State profile · Near median Poor share

Wisconsin bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Wisconsin, based on the FHWA National Bridge Inventory.

14,851
Public bridges
41.3%
Good condition
6.1%
Poor condition

Data updated May 2026

Total Bridges

14,851

Public highway bridges in Wisconsin

Good Condition

41.3%

6,130 bridges rated 7-9

-8.7pp vs 50% benchmark

Poor Condition

6.1%

911 bridges whose lowest applicable component is rated 0-4

-0.9pp vs national avg 7.0%

Wisconsin vs national bridge condition

Wisconsin - Good condition share 41.3%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Wisconsin - Poor-condition share 20.4%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Condition Distribution

Wisconsin51.3%41.1%GoodFairPoor
Bridge inventory deck-condition mix - Wisconsin (FHWA NBI)

Counties (72)

Adams 43 Ashland 92 Barron 321 Bayfield 103 Brown 478 Buffalo 239 Burnett 68 Calumet 63 Chippewa 366 Clark 297 Columbia 191 Crawford 212 Dane 624 Dodge 219 Door 32 Douglas 143 Dunn 252 Eau Claire 242 Florence 20 Fond du Lac 256 Forest 54 Grant 385 Green 249 Green Lake 50 Iowa 212 Iron 52 Jackson 220 Jefferson 186 Juneau 174 Kenosha 121 Kewaunee 93 La Crosse 250 Lafayette 217 Langlade 78 Lincoln 158 Manitowoc 272 Marathon 534 Marinette 136 Marquette 85 Menominee 25 Milwaukee 1005 Monroe 385 Oconto 149 Oneida 64 Outagamie 300 Ozaukee 107 Pepin 57 Pierce 248 Polk 77 Portage 192 Price 104 Racine 143 Richland 298 Rock 325 Rusk 152 Sauk 277 Sawyer 98 Shawano 162 Sheboygan 249 St. Croix 308 Taylor 176 Trempealeau 260 Vernon 333 Vilas 29 Walworth 209 Washburn 54 Washington 166 Waukesha 380 Waupaca 172 Waushara 54 Winnebago 264 Wood 242

Wisconsin vs nearby ranks

Adjacent states by Poor-condition share (lower share = better)

States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Wisconsin on the same metric.

MS

Mississippi

5.92% top marginal rate
Structure
Progressive
Burden @ $100K
$16,823

SC

South Carolina

6.10% top marginal rate
Structure
Progressive
Burden @ $100K
$5,396
Selected

WI

Wisconsin

6.13% top marginal rate
Structure
Progressive
Burden @ $100K
$14,851

NC

North Carolina

6.16% top marginal rate
Structure
Progressive
Burden @ $100K
$18,901

HI

Hawaii

6.47% top marginal rate
Structure
Progressive
Burden @ $100K
$1,206

Bridges Needing Most Attention in Wisconsin

Six lowest-condition bridges in Wisconsin, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

