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 CENTER RD

Poor

Over: N. FK. POPPLE RIVER

1.3M W JCT CTH E, Clark, WI

Built 1963 Load: 4.9 t ADT: 58

LRD WORDEN RD

Poor

Over: WOLF RIVER

1.3M E JCT CTH H, Clark, WI

Built 1958 Load: 4.9 t ADT: 58

LRD SPENCER RD

Poor

Over: ROCK CREEK

1.4M E JCT CTH K, Clark, WI

Built 1960 Load: 4.9 t ADT: 34

LRD MAIN ST

Poor

Over: E FK HALLS CREEK

0.1M N JCT CTH F, Clark, WI

Built 1965 Load: 4.9 t ADT: 58

LRD PINE RD

Poor

Over: GOGGLE CREEK

0.6M W JCT STH 73, Clark, WI

Built 1965 Load: 4.9 t ADT: 58

LRD MANN RD

Poor

Over: N BR ONEILL CREEK

0.4M E JCT CTH K, Clark, WI

Built 1967 Load: 4.9 t ADT: 58

LRD PATZAU RD

Poor

Over: BALSAM CREEK

0.7M E JCT CTH B, Douglas, WI

Built 1968 Load: 4.9 t ADT: 86

LRD S MAIL RD

Poor

Over: EAU CLAIRE RIVER

0.1M S JCT CTH Y, Douglas, WI

Built 1967 Load: 4.9 t ADT: 220

LRD LIDBERG BRIDGE

Poor

Over: EAU CLAIRE RIVER

1.0M N JCT CTH G, Douglas, WI

Built 1950 Load: 4.9 t ADT: 75

LRD ELM RD

Poor

Over: BR PLATTE RIVER

0.2M S JCT CTH O, Grant, WI

Built 1955 Load: 4.9 t ADT: 104

LRD 16TH RD

Poor

Over: CNW RR

1.3M S JCT CTH B, Marquette, WI

Built 1950 Load: 4.9 t ADT: 47

LRD BUCHANAN RD

Poor

Over: APPLE CREEK

0.7M N JCT CTH JJ, Outagamie, WI

Built 1911 Load: 4.9 t ADT: 625

LRD QUARRY RD

Poor

Over: BEAR CREEK

1.3M W JCT CTH A, Outagamie, WI

Built 1930 Load: 4.9 t ADT: 205

LRD CEDAR CREEK RD

Poor

Over: CEDAR CREEK

0.3M E JCT CTH I, Ozaukee, WI

Built 1970 Load: 4.9 t ADT: 1,400

LRD 357TH AVE

Poor

Over: INDIAN CREEK

1.6M N JCT CTH E, Polk, WI

Built 1964 Load: 4.9 t ADT: 43

LRD ROTT RD (DEAD

Poor

Over: LITTLE BARABOO RIVER

0.1M S JCT CTH G, Sauk, WI

Built 1940 Load: 4.9 t ADT: 7

CTH N (DEAD END)

