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

CTH Y

Fair

Over: THOMAS SLOUGH

6.2M N JCT CTH S, Oconto, WI

Built 1967 Load: 24.3 t ADT: 1,055

CTH J

Fair

Over: TIBBET CREEK

0.1M S JCT CTH S, Oconto, WI

Built 1940 Load: 24.3 t ADT: 750

CTH A

Fair

Over: BR LITTLE RIVER

1.1M E JCT CTH J, Oconto, WI

Built 1950 Load: 24.3 t ADT: 1,200

LRD BURNT DAM RD

Fair

Over: MCCASLIN BROOK

0.2M W JCT CTH T, Oconto, WI

Built 1923 Load: 24.3 t ADT: 205

LRD TAR DAM RD

Fair

Over: N BR OCONTO RIVER

2.7M E JCT STH 32, Oconto, WI

Built 1950 Load: 24.3 t ADT: 150

LRD KINGSTON RD (D

Fair

Over: N BR OCONTO RIVER

1.2M W JCT STH 32, Oconto, WI

Built 1969 Load: 24.3 t ADT: 200

LRD JAWORSKI RD

Fair

Over: LITTLE SUAMICO RIVER

2.2M S JCT CTH S, Oconto, WI

Built 1982 Load: 24.3 t ADT: 201

LRD SCHWARTZ RD

Fair

Over: BR LITTLE SUAMICO RIVER

0.3M N JCT CTH S, Oconto, WI

Built 1975 Load: 24.3 t ADT: 402

LRD HILBERT RD

Fair

Over: LITTLE SUAMICO RIVER

0.2M S JCT CTH S, Oconto, WI

Built 1979 Load: 24.3 t ADT: 175

CTH C

Fair

Over: N BR PENSAUKEE RIVER

2.1M N JCT CTH E, Oconto, WI

Built 1970 Load: 24.3 t ADT: 930

CTH K

Fair

Over: KELLY BROOK

0.3M N JCT CTH A, Oconto, WI

Built 1992 Load: 24.3 t ADT: 320

LRD MCCASLIN CROSS

Fair

Over: MCCASLIN BROOK

0.7M N JCT STH 32, Oconto, WI

Built 1975 Load: 24.3 t ADT: 100

STH 125

Fair

Over: SOO LINE

1.7M E JCT USH 41 TO S, Outagamie, WI

Built 1952 Load: 24.3 t ADT: 15,600

CTH M

Fair

Over: WOLF RIVER

1.3M N JCT CTH MM, Outagamie, WI

Built 1968 Load: 24.3 t ADT: 2,500

LRD ANGLING RD

Fair

Over: BLACK CREEK

1.3M E JCT STH 55, Outagamie, WI

Built 1969 Load: 24.3 t ADT: 23

LRD SCHWEITZER RD

Fair

Over: BR EMBARASS RIVER

1.6M E JCT STH 76, Outagamie, WI

Built 1930 Load: 24.3 t ADT: 20

LRD MIELKE RD

Fair

Over: DUCK CREEK

1.2M W JCT CTH C, Outagamie, WI

Built 1918 Load: 24.3 t ADT: 58

LRD GARRITY RD

Fair

Over: APPLE CREEK

1.1M S JCT CTH UU, Outagamie, WI

Built 1920 Load: 24.3 t ADT: 47

LRD FARRELL RD

Fair

Over: APPLE CREEK

1.0M N JCT CTH JJ, Outagamie, WI

Built 1960 Load: 24.3 t ADT: 94

CTH W

Fair

Over: MAPLE CREEK

2.5 M S JCT STH 76, Outagamie, WI

Built 1950 Load: 24.3 t ADT: 266

CTH W

Fair

Over: BR MAPLE CREEK

2.7M S JCT STH 76, Outagamie, WI

Built 1950 Load: 24.3 t ADT: 266

CTH J

Fair

Over: BR APPLE CREEK

0.3M N JCT CTH JJ, Outagamie, WI

Built 1950 Load: 24.3 t ADT: 1,947

CTH H

Fair

Over: MILWAUKEE RIVER

0.2M E JCT CTH I TO N, Ozaukee, WI

Built 1946 Load: 24.3 t ADT: 2,000

STH 72

Fair

Over: RUSH RIVER

4.7M E JCT USH 63 TO N, Pierce, WI

Built 1962 Load: 24.3 t ADT: 1,200

STH 29

Fair

Over: BR S FK KINNICKINNIC R

4.1M E JCT STH 65 TO S, Pierce, WI

Built 1941 Load: 24.3 t ADT: 2,500

CTH O

Fair

