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 D

Poor

Over: BR PLUM CREEK

1.3M S JCT CTH Z, Brown, WI

Built 1986 Load: 32.4 t ADT: 2,600

CTH D

Poor

Over: NORWEGIAN VALLEY CREEK

0.1M N JCT CTH KK, Buffalo, WI

Built 1928 Load: 32.4 t ADT: 303

LRD BLOCK RD (DEAD

Poor

Over: LITTLE WAUMANDEE CREEK

0.2M W JCT STH 88, Buffalo, WI

Built 1926 Load: 32.4 t ADT: 10

LRD IRISH RD

Poor

Over: N BR MANITOWOC RIVER

0.8M S JCT STH 57, Calumet, WI

Built 1920 Load: 32.4 t ADT: 41

LRD 360TH STREET

Poor

Over: WOLF RIVER

0.2 M N 120TH AVENUE, Chippewa, WI

Built 1968 Load: 32.4 t ADT: 190

CTH M

Poor

Over: CAMERON CREEK

0.3M S JCT CTH GG, Clark, WI

Built 1975 Load: 32.4 t ADT: 336

LRD INGLEHART RD

Poor

Over: UNION PACIFIC RR

0.7M N JCT CTH E, Columbia, WI

Built 1930 Load: 32.4 t ADT: 81

LRD HILL RD (DEAD

Poor

Over: MID BR DUCK CREEK

1.9M E JCT STH 22, Columbia, WI

Built 1968 Load: 32.4 t ADT: 4

LRD JOHN NOLEN DR

Poor

Over: LAKE MONONA

1.1M N JCT CTH MC, Dane, WI

Built 1968 Load: 32.4 t ADT: 21,600

CTH M

Poor

Over: MOOSE RIVER

6.9M W JCT USH 53, Douglas, WI

Built 1934 Load: 32.4 t ADT: 325

LRD KINGSDALE RD

Poor

Over: SPRUCE RIVER

5.5M W JCT STH 35, Douglas, WI

Built 1930 Load: 32.4 t ADT: 53

CTH N

Poor

Over: MENOMINEE RIVER

2.0M E JCT CTH B, Florence, WI

Built 1973 Load: 32.4 t ADT: 3,500

CTH Q

Poor

Over: FENNIMORE CREEK

3.5M W JCT CTH G, Grant, WI

Built 1984 Load: 32.4 t ADT: 519

LRD TOWNHALL RD

Poor

Over: CROOKED CREEK

0.2M W JCT USH 61, Grant, WI

Built 1900 Load: 32.4 t ADT: 102

CTH B

Poor

Over: HONEY CREEK

2.1M W JCT STH 69, Green, WI

Built 1933 Load: 32.4 t ADT: 860

LRD FREEPORT RD

Poor

Over: E BR RICHLAND CREEK

0.8M S JCT CTH P, Green, WI

Built 1964 Load: 32.4 t ADT: 89

STH 54

Poor

Over: WILSON CREEK

0.2M E JCT CTH V TO N, Jackson, WI

Built 1936 Load: 32.4 t ADT: 640

CTH T

Poor

Over: FLEMING CREEK

1.0M W JCT CTH EE, La Crosse, WI

Built 1978 Load: 32.4 t ADT: 520

LRD BREIDEL COULEE

Poor

Over: BR MORMON CREEK

0.2M N JCT USH 14, La Crosse, WI

Built 1961 Load: 32.4 t ADT: 40

LRD CISSERVILLE RD

Poor

Over: E BR PECATONICA RIVER

0.1M W JCT CTH M, Lafayette, WI

Built 1961 Load: 32.4 t ADT: 105

CTH Q

Poor

Over: W TWIN RIVER

1.3M N JCT CTH VV, Manitowoc, WI

Built 1939 Load: 32.4 t ADT: 1,300

USH STH 52 EB-USH

Poor

Over: WISCONSIN RIVER 31

0.4M S JCT STH 52 TO W, Marathon, WI

Built 1915 Load: 32.4 t ADT: 28,144

LRD KENTON RD

Poor

Over: LITTLE EAU PLEINE RIVER

1.6M E JCT STH 13, Marathon, WI

Built 1975 Load: 32.4 t ADT: 38

LRD SMOKY HILL RD

Poor

Over: LITTLE EAU PLEINE RIVER

2.1M S JCT CTH C, Marathon, WI

Built 1975 Load: 32.4 t ADT: 88

LRD N 16TH ST

Poor

Over: MENOMONEE RIVER

0.8M N JCT STH 59, Milwaukee, WI

Built 1929 Load: 32.4 t ADT: 9,300

