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 RACINE STREET

Fair

Over: SPRING BROOK

2.3M E JCT USH 51, Rock, WI

Built 1968 Load: 32.4 t ADT: 9,900

CTH S

Fair

Over: BR TURTLE CREEK

0.9M W JCT CTH J, Rock, WI

Built 1966 Load: 32.4 t ADT: 2,461

IH 43 NB

Fair

Over: CNW RR

4.8M N JCT IH 90 TO W, Rock, WI

Built 1975 Load: 32.4 t ADT: 8,700

IH 43 SB

Fair

Over: CNW RR

2.1M S JCT STH 140 TO S, Rock, WI

Built 1975 Load: 32.4 t ADT: 8,700

STH 59-STH 213-MAD

Fair

Over: ALLEN CREEK

3.1M E JCT STH 213 TO S, Rock, WI

Built 1981 Load: 32.4 t ADT: 5,900

CTH H

Fair

Over: BR ROCK RIVER

3.2M N JCT USH 14, Rock, WI

Built 1983 Load: 32.4 t ADT: 1,009

STH 81

Fair

Over: TURTLE CREEK

1.2M E JCT USH 51 TO N, Rock, WI

Built 1991 Load: 32.4 t ADT: 12,500

LRD CRANSTON RD

Fair

Over: SPRINGBROOK CREEK

CITY OF BELOIT, Rock, WI

Built 2002 Load: 32.4 t ADT: 4,400

LRD TARRANT RD

Fair

Over: BLACKHAWK CREEK

1.1M N JCT CTH MM, Rock, WI

Built 1989 Load: 32.4 t ADT: 105

LRD SUMMERVILLE RD

Fair

Over: LITTLE TURTLE CREEK

0.2M N JCT CTH J, Rock, WI

Built 1976 Load: 32.4 t ADT: 105

USH 8-LAWRENCE ST

Fair

Over: DEER TAIL CREEK

0.1M E JCT CTH I TO N, Rusk, WI

Built 1961 Load: 32.4 t ADT: 2,600

STH 73

Fair

Over: BR CRAZY HORSE CREEK

3.2M N JCT STH 194, Rusk, WI

Built 1965 Load: 32.4 t ADT: 460

STH 40

Fair

Over: BECKY CREEK

1.0M N JCT CTH H TO N, Rusk, WI

Built 1977 Load: 32.4 t ADT: 880

CTH G

Fair

Over: FLAMBEAU RIVER

0.5M N JCT CTH P--7, Rusk, WI

Built 1979 Load: 32.4 t ADT: 3,001

CTH A

Fair

Over: CHIPPEWA RIVER 23

0.1M E JCT STH 40--8, Rusk, WI

Built 1980 Load: 32.4 t ADT: 507

CTH I

Fair

Over: FLAMBEAU RIVER

3.1M N JCT USH 8-9, Rusk, WI

Built 1984 Load: 32.4 t ADT: 651

LRD POPLAR RD

Fair

Over: S FK MAIN CREEK

3.2M S JCT USH 8-80, Rusk, WI

Built 1986 Load: 32.4 t ADT: 108

LRD LOG CABIN RD (

Fair

Over: MOOSE EAR CREEK

0.5M N JCT OLD HWY 14-102, Rusk, WI

Built 1998 Load: 32.4 t ADT: 10

LRD COUNTY LINE RD

Fair

Over: SHOULDER CREEK

0.9M E JCT CTH VV-118, Rusk, WI

Built 1999 Load: 32.4 t ADT: 10

STH 154

Fair

Over: NARROWS CREEK

6.4M E JCT STH 130, Sauk, WI

Built 1949 Load: 32.4 t ADT: 1,700

STH 60

Fair

Over: BADGER VALLEY CREEK

3.2M E JCT CTH C, Sauk, WI

Built 1957 Load: 32.4 t ADT: 1,900

USH 12-WISC DELLS

Fair

Over: DELL CREEK

0.3M E JCT STH 23 (B), Sauk, WI

Built 1976 Load: 32.4 t ADT: 9,200

LRD REEDSBURG RD

Fair

Over: COPPER CREEK

1.3M E JCT CTH H, Sauk, WI

Built 1988 Load: 32.4 t ADT: 1,307

STH 33

Fair

Over: BABB CREEK

5.2M E JCT CTH V, Sauk, WI

Built 1998 Load: 32.4 t ADT: 7,300

STH 23-STH 154

Fair

Over: BR NARROWS CREEK

0.8M E JCT STH 154 TO W, Sauk, WI

Built 1998 Load: 32.4 t ADT: 3,000

STH 23

