 over Dry Creek
No. 000000000039442
1.9 Mi. N of Jct. SR C602023Culvert26 ft14,000Good
US 75 over Dry Creek
No. 000000000039462
2.3 Mi. N of SR C602023Culvert25 ft14,000Good
US 75 over Dry Creek
No. 000000000039502
3.4 Mi. N of JCT SR C602023Culvert26 ft14,000Good
US 75 over Drainage Ditch
No. 000000000039522
2.6 Mi. S of SR C442023Culvert38 ft14,000Good
US 75 over Dry Creek
No. 000000000039541
2.0 MI S of SR C441972Culvert25 ft14,000Good
US 75 over Flat Creek
No. 000000000039582
1.2 Mi. S of SR C442023Culvert25 ft14,000Good
US 75 over W Fk Floyd River
No. 000000000039600
2.4 Mi. S of SR C381956Stringer/Multi-beam or Girder243 ft10,400Fair
200th Street over Floyd River
No. 000000000364695
F220305152007Stringer/Multi-beam or Girder1,001 ft8,224Fair
SB US 75 over Stream
No. 000000000039330
1.3 Mi. N of SR C701948Slab28 ft7,500Fair
SB US 75 over Stream
No. 000000000039351
1.6 Mi. N of Jct. SR C702020Slab71 ft7,500Good
US 75 SB over Stream
No. 000000000039381
0.6 Mi. S of SR C602020Slab101 ft7,500Good
NB US 75 over Stream
No. 000000000039321
1.3 MI N of SR C701926Slab26 ft7,450Good
NB US 75 over Stream
No. 000000000039342
1.6 Mi. N of JCT SR C702019Slab71 ft7,450Good
NB US 75 over Stream
No. 000000000039371
0.6 Mi. S of SR C601926Slab26 ft7,450Fair
NB US 75 over Stream
No. 000000000039420
1.3 MI N of SR C601950Culvert25 ft7,000Fair
SB US 75 over Stream
No. 000000000039430
1.3 Mi. N of S.R. C-601948Slab28 ft7,000Fair
SB US 75 over Dry Creek
No. 000000000039450
1.9 Mi. N of Jct. SR C601948Slab28 ft7,000Fair
SB US 75 over Dry Creek
No. 000000000039470
2.3 Mi. N of SR C601948Slab28 ft7,000Fair
NB US 75 over Drainage Ditch
No. 000000000039481
3.0 Mi. N of Jct. SR C601972Culvert34 ft7,000Fair
SB US 75 over Drainage Ditch
No. 000000000039490
3.0 Mi. N of SR C601948Stringer/Multi-beam or Girder38 ft7,000Fair
SB US 75 over Dry Creek
No. 000000000039510
3.4 Mi. N of Jct. SR C601948Stringer/Multi-beam or Girder43 ft7,000Fair
SB US 75 over Drainage Ditch
No. 000000000039530
2.6 MI S of JCT SR C441948Stringer/Multi-beam or Girder39 ft7,000Fair
SB US 75 over Dry Creek
No. 000000000039570
1.5 Mi. S of SR C441948Slab28 ft7,000Fair
SB US 75 over Flat Creek
No. 000000000039590
1.2 Mi. S of Jct. SR C441948Slab28 ft7,000Fair
Ia 60 over Drainage Ditch
No. 000000000609205
0.4 Mi. S of Jct. SR C162003Culvert21 ft6,900Good
Ia 60 over Wolf Creek
No. 000000000609455
1.5 Mi. N of Jct. US 752004Culvert39 ft6,200Good
200th Street over Ia 75
No. 000000000364690
1.0 Mi. N of Jct. SR C382006Stringer/Multi-beam or Girder235 ft4,973Good
Ia 3 over Floyd River
No. 000000000039851
1.0 Mi. E of US 751981Stringer/Multi-beam or Girder348 ft4,270Fair
Ia 3 over Stream
No. 000000000039881
0.9 Mi. W of Jct. SR L121994Culvert28 ft3,820Good
Ia 3 over Stream
No. 000000000601320
2.5 Mi. E of US 75 (bus.)1994Culvert29 ft3,820Fair
Iowa 3 over US 75 (lemars Bypass)
No. 000000000609360