LRD MARKET RD

Poor

Over: BEAR CREEK

1.2M N JCT STH 76, Outagamie, WI

Built 1958 Load: 1.6 t ADT: 1,175

LRD WOODFORD DR

Poor

Over: RAILS TO TRAILS TRAIL

0.3M E JCT USH 45, Washington, WI

Built 1910 Load: 1.6 t ADT: 47

LRD ACCESS RD

Poor

Over: MENASHA CHANNEL

ACCESS TO PARKING LOT BY, Winnebago, WI

Built 1960 Load: 1.6 t ADT: 20

CTH A

Poor

Over: UNION PACIFIC RR

1.0M W JCT STH 73, Columbia, WI

Built 1910 Load: 3.2 t ADT: 197

LRD OLD 64 (DEAD E

Poor

Over: EVERGREEN CREEK

0.1M N JCT STH 64, Langlade, WI

Built 1916 Load: 3.2 t ADT: 6

LRD CORNELL LANE (

Poor

Over: BR COON CREEK

0.1M E JCT USH 14, Vernon, WI

Built 1985 Load: 3.2 t ADT: 10

All Bridges in Wisconsin

Buckley Court

Good

Over: La Crosse River

Buckley Crt over LaCrosse, Monroe, WI

Built 1994 Load: 30.5 t ADT: 1,000

LRD 13TH DR

Good

Over: CARTER CREEK

2.0M S JCT STH 21, Adams, WI

Built 1984 Load: 30.8 t ADT: 205

LRD F R 180

Good

Over: BAD RIVER

0.2M E JCT CTH X, Ashland, WI

Built 1986 Load: 30.8 t ADT: 109

LRD ELM HOIST ROAD

Good

Over: BAD RIVER

9.4M E JCT STH 169, Ashland, WI

Built 1975 Load: 30.8 t ADT: 23

CTH D

Good

Over: HAY RIVER

1.8M E JCT CTH P, Barron, WI

Built 1983 Load: 30.8 t ADT: 654

LRD 24TH ST (DEAD

Good

Over: SPRING CREEK

0.4M S JCT CTH C, Barron, WI

Built 1986 Load: 30.8 t ADT: 75

LRD 25TH ST

Good

Over: SPRING CREEK

1.1M S JCT STH 48, Barron, WI

Built 1986 Load: 30.8 t ADT: 11

CTH D

Good

Over: POKEGAMA FLOWAGE

0.8M E JCT CTH M, Barron, WI

Built 1989 Load: 30.8 t ADT: 6,649

CTH M

Good

Over: GERMAN CREEK

0.1M S JCT USH 8, Barron, WI

Built 1974 Load: 30.8 t ADT: 872

LRD 16TH AVE

Good

Over: VERMILLION RIVER

2.2M W JCT CTH T, Barron, WI

Built 1957 Load: 30.8 t ADT: 94

LRD 1ST STREET

Good

Over: BR SOUTH FORK HAY RIVER

2.0M S JCT CTH D, Barron, WI

Built 1980 Load: 30.8 t ADT: 58

LRD CHURCH CORNER

Good

Over: FOUR MILE CREEK

0.4M N JCT CTH C, Bayfield, WI

Built 1984 Load: 30.8 t ADT: 82

IH 41 NB

Good

Over: APPLE CREEK

3.4M N JCT CTH JJ, Brown, WI

Built 1963 Load: 30.8 t ADT: 26,700

STH 172 EB

Good

Over: EAST RIVER

1.7M E JCT STH 57, Brown, WI

Built 1982 Load: 30.8 t ADT: 42,350

LRD FAIRVIEW RD

Good

Over: DEVILS RIVER

2.3M S JCT STH 96, Brown, WI

Built 1985 Load: 30.8 t ADT: 115

CTH F

Good

Over: N BR LITTLE BEAR CREEK

1.4M S JCT CTH JJ, Buffalo, WI

Built 1977 Load: 30.8 t ADT: 238

CTH F

Good

Over: BUFFALO RIVER

0.4M N JCT STH 37, Buffalo, WI

Built 1978 Load: 30.8 t ADT: 195

CTH B

Good

Over: HADLEY CREEK

2.0M E JCT STH 37, Buffalo, WI

Built 1985 Load: 30.8 t ADT: 553

LRD NELSON RD

Good

Over: ARMOUR VALLEY CREEK

0.9M N JCT CTH H TO W, Buffalo, WI

Built 1986 Load: 30.8 t ADT: 46

CTH A

Good

Over: TIFFANY CREEK

0.7M E JCT CTH B, Buffalo, WI

Built 1990 Load: 30.8 t ADT: 141

LRD SIEBENALER ROA

Good

Over: BR EAGLE CREEK

2.8M N JCT CTH G, Buffalo, WI

Built 1991 Load: 30.8 t ADT: 33

LRD KILLSNAKE RD

Good

Over: KILLSNAKE RIVER

0.6M W JCT STH 57, Calumet, WI

Built 1982 Load: 30.8 t ADT: 143

LRD 110TH STREET

Good

Over: TILDEN CREEK

0.2 M N 100TH AVENUE, Chippewa, WI

Built 1993 Load: 30.8 t ADT: 155

USH 53SB

Good

Over: UP RR & BIKE PATH

AT UP RR & BIKE PATH, Chippewa, WI

Built 2004 Load: 30.8 t ADT: 11,100

