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 PLEASANT VALLE

Good

Over: MARTIN BRANCH

2.9M S JCT USH 18, Grant, WI

Built 1964 Load: 24.3 t ADT: 102

LRD MARIAN RD

Good

Over: BR MARTIN BRANCH

2.8M N JCT CTH A, Grant, WI

Built 1968 Load: 24.3 t ADT: 102

LRD MILNER RD

Good

Over: LITTLE GRANT RIVER

0.9M E JCT CTH A, Grant, WI

Built 1979 Load: 24.3 t ADT: 53

LRD UNIVERSITY FAR

Good

Over: BR BLAKE FORK

1.8M S JCT CTH A, Grant, WI

Built 1973 Load: 24.3 t ADT: 102

LRD BORAH RD

Good

Over: BORAH CREEK

3.3M N JCT CTH K, Grant, WI

Built 1967 Load: 24.3 t ADT: 78

LRD HYPOINT RD

Good

Over: BR PLATTE RIVER

3.3M N JCT CTH A, Grant, WI

Built 1970 Load: 24.3 t ADT: 80

LRD FAIRVIEW RD

Good

Over: KUENSTER CREEK

1.0M E JCT CTH VV, Grant, WI

Built 1970 Load: 24.3 t ADT: 102

LRD OLD POTOSI RD

Good

Over: BR BOICE CREEK

2.3M W JCT USH 61, Grant, WI

Built 1976 Load: 24.3 t ADT: 104

LRD SINSINAWA RD

Good

Over: BR SINSINAWA RIVER

2.7M W JCT STH 80, Grant, WI

Built 1966 Load: 24.3 t ADT: 80

LRD MILL RD

Good

Over: BR SINSINAWA RIVER

0.3M N JCT STH 11, Grant, WI

Built 1968 Load: 24.3 t ADT: 53

LRD SOUTHWEST RD

Good

Over: ROUNDTREE BRANCH

0.9M W JCT STH 81, Grant, WI

Built 1966 Load: 24.3 t ADT: 1,656

LRD BLUE SCHOOL RD

Good

Over: CASS VALLEY BRANCH

1.5M S JCT CTH Q, Grant, WI

Built 1980 Load: 24.3 t ADT: 80

LRD ALDERSON RD

Good

Over: BR BIG GREEN RIVER

1.8M S JCT CTH K, Grant, WI

Built 1970 Load: 24.3 t ADT: 102

LRD GREEN RIVER RD

Good

Over: BIG GREEN RIVER

2.6M W JCT USH 61, Grant, WI

Built 1976 Load: 24.3 t ADT: 161

LRD CUSHMAN RD

Good

Over: LITTLE PLATTE RIVER

0.4M E JCT STH 80, Grant, WI

Built 1975 Load: 24.3 t ADT: 80

LRD SHADY DELL RD

Good

Over: BR MARTIN BRANCH

1.5M S JCT USH 18, Grant, WI

Built 1977 Load: 24.3 t ADT: 102

LRD GRANDVIEW RD

Good

Over: LEGGETT CREEK

1.9M E JCT CTH E, Grant, WI

Built 1980 Load: 24.3 t ADT: 161

LRD GREEN RIVER RD

Good

Over: BIG GREEN RIVER

4.6M E JCT CTH K, Grant, WI

Built 1979 Load: 24.3 t ADT: 161

LRD SUNNYSIDE RD

Good

Over: BR. GORDON CREEK

0.05M E JCT STH 78, Green, WI

Built 2009 Load: 24.3 t ADT: 221

LRD RECHSTEINER RO

Good

Over: BR SEARLES CREEK

0.2M N JCT CTH FF, Green, WI

Built 2009 Load: 24.3 t ADT: 369

LRD SCHNEEBERGER R

Good

Over: LITTLE SUGAR RIVER

0.9M S JCT CTH EE, Green, WI

Built 1977 Load: 24.3 t ADT: 105

LRD MELVIN RD

Good

Over: BR HONEY CREEK

0.7M W JCT STH 69, Green, WI

Built 1977 Load: 24.3 t ADT: 176

CTH O

Good

Over: BR LITTLE SUGAR RIVER

1.9M N JCT STH 39, Green, WI

Built 1979 Load: 24.3 t ADT: 360

CTH N

Good

Over: BURGY CREEK

1.8M S JCT CTH C, Green, WI

Built 1970 Load: 24.3 t ADT: 1,300

CTH S

Good

Over: GRAND RIVER

0.2M S JCT STH 44, Green Lake, WI

Built 1930 Load: 24.3 t ADT: 281