Over: BR TRIMBELLE RIVER

3.6M N JCT STH 35, Pierce, WI

Built 1983 Load: 24.3 t ADT: 244

CTH N

Fair

Over: RUSH RIVER

0.1M N JCT CTH G, Pierce, WI

Built 1976 Load: 24.3 t ADT: 505

LRD 385TH ST

Fair

Over: BR RUSH RIVER

1.5M S JCT CTH A, Pierce, WI

Built 1935 Load: 24.3 t ADT: 58

CTH E

Fair

Over: BIG RIVER

1.6M N JCT USH 10, Pierce, WI

Built 1947 Load: 24.3 t ADT: 885

LRD 730TH STREET

Fair

Over: BAY CITY CREEK

0.1M W JCT CTH C, Pierce, WI

Built 1945 Load: 24.3 t ADT: 326

LRD 1040TH ST

Fair

Over: BIG RIVER

0.2M N JCT USH 10, Pierce, WI

Built 1976 Load: 24.3 t ADT: 93

LRD 430TH AVE (DEA

Fair

Over: BR MISSOURI CR

0.3M W JCT CTH S, Pierce, WI

Built 1950 Load: 24.3 t ADT: 25

LRD OLD HWY 8, 125

Fair

Over: APPLE RIVER

0.4M W JCT STH 46, Polk, WI

Built 1922 Load: 24.3 t ADT: 54

CTH B

Fair

Over: TRADE RIVER

4.9M W JCT STH 35, Polk, WI

Built 1941 Load: 24.3 t ADT: 607

CTH K

Fair

Over: PLOVER RIVER

0.2M E JCT CTH Y, Portage, WI

Built 1966 Load: 24.3 t ADT: 163

LRD 110TH ST

Fair

Over: BUENA VISTA CREEK

0.2M S JCT CTH FF, Portage, WI

Built 1950 Load: 24.3 t ADT: 23

LRD OTTO RD

Fair

Over: WAUPACA RIVER

1.0M W JCT USH 10, Portage, WI

Built 1970 Load: 24.3 t ADT: 47

CTH T

Fair

Over: WAUPACA RIVER

0.7M E JCT CTH D, Portage, WI

Built 1930 Load: 24.3 t ADT: 231

LRD DURANT RD

Fair

Over: WAUPACA RIVER

0.5M E JCT CTH DD, Portage, WI

Built 1940 Load: 24.3 t ADT: 23

LRD LAKE MEYERS RD

Fair

Over: TOMORROW RIVER

0.8M E JCT STH 161, Portage, WI

Built 1950 Load: 24.3 t ADT: 47

LRD N 5TH AVE

Fair

Over: HAYDEN CREEK

0.7M N JCT CTH M, Portage, WI

Built 1960 Load: 24.3 t ADT: 47

LRD ROLLING HILLS

Fair

Over: TOMORROW RIVER

1.5M N JCT CTH ZZ, Portage, WI

Built 1962 Load: 24.3 t ADT: 324

CTH A

Fair

Over: FLUME CREEK

2.3M S JCT STH 66, Portage, WI

Built 1979 Load: 24.3 t ADT: 1,065

LRD LITTLE ELK RD

Fair

Over: LITTLE ELK RIVER

0.9M S JCT CTH D, Price, WI

Built 1935 Load: 24.3 t ADT: 106

CTH YY

Fair

Over: MARHEIME CREEK

1.2M S JCT STH 86, Price, WI

Built 1968 Load: 24.3 t ADT: 219

LRD THREE MILE RD

Fair

Over: E BR ROOT RIVER CANAL

2.5M E JCT CTH U, Racine, WI

Built 1950 Load: 24.3 t ADT: 94

LRD BRAUN RD

Fair

Over: N BR PIKE RIVER

2.0M E JCT CTH H, Racine, WI

Built 1950 Load: 24.3 t ADT: 3,400

LRD SEVEN MILE RD

Fair

Over: BR ROOT RIVER

0.1M W JCT STH 38, Racine, WI

Built 1971 Load: 24.3 t ADT: 5,200

CTH KR

Fair

Over: SORENSEN CREEK

1.1M E JCT CTH Y, Racine, WI

Built 1970 Load: 24.3 t ADT: 4,000

STH 130

Fair

Over: BEAR CREEK

0.4M N JCT CTH B TO W, Richland, WI

Built 1956 Load: 24.3 t ADT: 760

Showing 4,051-4,100 of 14,851 bridges

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
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.