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 H

Poor

Over: S FK EAU CLAIRE RIVER

7.0M S CTH MM, Eau Claire, WI

Built 1959 Load: 19.4 t ADT: 358

USH 53

Poor

Over: OTTER CREEK

2.1M N JCT CTH V, Eau Claire, WI

Built 1985 Load: 19.4 t ADT: 1,200

USH 53

Poor

Over: OTTER CREEK

2.4M N JCT CTH V, Eau Claire, WI

Built 1985 Load: 19.4 t ADT: 1,200

USH 12-STH 27-LINC

Poor

Over: DIAMOND VALLEY CREEK

1.0M E JCT STH 27 TO N, Eau Claire, WI

Built 1988 Load: 19.4 t ADT: 3,100

CTH K

Poor

Over: BR OTTER CREEK

0.4M N CTH HH TO E, Eau Claire, WI

Built 1981 Load: 19.4 t ADT: 256

CTH F

Poor

Over: WATERCRESS CREEK

0.1M E JCT STH 67, Fond du Lac, WI

Built 1925 Load: 19.4 t ADT: 1,308

LRD WALNUT RD

Poor

Over: SHEBOYGAN RIVER

0.1M W JCT CTH W, Fond du Lac, WI

Built 1961 Load: 19.4 t ADT: 48

LRD SPRING DR/MAIN

Poor

Over: W BR MILWAUKEE RIVER

0.7M E JCT CTH W, Fond du Lac, WI

Built 1940 Load: 19.4 t ADT: 47

LRD PROMEN DR

Poor

Over: LAKESIDE CREEK

0.4M N JCT USH 151, Fond du Lac, WI

Built 1927 Load: 19.4 t ADT: 3,900

LRD MCKINLEY ST

Poor

Over: MOSHER CREEK

0.3M E JCT PROSPECT AVENU, Fond du Lac, WI

Built 1950 Load: 19.4 t ADT: 1,100

LRD SUPERIOR DR

Poor

Over: BR E BR ROCK RIVER

0.2M E JCT CTH H, Fond du Lac, WI

Built 1930 Load: 19.4 t ADT: 58

LRD DIVISION RD

Poor

Over: MULLET RIVER

1.1 M S JCT CTH G, Fond du Lac, WI

Built 1920 Load: 19.4 t ADT: 45

CTH W (DEAD END)