LRD SUNNY RIDGE RD

Good

Over: DODGE BRANCH

2.6M S JCT CTH Y, Iowa, WI

Built 1981 Load: 24.3 t ADT: 156

LRD FERNDALE RD

Good

Over: BREWERY CREEK

1.5M S JCT STH 23, Iowa, WI

Built 1976 Load: 24.3 t ADT: 88

LRD BRENNAN RD

Good

Over: DODGE BRANCH

0.1M S JCT STH 191, Iowa, WI

Built 1979 Load: 24.3 t ADT: 104

LRD LEVIS CREEK RD

Good

Over: LEVIS CREEK

1.4M N JCT STH 54, Jackson, WI

Built 1967 Load: 24.3 t ADT: 47

LRD BOLT RD

Good

Over: BUCK CREEK

1.9M W JCT CTH Q, Kewaunee, WI

Built 1978 Load: 24.3 t ADT: 47

LRD LAKESHORE RD

Good

Over: SANDY BAY CREEK

0.4M E JCT STH 42, Kewaunee, WI

Built 1982 Load: 24.3 t ADT: 94

STH 35

Good

Over: SAND LAKE COULEE CREEK

1.2M N JCT CTH Z, La Crosse, WI

Built 1951 Load: 24.3 t ADT: 12,200

LRD SHELBY ST

Good

Over: SWIFT CREEK

0.8M S JCT STH 33, La Crosse, WI

Built 1970 Load: 24.3 t ADT: 1,400

LRD MOUNT PLEASANT

Good

Over: BR OTTER CREEK

0.2M S JCT CTH F, Lafayette, WI

Built 1950 Load: 24.3 t ADT: 94

LRD RED ROCK RD

Good

Over: THUNDER BRANCH

2.1M N JCT CTH K, Lafayette, WI

Built 1981 Load: 24.3 t ADT: 88

LRD ROPER RD

Good

Over: BR AMES BRANCH

0.6M E JCT CTH E, Lafayette, WI

Built 1976 Load: 24.3 t ADT: 58

LRD ENGLISH HOLLOW

Good

Over: CANON CREEK

0.3M E JCT CTH D, Lafayette, WI

Built 1973 Load: 24.3 t ADT: 94

LRD SHAWNEE RD

Good

Over: KELSEY BRANCH

2.2M S JCT CTH W, Lafayette, WI

Built 1976 Load: 24.3 t ADT: 88

LRD PENNY-BENTON R

Good

Over: ELLIS BROOK

0.6M S JCT STH 11, Lafayette, WI

Built 1977 Load: 24.3 t ADT: 94

LRD OLLIE BELL RD

Good

Over: ELLIS BRANCH

0.9M N JCT CTH I, Lafayette, WI

Built 1970 Load: 24.3 t ADT: 88

LRD AMES ROAD

Good

Over: COPPER CREEK

1.0M N JCT STH 11, Lafayette, WI

Built 1981 Load: 24.3 t ADT: 58

CTH J

Good

Over: MCCLOUD CREEK

0.4M W JCT CTH H TO N, Langlade, WI

Built 1988 Load: 24.3 t ADT: 357

LRD RIVERSIDE RD

Good

Over: RED RIVER

1.0M W JCT CTH S, Langlade, WI

Built 1974 Load: 24.3 t ADT: 68

LRD CTH V

Good

Over: E BR EAU CLAIRE RIVER

0.2M N JCT CTH A, Langlade, WI

Built 2002 Load: 24.3 t ADT: 442

CTH J

Good

Over: N BR PINE RIVER

2.4M W JCT CTH H TO N, Langlade, WI

Built 1988 Load: 24.3 t ADT: 357

CTH C

Good

Over: N BR PINE RIVER

0.3M E JCT CTH X, Lincoln, WI

Built 1969 Load: 24.3 t ADT: 842

CTH E

Good

Over: SPIRIT RIVER

1.2M S JCT STH 86, Lincoln, WI

Built 1967 Load: 24.3 t ADT: 2,250

LRD ROCKVILLE RD

Good

Over: SHEBOYGAN RIVER

2.0M E JCT STH 67, Manitowoc, WI

Built 1972 Load: 24.3 t ADT: 365

LRD ZANDER RD

Good

Over: DEVILS RIVER

2.8M W JCT CTH T, Manitowoc, WI

Built 1984 Load: 24.3 t ADT: 58

LRD KVITEK RD

Good

Over: DEVILS RIVER

2.1M W JCT CTH T, Manitowoc, WI

Built 1970 Load: 24.3 t ADT: 94

Showing 8,001-8,050 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.