At the Jct. U.S. 752005Stringer/Multi-beam or Girder245 ft3,660Good
Ia 60 NB over Stream
No. 000000000040050
0.7 Mi. S of SR C121932Stringer/Multi-beam or Girder27 ft3,200Fair
Ia 60 SB over Stream
No. 000000000609200
0.7 MI S of SR C122004Culvert33 ft3,200Good
US 75 NB over Lake Avenue
No. 000000000609460
1.1 MI S of JCT Ia 602006Stringer/Multi-beam or Girder232 ft3,000Good
US 75 SB over Lake Avenue
No. 000000000609465
1.1 MI S of JCT Ia 602006Stringer/Multi-beam or Girder232 ft3,000Good
Ia 404 NB over Floyd River
No. 000000000039631
0.4 Mi. N of Jct. Ia 31972Stringer/Multi-beam or Girder296 ft2,400Fair
Ia 404 SB over Floyd River
No. 000000000039640
0.4 Mi. N of Jct. Ia 31957Stringer/Multi-beam or Girder353 ft2,400Fair
Ia 3 & 12 over Drainage Ditch
No. 000000000039751
At E JCT of Iowa 121976Culvert26 ft2,340Good
Ia 3 & 12 over Westfield Creek
No. 000000000039701
0.2 MI E of W JCT Ia 121976Stringer/Multi-beam or Girder171 ft2,270Good
Ia 3 over Big Whiskey Slough
No. 000000000039891
0.6 MI W of JCT SR L221999Culvert39 ft2,140Good
FM over Perry Creek
No. 000000000271920
0904727041970Stringer/Multi-beam or Girder150 ft2,134Fair
Ia 3 over W Fork of Floyd River
No. 000000000039841
0.7 Mi. W of US 752004Stringer/Multi-beam or Girder256 ft2,070Good
US 75 NB over Ia 60
No. 000000000609370
At Jct. Ia 602005Stringer/Multi-beam or Girder234 ft2,070Good
US 75 SB over Ia 60
No. 000000000609375
At Jct. Iowa 602005Stringer/Multi-beam or Girder234 ft2,070Good
Ia 140 over Stream
No. 000000000040061
0.1 Mi. S of S JCT SR C661976Stringer/Multi-beam or Girder129 ft1,990Good
Ia 12 over Drainage Ditch
No. 000000000039910
2.0 Mi. S of S JCT SR K181957Culvert29 ft1,940Fair
Ia 12 over Drainage Ditch
No. 000000000039920
1.5 MI S of S JCT SR K181957Culvert29 ft1,940Fair
Ia 12 over Broken Kettle Creek
No. 000000000039930
0.1 MI N of S JCT SR K181956Stringer/Multi-beam or Girder152 ft1,940Fair
FM C-38 over Drainage
No. 000000000274731
0924533011977Slab100 ft1,615Fair
FM C-60 over Floyd River
No. 000000000271631
0904609051985Stringer/Multi-beam or Girder243 ft1,586Good
Ia 3 over Big Sioux River
No. 000000000039651
1.5 Mi. W of W Jct. Ia 122010Stringer/Multi-beam or Girder506 ft1,570Good
Ia 3 over Big Sioux Overflow
No. 000000000039660
1.3 Mi. W of Jct. Ia 121962Slab102 ft1,570Fair
Ia 3 over Big Sioux Overflow
No. 000000000039670
1.0 Mi. W of Jct. Ia 121962Slab102 ft1,570Fair
Ia 3 over Westfield Creek
No. 000000000039690
0.2 Mi. W of W Jct. Ia 121962Stringer/Multi-beam or Girder155 ft1,570Fair
FM over Floyd River
No. 000000000274721
0924531052007Stringer/Multi-beam or Girder288 ft1,566Good
FM C-70 over Floyd River
No. 000000000271791
0904630071990Stringer/Multi-beam or Girder300 ft1,487Good
FM over Minnie Creek
No. 000000000274711
0924527021975Culvert26 ft1,446Fair
Ia 3 over Drainage Ditch
No. 000000000039811
1.6 Mi. W of Jct. SR K422020Culvert26 ft1,420Good
Ia 3 over Stream
No. 000000000039820
1.0 Mi. W of S.R. K421954Slab127 ft1,420Fair