LRD RIPLINGER RD

Good

Over: BLACK RIVER

0.7M W JCT STH 73, Clark, WI

Built 1983 Load: 30.8 t ADT: 133

LRD MAPLE CENTER R

Good

Over: NELSON CREEK

0.7M W JCT CTH K, Clark, WI

Built 1984 Load: 30.8 t ADT: 220

LRD SPRING ST

Good

Over: BEAR CREEK

0.1M E JCT STH 98, Clark, WI

Built 1988 Load: 30.8 t ADT: 454

STH 69

Good

Over: BADGER MILL CREEK

3.1M N JCT CTH PB TO S, Dane, WI

Built 1989 Load: 30.8 t ADT: 6,200

LRD POPLAR GROVE R

Good

Over: UNION PACIFIC RR

2.2M N JCT CTH O, Dodge, WI

Built 1996 Load: 30.8 t ADT: 109

CTH TT

Good

Over: CANADIAN PACIFIC RAILWAY

0.3M N JCT STH 16, Dodge, WI

Built 2000 Load: 30.8 t ADT: 376

USH 53 SB

Good

Over: MIDDLE RIVER

2.5M S JCT USH 2, Douglas, WI

Built 1980 Load: 30.8 t ADT: 3,850

CTH E

Good

Over: MIDDLE RIVER

1.0M S JCT CTH V, Douglas, WI

Built 1981 Load: 30.8 t ADT: 1,073

LRD MEADOW HILL DR

Good

Over: WILSON CREEK

0.1M S JCT USH 12, Dunn, WI

Built 1996 Load: 30.8 t ADT: 545

CTH Q

Good

Over: GILBERT CREEK

0.1M S JCT CTH N, Dunn, WI

Built 1978 Load: 30.8 t ADT: 268

LRD 770TH ST

Good

Over: LOWER PINE CREEK

0.3M N JCT CTH V, Dunn, WI

Built 1984 Load: 30.8 t ADT: 87

LRD 1020TH AVE

Good

Over: TIFFANY CREEK

1.3M E JCT STH 170, Dunn, WI

Built 1986 Load: 30.8 t ADT: 50

LRD 1330TH AVE

Good

Over: HAY RIVER

0.3M W JCT CTH K, Dunn, WI

Built 1987 Load: 30.8 t ADT: 50

LRD HASTINGS WAY N

Good

Over: EAU CLAIRE RIVER

1.7M N JCT USH 12 TO E, Eau Claire, WI

Built 1970 Load: 30.8 t ADT: 48,063

USH 12

Good

Over: UNION PACIFIC RR

0.4M E JCT CTH R, Eau Claire, WI

Built 1988 Load: 30.8 t ADT: 5,200

IH 41 SB

Good

Over: W BR FOND DU LAC RIVER

1.4M S JCT STH 23 TO E, Fond du Lac, WI

Built 1961 Load: 30.8 t ADT: 21,450

LRD CTH RP

Good

Over: CN RR

2.2 M N JCT CTH N, Fond du Lac, WI

Built 1987 Load: 30.8 t ADT: 1,400

STH 35-STH 133

Good

Over: BLAKE FORK CREEK

1.3M N JCT STH 133 TO S, Grant, WI

Built 1980 Load: 30.8 t ADT: 1,800

LRD KANSAS ST

Good

Over: SAUNDERS CREEK

0.3M E JCT USH 61, Grant, WI

Built 1990 Load: 30.8 t ADT: 281

CTH A

Good

Over: LITTLE GRANT RIVER

5.1M W JCT USH 61, Grant, WI

Built 1992 Load: 30.8 t ADT: 477

CTH U

Good

Over: GRANT RIVER

2.7M W JCT CTH N (TO SOUT, Grant, WI

Built 2000 Load: 30.8 t ADT: 678

CTH C MAIN ST

Good

Over: W BR LITTLE SUGAR RIVER

0.1M N JCT STH 39, Green, WI

Built 1994 Load: 30.8 t ADT: 1,900

LRD FREIDIG ROAD

Good

Over: GILL CREEK

1.3M E JCT CTH X, Green, WI

Built 1994 Load: 30.8 t ADT: 82

CTH P

Good

Over: SMOKEY HOLLOW CREEK

0.7M S JCT CTH I, Iowa, WI

Built 1986 Load: 30.8 t ADT: 312

LRD PRAIRIE GROVE

Good

Over: WILLIAMS CREEK

1.6M W JCT CTH F, Iowa, WI

Built 1981 Load: 30.8 t ADT: 105

LRD PRAY RD

Good

Over: E FK BLACK RIVER

4.5M N JCT STH 54, Jackson, WI

Built 1982 Load: 30.8 t ADT: 128

Showing 8,501-8,550 of 14,851 bridges

Related

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Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.

Understanding Bridge Conditions

How FHWA rates bridge condition on a 0-9 scale.

Check Your Daily Bridges

How to look up bridge condition data for bridges on your route.

Read our methodology — how this data is sourced, computed, and verified.

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.