Fair

Over: SHANNAHAN VALLEY CREEK

0.5M E JCT CTH N, Sauk, WI

Built 1937 Load: 32.4 t ADT: 1,600

USH 12-STH 78

Fair

Over: WISCONSIN RIVER 08

0.1M E JCT STH 78 TO N, Sauk, WI

Built 1965 Load: 32.4 t ADT: 18,300

CTH S

Fair

Over: NARROWS CREEK

0.8M E JCT CTH G, Sauk, WI

Built 1985 Load: 32.4 t ADT: 196

CTH EE

Fair

Over: LITTLE BARABOO RIVER

2.8M W JCT CTH G, Sauk, WI

Built 1985 Load: 32.4 t ADT: 158

CTH B

Fair

Over: CHIEF RIVER

0.2M W JCT CTH A, Sawyer, WI

Built 1988 Load: 32.4 t ADT: 1,800

STH 77

Fair

Over: NAMEKAGON RIVER

1.2M E JCT USH 63 TO N, Sawyer, WI

Built 2000 Load: 32.4 t ADT: 6,200

CTH M

Fair

Over: THORNAPPLE RIVER

4.5M N JCT. CTH W, Sawyer, WI

Built 2002 Load: 32.4 t ADT: 318

CTH W

Fair

Over: BEAVER CREEK

0.1M W JCT CTH M(NORTH), Sawyer, WI

Built 1972 Load: 32.4 t ADT: 379

LRD SOUTH CLOVER R

Fair

Over: BRUNET RIVER

1.3M E JCT STH 70, Sawyer, WI

Built 1965 Load: 32.4 t ADT: 22

LRD DANTZMAN RD

Fair

Over: KENYON CREEK

3.1M W JCT STH 27, Sawyer, WI

Built 1986 Load: 32.4 t ADT: 43

LRD ROMBERG RD

Fair

Over: EMBARRASS RIVER

0.5M N JCT CTH M, Shawano, WI

Built 1994 Load: 32.4 t ADT: 77

CTH A

Fair

Over: WOLF RIVER

0.4M W JCT STH 47, Shawano, WI

Built 1991 Load: 32.4 t ADT: 1,800

STH 47-STH 55

Fair

Over: SHAWANO CREEK

0.2M N JCT STH 29 TO W, Shawano, WI

Built 2000 Load: 32.4 t ADT: 9,300

STH 57

Fair

Over: SHEBOYGAN RIVER

0.8M N JCT CTH EH, Sheboygan, WI

Built 1955 Load: 32.4 t ADT: 4,700

STH 57 NB

Fair

Over: MULLET RIVER

2.8M N JCT STH 28 TO E, Sheboygan, WI

Built 1961 Load: 32.4 t ADT: 9,100

IH 43 NB

Fair

Over: CNW RR

2.4M N JCT CTH V TO E, Sheboygan, WI

Built 1968 Load: 32.4 t ADT: 14,150

CTH EH

Fair

Over: SHEBOYGAN RIVER

0.6M E JCT CTH MC, Sheboygan, WI

Built 1976 Load: 32.4 t ADT: 176

STH 23

Fair

Over: BR MULLET RIVER

0.1M E JCT STH 57, Sheboygan, WI

Built 1984 Load: 32.4 t ADT: 20,700

STH 23

Fair

Over: MULLET RIVER

0.4 MI E OF CTH T (SOUTH), Sheboygan, WI

Built 1989 Load: 32.4 t ADT: 8,400

LRD WOODLAND RD

Fair

Over: SHEBOYGAN RIVER

1.1M E JCT STH 57, Sheboygan, WI

Built 1981 Load: 32.4 t ADT: 35

STH 32

Fair

Over: LIMA CREEK

0.5M N JCT CTH V, Sheboygan, WI

Built 1990 Load: 32.4 t ADT: 2,300

IH 43

Fair

Over: BR SHEBOYGAN RIVER

2.3M N JCT STH 28 TO E, Sheboygan, WI

Built 1966 Load: 32.4 t ADT: 36,100

STH 67

Fair

Over: BEN NUT CREEK

0.1M EAST OF CTH ZZ, Sheboygan, WI

Built 1954 Load: 32.4 t ADT: 1,600

CTH EE

Fair

Over: WEEDEN CREEK

0.3M W JCT CTH A, Sheboygan, WI

Built 1989 Load: 32.4 t ADT: 970

CTH N

Fair

Over: ONION RIVER

0.8M W JCT STH 57, Sheboygan, WI

Built 1931 Load: 32.4 t ADT: 205

Showing 5,701-5,750 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.