Ia 3 over Mink Creek
No. 000000000039830
0.4 MI W of SR K421954Slab128 ft1,420Fair
Ia 140 over W Fk Little Sioux River
No. 000000000270630
1.5 Mi. N of Jct. SR C661964Stringer/Multi-beam or Girder178 ft1,390Fair
C 38 over Mink Creek
No. 000000000275141
92-46-35-01-102012Slab153 ft1,347Good
C-38 over W Br Floyd River
No. 000000000275151
92463501202012Stringer/Multi-beam or Girder204 ft1,347Good
Access Road over Stream
No. 000000000607385
0.1 Mi. S of S.R. C802000Culvert25 ft1,347Good
FM C-38 over Plymouth Creek
No. 000000000274751
0924535011977Slab125 ft1,267Good
Ia 12 over Drainage Ditch
No. 000000000039940
1.9 MI N of N JCT SR K181957Culvert25 ft1,250Fair
Ia 12 over Drainage Ditch
No. 000000000039960
3.4 MI S of S Jct. Ia 31957Culvert25 ft1,250Fair
FM K-49 over Plymouth CR
No. 000000000272891
0914503021974Slab125 ft1,236Fair
FM over Johns Creek
No. 000000000274541
0924436011976Slab125 ft1,157Fair
Ia 12 over Beaver Creek
No. 000000000039971
0.5 Mi. N of SR C161975Slab134 ft1,130Fair
Ia 12 over Indian Creek
No. 000000000040021
4.0 MI N of SR C162021Stringer/Multi-beam or Girder217 ft1,130Good
Ia 140 over Clear Creek
No. 000000000274010
2.8 Mi. S of Ia 31964Slab32 ft1,130Fair
Big Sioux River RD over Big Sioux River
No. 000000000603911
0.5 Mi. N of Jct. Ia 121996Stringer/Multi-beam or Girder490 ft1,121Fair
FM over Perry Creek
No. 000000000273575
0914714021949Stringer/Multi-beam or Girder158 ft1,028Fair
FM over Perry Creek
No. 000000000273660
0914726021970Stringer/Multi-beam or Girder125 ft1,028Fair
FM K-49 over Drainage
No. 000000000272951
0914510021975Culvert21 ft1,017Good
Ia 140 over Drainage
No. 000000000270516
0.5 Mi. N of SR C602008Culvert25 ft970Good
Ia 140 over Drainage
No. 000000000272115
1.4 S of S.R. C381963Culvert22 ft970Fair
Ia 140 over Rathburn Creek
No. 000000000272220
3.3 MI S of SR C381964Slab75 ft970Fair
C38 over Perry Creek
No. 000000000275511
92473601102017Culvert24 ft948Good
Ia 3 over Westfield Creek
No. 000000000039771
2.0 MI E of E JCT Ia 121975Culvert25 ft940Good
Ia 3 over Stream
No. 000000000039781
2.0 Mi. E of SR K181975Culvert24 ft940Good
Ia 3 over Broken Kettle Creek
No. 000000000039791
2.3 Mi. W of SR K221975Slab103 ft940Fair
FM K-64 over Deep Creek
No. 000000000274261
0924404061982Stringer/Multi-beam or Girder167 ft938Good
FM C-60 over Perry Creek
No. 000000000271851
0904711011984Slab128 ft908Good
FM over Small
No. 000000000277491
0934735021978Slab100 ft878Good
FM over Deep Creek
No. 000000000276221
0934332021981Slab159 ft868Good
4th Ave.E over Willow Creek
No. 000000000274601
0000000001993Stringer/Multi-beam or Girder189 ft851Good
FM over Creek
No. 000000000274151
0924334011976Culvert33 ft848Fair
FM over Whiskey Creek
No. 000000000274181
0924335011997Slab125 ft848Good
FM over Bull Run
No. 000000000275471
0924732011995Slab113 ft838Good
FM over Bull Run Creek
No. 000000000275890
0924836011960Stringer/Multi-beam or Girder178 ft838Fair