Poor

Over: BR MCCARTNEY BRANCH

1.8 M S JCT STH 133, Grant, WI

Built 1890 Load: 6.5 t ADT: 240

LRD TOWN PARK DR (

Poor

Over: W BR MONTREAL RIVER

0.6M S JCT USH 2, Iron, WI

Built 1957 Load: 6.5 t ADT: 1

LRD OLD HWY Q

Poor

Over: BR W TWIN RIVER

0.1M S JCT CTH Q, Manitowoc, WI

Built 1924 Load: 6.5 t ADT: 88

LRD SHORT CUT RD

Poor

Over: MULLET RIVER

0.1M S JCT CTH O, Sheboygan, WI

Built 1970 Load: 6.5 t ADT: 141

LRD CENTER ST

Poor

Over: MULLET RIVER

0.1M E JCT CTH T, Sheboygan, WI

Built 1973 Load: 6.5 t ADT: 94

LRD ELM AVE

Poor

Over: W BR BIG EAU PLEINE RIVE

1.4M E JCT STH 13, Taylor, WI

Built 1959 Load: 6.5 t ADT: 58

LRD STATE RD

Poor

Over: LITTLE RIB RIVER

0.4M S JCT STH 102, Taylor, WI

Built 1926 Load: 6.5 t ADT: 638

LRD ORCHARD VALLEY

Poor

Over: BR N BR MILWAUKEE RIVER

0.2M S JCT CTH H, Washington, WI

Built 1930 Load: 6.5 t ADT: 47

LRD CLEOPHAS RD

Poor

Over: RACCOON CREEK

0.7M E JCT CTH K, Rock, WI

Built 1918 Load: 6.8 t ADT: 82

LRD STEINER RD

Poor

Over: KILLSNAKE RIVER

1.4M W JCT CTH Y, Calumet, WI

Built 1972 Load: 8.1 t ADT: 41

LRD HALL RD

Poor

Over: CRAWFISH RIVER

1.3M E JCT CTH A, Columbia, WI

Built 1961 Load: 8.1 t ADT: 56

LRD AFTER HOURS RD

Poor

Over: NEBAGAMON CREEK

0.7M N JCT CTH B, Douglas, WI

Built 1925 Load: 8.1 t ADT: 53

LRD HICKORY ST

Poor

Over: W BR FOND DU LAC RIVER

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

Built 1965 Load: 8.1 t ADT: 3,900

LRD 14TH RD

Poor

Over: CNW RR

0.7M S JCT CTH F, Marquette, WI

Built 1940 Load: 8.1 t ADT: 95

LRD WEBER RD

Poor

Over: HORNBY HOLLOW

2.1M N JCT STH 82, Vernon, WI

Built 1940 Load: 8.1 t ADT: 47

LRD HORNBY RD

Poor

Over: BR HORNBY HOLLOW CREEK

2.4 M E. OF JCT CTH N, Vernon, WI

Built 1955 Load: 8.1 t ADT: 47

LRD SAG CITY RD

Poor

Over: RUSH CREEK

2.5M S JCT STH 82, Vernon, WI

Built 1965 Load: 8.1 t ADT: 94

LRD KOWALD RD

Poor

Over: FOX RIVER

1.1M E JCT CTH H, Columbia, WI

Built 1930 Load: 9.7 t ADT: 31

CTH Y / STATE ST

Poor

Over: BLACK EARTH CREEK

0.5M N JCT USH 14, Dane, WI

Built 1951 Load: 9.7 t ADT: 950

LRD PINE LAKE RD

Poor

Over: WOLF RIVER

2.9M S JCT STH 32, Forest, WI

Built 1930 Load: 9.7 t ADT: 64

LRD TWIN GROVE RD

Poor

Over: BR RICHLAND CREEK

0.6M S JCT CTH K, Green, WI

Built 1930 Load: 9.7 t ADT: 189

LRD RAND RD (DEAD

Poor

Over: DOUGLAS CREEK

0.1M S JCT CTH N, Jackson, WI

Built 1930 Load: 9.7 t ADT: 15

LRD HAGEDORN RD

Poor

Over: DUCK CREEK

0.6M E JCT CTH D, Jefferson, WI

Built 1940 Load: 9.7 t ADT: 58

LRD GLENDALE RD (D

Poor

Over: WAUSAUKEE RIVER

0.3M W JCT CTH C, Marinette, WI

Built 1920 Load: 9.7 t ADT: 50

LRD OLD 64 ROAD

Poor

Over: PESHTIGO BROOK

3.2M N JCT STH 64, Oconto, WI

Built 1980 Load: 9.7 t ADT: 110

LRD PECORE RD

Poor

Over: PECORE CREEK

1.4M N JCT CTH M, Oconto, WI

Built 1955 Load: 9.7 t ADT: 60

LRD 570TH STREET (

Poor

Over: DRY RUN

0.5M S CTH V, Pierce, WI

Built 1945 Load: 9.7 t ADT: 15

LRD LARKIN RD

Poor

Over: HOLMES CREEK

3 MI EAST OF STH 13, Price, WI

Built 1960 Load: 9.7 t ADT: 57

LRD WOODLAND RD

Poor

Over: BR SHEBOYGAN RIVER

0.8M N JCT CTH O, Sheboygan, WI

Built 1906 Load: 9.7 t ADT: 35

LRD ELM AVE

Poor

Over: DEER CREEK

2.2M E JCT STH 13, Taylor, WI

Built 1970 Load: 9.7 t ADT: 58

CTH XX

Poor

Over: COE HOLLOW CREEK

3.7M S JCT STH 56, Vernon, WI

Built 1941 Load: 9.7 t ADT: 195

LRD DODSON HOLLOW

Poor

Over: DODSON HOLLOW CREEK

2.6M W JCT CTH KK, Vernon, WI

Built 1940 Load: 9.7 t ADT: 47

LRD BUSSE RD

Poor

Over: PEWAUKEE RIVER

0.6M N JCT CTH JJ, Waukesha, WI

Built 1950 Load: 9.7 t ADT: 117

LRD BIGALKE RD

Poor

Over: S BR LITTLE WOLF RIVER

0.2M W JCT STH 22, Waupaca, WI

Built 1890 Load: 9.7 t ADT: 50

Showing 13,951-14,000 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.