LRD S 6TH ST

Poor

Over: OAK CREEK

0.1M N JCT DREXEL AVE, Milwaukee, WI

Built 1970 Load: 32.4 t ADT: 2,310

LRD W CHERRY ST

Poor

Over: MILWAUKEE RIVER

0.3M N JCT USH 18, Milwaukee, WI

Built 1940 Load: 32.4 t ADT: 1,650

LRD KEMP STREET

Poor

Over: WISCONSIN RIVER 46

0.8M E JCT STH 47 TO N, Oneida, WI

Built 1956 Load: 32.4 t ADT: 8,213

LRD FRENCH RD

Poor

Over: DUCK CREEK

0.7M N JCT CTH S, Outagamie, WI

Built 1910 Load: 32.4 t ADT: 47

LRD 430TH AVE (DEA

Poor

Over: ISABELLE CREEK

0.4M E JCT CTH C, Pierce, WI

Built 1920 Load: 32.4 t ADT: 25

CTH H

Poor

Over: APPLE RIVER

3.2M N JCT USH 8, Polk, WI

Built 1952 Load: 32.4 t ADT: 1,600

LRD 75TH ST

Poor

Over: BEAVER BROOK

0.2M N JCT CTH J, Polk, WI

Built 1966 Load: 32.4 t ADT: 205

LRD RIVER RD

Poor

Over: LITTLE ELK RIVER

1.3M N JCT CTH D, Price, WI

Built 1936 Load: 32.4 t ADT: 68

CTH W

Poor

Over: FOX RIVER

0.1M N JCT CTH A, Racine, WI

Built 1955 Load: 32.4 t ADT: 5,900

LRD COVERED BRIDGE

Poor

Over: BRUSH CREEK

0.1M N JCT USH 14, Richland, WI

Built 1974 Load: 32.4 t ADT: 94

STH 213-4TH ST

Poor

Over: ROCK RIVER

0.1M N JCT USH 51, Rock, WI

Built 1962 Load: 32.4 t ADT: 5,700

CTH N

Poor

Over: OTTER CREEK

0.1M W JCT STH 26, Rock, WI

Built 1964 Load: 32.4 t ADT: 1,461

LRD SMITH RD (DEAD

Poor

Over: LAKE REDSTONE TRIBUTARY

1.0M E JCT STH 58, Sauk, WI

Built 1929 Load: 32.4 t ADT: 19

LRD PHIPPS RD

Poor

Over: NAMEKAGON RIVER

0.5M E JCT USH 63, Sawyer, WI

Built 1974 Load: 32.4 t ADT: 100

LRD LAKE WINTER RD

Poor

Over: BRUNET RIVER

0.8M S JCT STH 70, Sawyer, WI

Built 1970 Load: 32.4 t ADT: 44

LRD RIVER RD

Poor

Over: M BR EMBARRASS RIVER

1.6M N JCT STH 29, Shawano, WI

Built 1965 Load: 32.4 t ADT: 120

LRD RIVER VALLEY R

Poor

Over: NORTH CREEK

0.5M E JCT CTH A, Trempealeau, WI

Built 1964 Load: 32.4 t ADT: 175

LRD ROBINSON LANE

Poor

Over: S FK BEAVER CREEK

0.3M N JCT CTH D, Trempealeau, WI

Built 1957 Load: 32.4 t ADT: 20

LRD IRR (RIVER RD)

Poor

Over: BEAR RIVER

5.1M N JCT STH 70, Vilas, WI

Built 1958 Load: 32.4 t ADT: 71

LRD LIBERTY AVENUE

Poor

Over: RUBICON RIVER

0.2 MI E JCT INDEPENDENCE, Washington, WI

Built 1970 Load: 32.4 t ADT: 100

LRD LINCOLN AVE

Poor

Over: YELLOW RIVER

1.1M S JCT USH 10, Wood, WI

Built 1979 Load: 32.4 t ADT: 47

STH 25

Poor

Over: ENGLE CREEK

7.3M N JCT USH 8 TO E, Barron, WI

Built 1951 Load: 34.0 t ADT: 1,700

STH 48

Poor

Over: RED CEDAR RIVER

3.4M E JCT CTH NN, Barron, WI

Built 1987 Load: 34.0 t ADT: 2,000

CTH E

Poor

Over: LITTLE WAUMANDEE CREEK

0.1M W JCT STH 88, Buffalo, WI

Built 1952 Load: 34.0 t ADT: 271

LRD 240TH STREET

Poor

Over: BIRCH CREEK

0.7 M N CTH M, Chippewa, WI

Built 1947 Load: 34.0 t ADT: 165

Showing 14,651-14,700 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.