FM K-49 over Whiskey Creek
No. 000000000273071
0914527021974Slab100 ft818Fair
FM over Plymouth Creek
No. 000000000274371
0924416021975Culvert24 ft789Good
C30 190th ST over Plymouth Creek
No. 000000000274401
92441901102020Stringer/Multi-beam or Girder93 ft789Good
FM over Drainage
No. 000000000270745
0904329041972Slab100 ft748Good
FM K-42 over Drainage
No. 000000000273211
0914602022008Culvert24 ft748Good
FM over Willow Creek
No. 000000000276420
0934421021968Slab128 ft748Fair
FM over Small
No. 000000000277401
0934723021978Slab75 ft688Fair
FM over Drainage
No. 000000000275870
0924835011960Culvert22 ft669Fair
FM over W Branch Floyd River
No. 000000000276611
0934508031976Stringer/Multi-beam or Girder200 ft658Good
FM C-60 over Minnie Brook
No. 000000000271311
0904507031979Slab103 ft628Good
FM C-60 over Big Whiskey Creek
No. 000000000271321
0904508012006Slab112 ft628Good
FM C-60 over Kettle Creek
No. 000000000271640
0904611011969Slab100 ft628Good
FM over Stephens Creek
No. 000000000272021
0904815061960Stringer/Multi-beam or Girder102 ft628Poor
FM over Small
No. 000000000272031
0904823081900Slab102 ft628Fair
FM K-42 over Mink Creek
No. 000000000274800
0924603041961Stringer/Multi-beam or Girder150 ft628Fair
FM over Mink Creek
No. 000000000277100
0934627021961Slab128 ft628Fair
FM over Mink Creek
No. 000000000277110
0934627021961Stringer/Multi-beam or Girder125 ft628Fair
FM over Mink Creek
No. 000000000277150
0934634021961Stringer/Multi-beam or Girder150 ft628Fair
Local over Creek
No. 000000000270751
0904330041984Slab103 ft589Good
FM over Big Sioux River
No. 000000000272011
909481967Stringer/Multi-beam or Girder447 ft589Fair
FM C-38 over Westfield Creek
No. 000000000275951
0924936011987Culvert21 ft589Good
FM over Willow Creek
No. 000000000276410
0934421011967Slab128 ft589Fair
FM C-70 over Big Whiskey Creek
No. 000000000271521
0904531011985Slab125 ft559Good
FM over Muddy Creek
No. 000000000271551
0904533031985Slab90 ft559Good
FM over Mink Creek
No. 000000000276980
0934615021961Slab103 ft559Fair
FM over Mink Creek
No. 000000000277070
0934622021961Culvert22 ft559Fair
FM C-70 over Drainage Ditch
No. 000000000363785
0904531011995Culvert21 ft559Good
Marble Ave over Willow Creek
No. 000000000274611
0924511041994Stringer/Multi-beam or Girder191 ft538Good
South Ridge RD over Perry Creek
No. 000000000271971
0904733031978Stringer/Multi-beam or Girder164 ft518Good
Local over Deep Creek
No. 000000000273930
0924306041953Stringer/Multi-beam or Girder125 ft510Fair
FM K-49 over Muddy Creek
No. 000000000271411
0904515021974Slab75 ft509Fair
FM K-18 over Broken Kettle Creek
No. 000000000273841
0914827061979Stringer/Multi-beam or Girder203 ft490Fair
FM over Broken Kettle Creek
No. 000000000271991
0904803051976Stringer/Multi-beam or Girder200 ft489Good
170th ST (sdb) over Drainage
No. 000000000274591
1.0 MI N of JCT Ia 32004Culvert29 ft469Good
FM C-70 over West Fork Little Sioux
