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

LRD 4 1/2 STREET

Good

Over: SILVER CREEK

0.1M S JCT 6TH AVE, Barron, WI

Built 1992 Load: 24.3 t ADT: 408

LRD 18TH AVE

Good

Over: BARKER CREEK

1.8M E JCT STH 25, Barron, WI

Built 1992 Load: 24.3 t ADT: 94

LRD 27TH AVE

Good

Over: BR RED CEDAR RIVER

2.1M E JCT USH 53, Barron, WI

Built 1992 Load: 24.3 t ADT: 47

LRD 6 1/2 AVE

Good

Over: E BR PINE CREEK

2.0M E JCT STH 25, Barron, WI

Built 1989 Load: 24.3 t ADT: 23

LRD 9TH AVE

Good

Over: BR JACOBSON LAKE

2.0M E JCT CTH D, Barron, WI

Built 1994 Load: 24.3 t ADT: 47

LRD 24TH AVE

Good

Over: BR HEMLOCK LAKE

2.8M E JCT STH 48, Barron, WI

Built 1994 Load: 24.3 t ADT: 45

LRD 7TH AVE

Good

Over: TAINTER CREEK

0.6M E JCT CTH P, Barron, WI

Built 1992 Load: 24.3 t ADT: 47

CTH A

Good

Over: SIOUX CREEK

0.5M W JCT CTH I TO N, Barron, WI

Built 1989 Load: 24.3 t ADT: 1,308

LRD MEADOW LARK RD

Good

Over: EAST RIVER

0.9M W JCT STH 57, Brown, WI

Built 1976 Load: 24.3 t ADT: 47

LRD HILLCREST HEIG

Good

Over: LANCASTER BROOK

0.8M N JCT STH 29, Brown, WI

Built 1977 Load: 24.3 t ADT: 4,800

STH 25

Good

Over: DRY COULEE CREEK

0.6M N JCT STH 35 TO N, Buffalo, WI

Built 1938 Load: 24.3 t ADT: 2,400

CTH PP MAIN ST

Good

Over: SPRING CREEK

0.1M N JCT USH 10, Calumet, WI

Built 1972 Load: 24.3 t ADT: 2,900

LRD FRANCIS ST

Good

Over: SPRING CREEK

0.1M E JCT CTH PP, Calumet, WI

Built 1961 Load: 24.3 t ADT: 820

LRD LAKE SHORE DR

Good

Over: TRIB LAKE WINNEBAGO

2.0M S HARBOR ROAD, Calumet, WI

Built 1965 Load: 24.3 t ADT: 51

LRD 130TH AVENUE

Good

Over: YELLOW RIVER

0.6 M E CTH D, Chippewa, WI

Built 1985 Load: 24.3 t ADT: 135

LRD 130TH STREET

Good

Over: MCCANN CREEK

0.7 M N CTH SS, Chippewa, WI

Built 1981 Load: 24.3 t ADT: 220

LRD 180TH AVENUE

Good

Over: MCCANN CREEK

1.4 M E CTH GG, Chippewa, WI

Built 1974 Load: 24.3 t ADT: 165

LRD TIMBER LANE RD

Good

Over: MID BR O'NEILL CREEK

0.7M E JCT CTH K, Clark, WI

Built 1986 Load: 24.3 t ADT: 51

LRD DICKENSON CREE

Good

Over: S FK EAU CLAIRE RIVER

3.6M S JCT CTH MM, Clark, WI

Built 1987 Load: 24.3 t ADT: 34

LRD COLBY FACTORY

Good

Over: S FK EAU CLAIRE RIVER

2.3M S JCT CTH N, Clark, WI

Built 1975 Load: 24.3 t ADT: 58

LRD 2ND ST

Good

Over: BR SAND CREEK (DRY RUN)

