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: PRAIRIE RIVER

1.4M S JCT CTH Q, Langlade, WI

Built 1963 Load: 17.8 t ADT: 246

LRD ROCK LEDGE RD

Poor

Over: E TWIN RIVER

1.7M W JCT CTH "B", Manitowoc, WI

Built 1981 Load: 17.8 t ADT: 47

CTH O

Poor

Over: LITTLE EAU PLEINE RIVER

1.2M S JCT CTH C, Marathon, WI

Built 1959 Load: 17.8 t ADT: 458

CTH M

Poor

Over: FENWOOD CREEK

1.2M N JCT CTH P, Marathon, WI

Built 1938 Load: 17.8 t ADT: 282

LRD N TEUTONIA AVE

Poor

Over: LINCOLN CREEK

1.1M N JCT STH 190, Milwaukee, WI

Built 1936 Load: 17.8 t ADT: 21,700

LRD NORDALE AVE

Poor

Over: KICKAPOO RIVER

0.3M E JCT STH 131, Monroe, WI

Built 1929 Load: 17.8 t ADT: 470

CTH U

Poor

Over: APPLE CREEK

0.2M S JCT CTH UU, Outagamie, WI

Built 1960 Load: 17.8 t ADT: 1,957

LRD MILL ST

Poor

Over: BLACK OTTER CREEK

0.1M S JCT USH 96, Outagamie, WI

Built 1920 Load: 17.8 t ADT: 940

LRD SPRING PRAIRIE

Poor

Over: HONEY CREEK

1.1M N JCT STH 11, Racine, WI

Built 1965 Load: 17.8 t ADT: 411

LRD CAMPUS DR

Poor

Over: BRUSH CREEK

0.2M N JCT USH 14, Richland, WI

Built 1966 Load: 17.8 t ADT: 117

LRD JOSIE CRK. RD.

Poor

Over: JOSIE CREEK

0.3M N JCT CTH X-57, Rusk, WI

Built 1915 Load: 17.8 t ADT: 25

LRD E TOWN LINE RD

Poor

Over: LITTLE THORNAPPLE RIVER

1.1M W JCT STH 27 #61, Rusk, WI

Built 1940 Load: 17.8 t ADT: 20

LRD HOLCOMB COULEE

Poor

Over: HOLCOMB COULEE CREEK

2.7M E JCT STH 93, Trempealeau, WI

Built 1930 Load: 17.8 t ADT: 94

LRD MIDDLE RD

Poor

Over: MYERS VALLEY CREEK

0.2M W JCT CTH J, Trempealeau, WI

Built 1921 Load: 17.8 t ADT: 94

LRD UPPER NEWTON R

Poor

Over: N FK BAD AXE RIVER

0.7M E JCT CTH O, Vernon, WI

Built 1933 Load: 17.8 t ADT: 35

LRD PRAIRIE RD

Poor

Over: RUSH CREEK

1.8M S JCT STH 82, Vernon, WI

Built 1927 Load: 17.8 t ADT: 94

LRD BISSEL RD

Poor

Over: NIPPERSINK CREEK

1.5M S JCT CTH B, Walworth, WI

Built 1920 Load: 17.8 t ADT: 50

CTH V

Poor

Over: E BR BLACK RIVER

4.8M N JCT STH 73, Wood, WI

Built 1953 Load: 17.8 t ADT: 350

LRD 15TH AVE

Poor

Over: BARKER CREEK

0.9M E OF 17TH STREET, Barron, WI

Built 1930 Load: 19.4 t ADT: 47

CTH KB

Poor

Over: NESHOTA RIVER

2.6M E JCT CTH R, Brown, WI

Built 1948 Load: 19.4 t ADT: 1,800

CTH FF HILLCREST

Poor

Over: DUCK CREEK

0.4M S JCT CTH J, Brown, WI

Built 1968 Load: 19.4 t ADT: 4,300

LRD ROSECRANS RD

Poor

Over: DEVIL RIVER STATE TRAIL

0.5M S JCT CTH R, Brown, WI

Built 1959 Load: 19.4 t ADT: 258

CTH Z (HILL ROAD)