No. 000000000271240
0904435031961Stringer/Multi-beam or Girder175 ft459Fair
C70 over Mud Creek
No. 000000000271211
0904431011999Slab125 ft450Good
FM C-70 over Elliot Creek
No. 000000000271571
0904535011999Culvert27 ft450Good
FM over Big Whiskey Slough
No. 000000000276131
0934324012008Slab103 ft450Good
FM over Small
No. 000000000276942
0934611012006Culvert26 ft450Good
FM over Small
No. 000000000276971
0934612011978Slab87 ft450Good
FM C-60 over Dry Branch
No. 000000000270911
0904409011992Slab103 ft439Good
C44 230th ST over Floyd River
No. 000000000273271
91461103102019Girder and Floorbeam System314 ft439Good
FM K-18 over Stream
No. 000000000273771
0914811041979Culvert23 ft429Fair
FM over Deer Creek
No. 000000000273821
0914822042003Slab116 ft429Good
FM over Mud Creek
No. 000000000271351
0904512032008Slab113 ft409Good
FM C-16 over Deep Creek
No. 000000000276100
0934321011960Slab102 ft409Fair
Local over Clear Creek
No. 000000000274140
0924330021959Stringer/Multi-beam or Girder42 ft399Fair
FM over Drainage Ditch
No. 000000000275911
0924836021994Culvert26 ft390Good
Imperial RD over Creek
No. 000000000271771
0904629041977Culvert25 ft379Good
FM K-42 over Mink Creek
No. 000000000274911
0924615021985Stringer/Multi-beam or Girder151 ft359Good
190th ST over Drainage
No. 000000000275005
92462202101935Culvert26 ft359Good
FM C-44 over Minnie Brook
No. 000000000272941
0914509011977Slab100 ft339Good
325th ST over Perry Creek
No. 000000000271911
0904727052006Slab125 ft319Good
Local over Willow Creek
No. 000000000276540
0934436021967Stringer/Multi-beam or Girder43 ft319Fair
FM over Indian Creek
No. 000000000277241
0934708011984Slab128 ft319Good
C66 310th ST over Little Sioux River
No. 000000000270651
90431901102018Stringer/Multi-beam or Girder204 ft309Good
FM over Johns Creek
No. 000000000271081
0904424091977Slab175 ft309Good
FM C-60 over Deep Creek
No. 000000000270531
0904308011990Slab113 ft290Good
FM C-60 over West Fork Little Sioux
No. 000000000270540
0904310011963Stringer/Multi-beam or Girder202 ft290Fair
FM over Ditch
No. 000000000270561
0904311011991Culvert33 ft290Good
FM over W Br Floyd River
No. 000000000276790
0934530011968Stringer/Multi-beam or Girder150 ft270Fair
FM over Johns Creek
No. 000000000270931
0904412011971Slab127 ft259Fair
FM over Small Stream
No. 000000000273541
0914711011987Culvert24 ft259Good
FM over Perry Creek
No. 000000000273551
0914712011995Slab88 ft259Good
FM over Floyd River
No. 000000000276761
93452403102010Stringer/Multi-beam or Girder192 ft249Good
FM over Drainage
No. 000000000363765
0934810031964Culvert25 ft240Good
E 2nd ST over Drainage
No. 000000000009873
9243062015Culvert26 ft232Good
FM over Indian Creek
No. 000000000277581
0934812021971Slab125 ft219Fair
322nd ST over Br of W F Little Sioux
No. 000000000271101
0904425031998Slab112 ft210Good
L-22 over W Fork Little Sioux Riv
No. 000000000276135
0934325021974Culvert21 ft210Good
FM over Broken Kettle Creek