Poor

Over: TRIB TO PIPE CREEK

0.5M W JCT USH 151, Fond du Lac, WI

Built 1981 Load: 19.4 t ADT: 480

LRD TOWN LINE RD (

Poor

Over: ROGERS BRANCH

3.7M S JCT USH 18, Grant, WI

Built 1910 Load: 19.4 t ADT: 50

CTH HK

Poor

Over: SPRING CREEK

0.4M N JCT CTH P, Green, WI

Built 1959 Load: 19.4 t ADT: 105

CTH E

Poor

Over: BR NORWEGIAN CREEK

2.2M N JCT STH 11, Green, WI

Built 1940 Load: 19.4 t ADT: 680

LRD MARSHALL BLUFF

Poor

Over: BR LITTLE SUGAR RIVER

1.0M N JCT CTH C, Green, WI

Built 1949 Load: 19.4 t ADT: 211

LRD PURINTUN RD

Poor

Over: BR LITTLE SUGAR RIVER

0.5M E JCT CTH F, Green, WI

Built 1938 Load: 19.4 t ADT: 211

LRD BUMP RD

Poor

Over: BR NORWEGIAN CREEK

0.4M W JCT STH 104, Green, WI

Built 1962 Load: 19.4 t ADT: 105

CTH T

Poor

Over: BR SUGAR RIVER

4.9M S JCT STH 81, Green, WI

Built 1940 Load: 19.4 t ADT: 710

CTH B

Poor

Over: BR HONEY CREEK

1.5M W JCT CTH HK, Green, WI

Built 1953 Load: 19.4 t ADT: 860

LRD LAKE RD

Poor

Over: SAND CREEK

0.2M E JCT STH 108, Jackson, WI

Built 1913 Load: 19.4 t ADT: 42

CTH C

Poor

Over: FRENCH CREEK

0.2M W JCT CTH X, Jackson, WI

Built 1927 Load: 19.4 t ADT: 520

CTH G

Poor

Over: CURRAN CREEK

0.9M N JCT STH 95, Jackson, WI

Built 1935 Load: 19.4 t ADT: 119

LRD FEES RD

Poor

Over: BR W FK HALLS CREEK

3.3M W JCT CTH F, Jackson, WI

Built 1935 Load: 19.4 t ADT: 98

LRD 3RD ST

Poor

Over: TOWN CREEK

0.3M N JCT STH 54, Jackson, WI

Built 1961 Load: 19.4 t ADT: 830

LRD CAIN ROAD (DEA

Poor

Over: N BR TREMPEALEAU RIVER

0.8M N JCT STH 95, Jackson, WI

Built 1941 Load: 19.4 t ADT: 11

CTH G

Poor

Over: CURRAN CREEK

1.9M N JCT STH 95, Jackson, WI

Built 1936 Load: 19.4 t ADT: 121

CTH D

Poor

Over: BARK RIVER

3.3M N JCT STH 59, Jefferson, WI

Built 1950 Load: 19.4 t ADT: 1,500

STH 19-MAIN ST

Poor

Over: ROCK RIVER

0.1M E JCT STH 26, Jefferson, WI

Built 1931 Load: 19.4 t ADT: 15,136

LRD STAUDE RD

Poor

Over: DUCK CREEK

0.9M W JCT CTH P, Jefferson, WI

Built 1920 Load: 19.4 t ADT: 58

LRD ROCKDALE RD

Poor

Over: KOSHKONONG CREEK

1.8M N JCT STH 106, Jefferson, WI

Built 1930 Load: 19.4 t ADT: 88

LRD MORGANS RD

Poor

Over: OCONOMOWOC RIVER

1.0M N JCT CTH B, Jefferson, WI

Built 1951 Load: 19.4 t ADT: 176

CTH N

Poor

Over: DEER CREEK

1.2M N JCT STH 106, Jefferson, WI

Built 1960 Load: 19.4 t ADT: 2,537

CTH M CUTLER ST

Poor

Over: LITTLE LEMONWEIR RIVER

0.4M N JCT USH 12, Juneau, WI

Built 1957 Load: 19.4 t ADT: 327

CTH O

Poor

Over: TRIBUTARY BARABOO RIVER

0.2M E BROCKMAN RD, Juneau, WI

Built 1925 Load: 19.4 t ADT: 1,035

LRD LOWELL ROAD

Poor

Over: NO-NAME CREEK

0.2M N JCT CTH K, Kewaunee, WI

Built 2008 Load: 19.4 t ADT: 50

CTH H

Poor

Over: BR KEWAUNEE RIVER

1.6M N JCT STH 54, Kewaunee, WI

Built 1958 Load: 19.4 t ADT: 141

LRD MOHICAN RD (DE

Poor

Over: BR SAND LAKE COULEE CRK

0.1M E JCT CTH SN, La Crosse, WI

Built 1979 Load: 19.4 t ADT: 200

CTH DD

Poor

Over: SPAFFORD CREEK

1.8M W JCT STH 176, Lafayette, WI

Built 1959 Load: 19.4 t ADT: 94

LRD CARR FACTORY R

Poor

Over: BR GALENA RIVER

1.1M N JCT STH 11, Lafayette, WI

Built 1950 Load: 19.4 t ADT: 88

LRD W PUDDLE DOCK

Poor

Over: DOUGHERTY CREEK

0.7M N JCT STH 81, Lafayette, WI

Built 1938 Load: 19.4 t ADT: 88

STH 55

Poor

Over: NINE MILE CREEK

5.7M N JCT STH 64, Langlade, WI

Built 1978 Load: 19.4 t ADT: 620

CTH H

Poor

Over: BIG HAY MEADOW CREEK

2.1M W JCT CTH T, Langlade, WI

Built 1963 Load: 19.4 t ADT: 246

LRD RANGE LINE RD

Poor

Over: BLACK BROOK

2.0M W JCT CTH H, Langlade, WI

Built 1970 Load: 19.4 t ADT: 70

STH 17

Poor

Over: BARNES CREEK

3.4M N JCT STH 64, Lincoln, WI

Built 1973 Load: 19.4 t ADT: 2,600

LRD TAUS ROAD

Poor

Over: MUD CREEK

0.3M E JCT CTH W, Manitowoc, WI

Built 1962 Load: 19.4 t ADT: 675

CTH A

Poor

Over: BIG RIB RIVER

0.4M W JCT CTH S TO N, Marathon, WI

Built 1956 Load: 19.4 t ADT: 1,031

CTH H

Poor

Over: ROCKY RUN

1.4M N JCT STH 153, Marathon, WI

Built 1960 Load: 19.4 t ADT: 667

CTH L

Poor

Over: GRASS CREEK

1.7M E JCT CTH S, Marathon, WI

Built 1961 Load: 19.4 t ADT: 477

Showing 14,201-14,250 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.