Poor

Over: PLUM CREEK

1.0M E JCT CTH D, Brown, WI

Built 1969 Load: 19.4 t ADT: 1,100

CTH Z

Poor

Over: BRANCH RIVER

0.1M E JCT CTH G, Brown, WI

Built 1900 Load: 19.4 t ADT: 840

LRD NORWAY CT (DEA

Poor

Over: BR SUAMICO RIVER

1.2M W JCT CTH B, Brown, WI

Built 1976 Load: 19.4 t ADT: 20

CTH P

Poor

Over: TREMPEALEAU RIVER

0.1M W JCT CTH J, Buffalo, WI

Built 1955 Load: 19.4 t ADT: 325

USH 151-STH 32-STH

Poor

Over: S BR MANITOWOC RIVER

0.1M N JCT STH 32 TO N, Calumet, WI

Built 1951 Load: 19.4 t ADT: 9,200

LRD GRAND ST

Poor

Over: S BR MANITOWOC RIVER

0.2M E JCT STH 57, Calumet, WI

Built 1927 Load: 19.4 t ADT: 1,997

CTH H

Poor

Over: S BR MANITOWOC RIVER

2.6M E JCT CTH C, Calumet, WI

Built 1968 Load: 19.4 t ADT: 880

LRD LAKE SHORE DR

Poor

Over: MUD CREEK

0.5 NORTH OF MUD CREEK RD, Calumet, WI

Built 1959 Load: 19.4 t ADT: 30

LRD GLENVIEW AVE

Poor

Over: SPRING CREEK

0.5M N JCT CTH PP, Calumet, WI

Built 1974 Load: 19.4 t ADT: 1,900

LRD 83RD STREET/OL

Poor

Over: DUNCAN CREEK

0.3 M N CTH SS, Chippewa, WI

Built 2000 Load: 19.4 t ADT: 200

LRD 25TH AVENUE

Poor

Over: SWAN CREEK

0.35 M E 350TH STREET, Chippewa, WI

Built 2002 Load: 19.4 t ADT: 65

LRD 205TH AVENUE

Poor

Over: MCCANN CREEK

0.3 M E STH 40, Chippewa, WI

Built 1925 Load: 19.4 t ADT: 75

LRD 290TH STREET

Poor

Over: LOTZ CREEK

0.7 M N 70TH AVENUE, Chippewa, WI

Built 1970 Load: 19.4 t ADT: 115

CTH M

Poor

Over: S FK EAU CLAIRE RIVER

1.9M N JCT CTH GG, Clark, WI

Built 1965 Load: 19.4 t ADT: 460

STH 13

Poor

Over: PORKY CREEK

3.1 MILES N. OF STH 29, Clark, WI

Built 1981 Load: 19.4 t ADT: 6,800

LRD PINE RD

Poor

Over: S FK EAU CLAIRE RIVER

1.3M W JCT CTH O, Clark, WI

Built 1921 Load: 19.4 t ADT: 58

LRD ROMADKA AVE

Poor

Over: MID BR ONEILL CREEK

1.3M S JCT CTH H, Clark, WI

Built 1966 Load: 19.4 t ADT: 185

LRD BLACKHAWK AVE

Poor

Over: LAND

0.6M W JCT STH 35, Crawford, WI

Built 1916 Load: 19.4 t ADT: 1,300

CTH A

Poor

Over: KOSHKONONG CREEK

2.3M E JCT STH 73, Dane, WI

Built 1956 Load: 19.4 t ADT: 490

LRD DAENTL RD (DEA

Poor

Over: TOKEN CREEK

0.6M W JCT USH 51, Dane, WI

Built 1960 Load: 19.4 t ADT: 50

CTH JJ

Poor

Over: ELVERS CREEK

0.2M E JCT CTH J, Dane, WI

Built 1961 Load: 19.4 t ADT: 105

LRD BARBER DR

Poor

Over: UNNAMED WATERWAY

0.1 MI N JCT LAKE KEGONSA, Dane, WI

Built 1930 Load: 19.4 t ADT: 600

CTH N

Poor

Over: GREEN BAY TRIBUTARY

0.8M N JCT STH 57, Door, WI

Built 1965 Load: 19.4 t ADT: 235

LRD DEDHAM RD

Poor

Over: BALSAM CREEK

2.0M N JCT CTH B, Douglas, WI

Built 1917 Load: 19.4 t ADT: 75

LRD OLIPHANT RD

Poor

Over: AMNICON RIVER

3.7M S JCT CTH B, Douglas, WI

Built 1967 Load: 19.4 t ADT: 21

IH 94

Poor

Over: E BR WILSON CREEK

8.9M E JCT CTH Q TO N, Dunn, WI

Built 1959 Load: 19.4 t ADT: 34,700

CTH J

Poor

Over: COON CREEK

2.9M N JCT STH 25, Dunn, WI

Built 1944 Load: 19.4 t ADT: 639

CTH P

Poor

Over: IRVING CREEK

1.4M W JCT CTH K, Dunn, WI

Built 1938 Load: 19.4 t ADT: 324

Showing 14,151-14,200 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.