0.2M N JCT STH 131, Crawford, WI

Built 1978 Load: 24.3 t ADT: 352

LRD BAXTER RD

Good

Over: KOSHKONONG CREEK

1.1M N JCT CTH BB, Dane, WI

Built 1972 Load: 24.3 t ADT: 88

LRD FEMRITE RD

Good

Over: BR YAHARA RIVER

0.2M W JCT USH 51, Dane, WI

Built 1971 Load: 24.3 t ADT: 1,800

LRD LAKE MENDOTA D

Good

Over: SPRING HARBOR CREEK

0.2M N JCT CTH MS, Dane, WI

Built 1960 Load: 24.3 t ADT: 1,650

LRD SCHNEIDER RD

Good

Over: BADFISH CREEK

1.1M E JCT CTH MM, Dane, WI

Built 1950 Load: 24.3 t ADT: 264

LRD TOWN LINE RD

Good

Over: BADFISH CREEK

1.6M W JCT CTH MM, Dane, WI

Built 1950 Load: 24.3 t ADT: 822

CTH K

Good

Over: SPRING CREEK

0.1M W JCT CTH Q, Dane, WI

Built 1956 Load: 24.3 t ADT: 8,400

CTH Q

Good

Over: SPRING CREEK

0.2M S JCT CTH K, Dane, WI

Built 1962 Load: 24.3 t ADT: 5,800

LRD GREY RD

Good

Over: WILDCAT CREEK

1.3M N JCT CTH R, Dodge, WI

Built 1971 Load: 24.3 t ADT: 58

LRD LINCOLN RD

Good

Over: ASHIPPUN RIVER

0.5M E JCT CTH P, Dodge, WI

Built 1969 Load: 24.3 t ADT: 58

LRD W IOWA RD

Good

Over: WILDCAT CREEK

0.7M W JCT CTH AY, Dodge, WI

Built 1940 Load: 24.3 t ADT: 58

LRD WILDCAT RD

Good

Over: WILDCAT CREEK

0.7M E JCT CTH E, Dodge, WI

Built 1971 Load: 24.3 t ADT: 158

CTH II

Good

Over: MUD CREEK

1.2M S JCT CTH TT, Dodge, WI

Built 1951 Load: 24.3 t ADT: 422

CTH E

Good

Over: SILVER CREEK

1.2M N JCT CTH MM TO E, Dodge, WI

Built 1975 Load: 24.3 t ADT: 1,000

CTH S

Good

Over: PRATT CREEK

0.3M E JCT CTH A, Dodge, WI

Built 1975 Load: 24.3 t ADT: 780

CTH S

Good

Over: BUTLER CREEK

0.5M E JCT CTH P, Dodge, WI

Built 1949 Load: 24.3 t ADT: 1,000

LRD S CARNOT ROAD

Good

Over: STONEY CREEK

0.3M N JCT CTH J, Door, WI

Built 1986 Load: 24.3 t ADT: 174

STH 101

Good

Over: POPPLE RIVER

4.1M N JCT CTH C, Florence, WI

Built 1949 Load: 24.3 t ADT: 520

LRD CTH WW

Good

Over: TRIB. TO SHEBOYGAN RIVER

0.6M S JCT CTH WH, Fond du Lac, WI

Built 1992 Load: 24.3 t ADT: 540

LRD SHELDON ROAD

Good

Over: TRIBUTARY TO GRAND RIVER

0.55M W JCT CTH E, Fond du Lac, WI

Built 2005 Load: 24.3 t ADT: 105

LRD REDMAN DR (DEA

Good

Over: SILVER CREEK

0.1M S JCT OSHKOSH ST, Fond du Lac, WI

Built 1984 Load: 24.3 t ADT: 50

LRD TOWN HALL ROAD

Good

Over: S BR MANITOWOC R

0.05M N JCT CALMAR ROAD, Fond du Lac, WI

Built 1996 Load: 24.3 t ADT: 284

LRD REINHARDT RD

Good

Over: DE NEVEC CR

0.20M W JCT CTH K, Fond du Lac, WI

Built 1999 Load: 24.3 t ADT: 600

CTH O

Good

Over: PESHTIGO RIVER

2.3M W JCT STH 139, Forest, WI

Built 1976 Load: 24.3 t ADT: 60

LRD GRANEY RD

Good

Over: PLATTE RIVER

1.7M N JCT STH 81, Grant, WI

Built 1977 Load: 24.3 t ADT: 78

CTH VV

Good

Over: MC CARTNEY BRANCH

3.1M N JCT STH 133, Grant, WI

Built 1990 Load: 24.3 t ADT: 254

LRD TORMEY RD

Good

Over: FENNIMORE CREEK

0.1M S JCT CTH Q, Grant, WI

Built 1973 Load: 24.3 t ADT: 53

LRD BIG GREEN RD

Good

Over: BIG GREEN RIVER

1.1M S JCT CTH K, Grant, WI

Built 1980 Load: 24.3 t ADT: 102

LRD ALDERSON RD

Good

Over: BR BIG GREEN RIVER

2.6M N JCT USH 18, Grant, WI

Built 1976 Load: 24.3 t ADT: 102

LRD SOUTH RIDGE RD

Good

Over: LITTLE GRANT RIVER

0.2M E JCT CTH J, Grant, WI

Built 1973 Load: 24.3 t ADT: 102

Showing 7,951-8,000 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.