No. 000000000277461
93473301102010Slab93 ft199Good
FM K-42 over Carter Creek
No. 000000000271600
0904602021941Stringer/Multi-beam or Girder42 ft190Poor
FM K-42 over Carter Creek
No. 000000000271610
0904602021966Stringer/Multi-beam or Girder55 ft190Poor
250th ST over Mud Creek
No. 000000000272661
0914420012000Slab88 ft190Good
FM C-44 over Small
No. 000000000273041
0914523011978Culvert36 ft190Fair
FM over Drainage
No. 000000000273280
0914612021966Stringer/Multi-beam or Girder42 ft190Fair
FM over Drainage
No. 000000000273330
0914623031966Culvert21 ft190Fair
FM over Mink Creek
No. 000000000277120
0934628011967Slab100 ft190Fair
FM over Westfield Creek
No. 000000000275691
0924817021988Slab128 ft180Good
FM K-13 over Westfield Creek
No. 000000000275831
0924829021988Culvert34 ft180Good
Fox Ave over Perry Creek
No. 000000000271961
0904733081983Stringer/Multi-beam or Girder139 ft170Good
FM over Perry Creek
No. 000000000271840
0904709011940Culvert32 ft159Fair
Lake Ave over Plymouth Creek
No. 000000000272911
0914505021977Slab125 ft159Good
FM C-43 over Broken Kettle Creek
No. 000000000273830
0914822051960Stringer/Multi-beam or Girder150 ft159Poor
200th ST over Small Stream
No. 000000000274701
0924527031985Culvert26 ft159Good
FM over Rathbun Creek
No. 000000000272231
0914319011986Slab88 ft150Good
FM C-44 over Dry Branch
No. 000000000272691
0914421011998Culvert25 ft150Good
FM C-44 over Johns Creek
No. 000000000272710
0914424011985Slab112 ft150Good
FM over Drainage Ditch
No. 000000000270700
0904327021932Culvert38 ft139Fair
FM over Drainage Ditch
No. 000000000272250
0914321011933Culvert24 ft139Fair
FM over Little Sioux
No. 000000000272261
0914323011991Slab125 ft139Good
L-22 over Little Sioux River
No. 000000000274061
0924324021974Slab100 ft139Fair
Quest Ave over West Fork Little Sioux
No. 000000000270660
0904319021967Stringer/Multi-beam or Girder175 ft131Good
160th ST over Floyd River
No. 000000000274561
92450401102013Stringer/Multi-beam or Girder229 ft131Good
150th ST over Floyd River
No. 000000000276840
0934534031954Stringer/Multi-beam or Girder175 ft131Poor
FM C-44 over Broken Kettle Creek
No. 000000000273780
0914811051965Stringer/Multi-beam or Girder150 ft120Fair
165th ST over West Branch Floyd River
No. 000000000274580
0924506031911Arch - Deck73 ft120Poor
FM K-64 over Drainage
No. 000000000271005
0904417021973Slab115 ft110Fair
Otter Ave over Deep Creek
No. 000000000274281
0924405022007Slab146 ft100Good
Nature Ave over Plymouth Creek
No. 000000000274770
0924536021900Stringer/Multi-beam or Girder46 ft100Fair
280th ST over Drainage
No. 000000000271591
0904602011990Slab78 ft80Good
270th ST over Perry Creek
No. 000000000273691
0914735011986Slab128 ft80Good

Structure types in Plymouth County

Stringer/Multi-beam or Girder19044.2%
Slab14333.3%
Culvert8419.5%
Truss - Thru112.6%
Arch - Deck10.2%
Girder and Floorbeam System10.2%

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