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

Good

Over: BR SHERMAN CREEK

0.9M W JCT STH 80, Juneau, WI

Built 2004 Load: 30.8 t ADT: 274

LRD 1ST AVE SOUTH

Good

Over: BEAR CREEK

2.1M W JCT CTH H, Juneau, WI

Built 1965 Load: 30.8 t ADT: 47

STH 29/42-MILWAUKE

Good

Over: KEWAUNEE RIVER

0.2M E JCT STH 42 TO S, Kewaunee, WI

Built 1985 Load: 30.8 t ADT: 5,700

LRD NORMAN RD

Good

Over: E BR EAST TWIN RIVER

INT. OF CTH BB & NORMAN R, Kewaunee, WI

Built 1998 Load: 30.8 t ADT: 86

LRD GILLS COULEE R

Good

Over: GILLS COULEE CREEK

0.5M N JCT STH 16, La Crosse, WI

Built 1980 Load: 30.8 t ADT: 117

LRD CRAIG RD

Good

Over: BURNS CREEK

0.3M E JCT STH 162, La Crosse, WI

Built 1986 Load: 30.8 t ADT: 46

LRD LANGREHR RD (K

Good

Over: FISH CREEK

0.3M E JCT CTH J, La Crosse, WI

Built 1986 Load: 30.8 t ADT: 92

LRD AMES BRANCH RD

Good

Over: BR AMES BRANCH

0.9M E JCT CTH U, Lafayette, WI

Built 1983 Load: 30.8 t ADT: 46

LRD WILDCAT ROAD

Good

Over: OTTER CREEK

0.6M W JCT STH 81, Lafayette, WI

Built 1985 Load: 30.8 t ADT: 28

CTH K

Good

Over: THUNDER BRANCH

4.5M E JCT STH 23, Lafayette, WI

Built 1986 Load: 30.8 t ADT: 360

LRD MARTIN RD (DEA

Good

Over: BIG SOMO RIVER

0.3M S JCT USH 8, Lincoln, WI

Built 1987 Load: 30.8 t ADT: 5

LRD BRIDGE RD

Good

Over: SPIRIT RIVER

0.3M S JCT STH 86, Lincoln, WI

Built 1987 Load: 30.8 t ADT: 151

USH 10/WALDO BLVD

Good

Over: WISCONSIN CENTRAL RR

2.3M E JCT IH 43 TO N, Manitowoc, WI

Built 1975 Load: 30.8 t ADT: 11,500

CTH LS

Good

Over: PINE CREEK

0.8M N JCT CTH F, Manitowoc, WI

Built 1975 Load: 30.8 t ADT: 855

LRD WESTVIEW ST

Good

Over: CENTERVILLE CREEK

0.3M S JCT CTH XX, Manitowoc, WI

Built 1996 Load: 30.8 t ADT: 744

LRD VILLAGE DRIVE

Good

Over: BRANCH RIVER

0.2M W JCT USH 10, Manitowoc, WI

Built 2005 Load: 30.8 t ADT: 105

IH USH 51 -IH 39 S

Good

Over: JOHNSON CREEK

3.2M S JCT STH 34 TO S, Marathon, WI

Built 1972 Load: 30.8 t ADT: 11,157

LRD MEADOW RD

Good

Over: BR SANDY CREEK

1.8M E JCT STH 52, Marathon, WI

Built 1985 Load: 30.8 t ADT: 66

STH 29 WB

Good

Over: RANDALL CREEK

1.0M W JCT CTH E TO S, Marathon, WI

Built 1999 Load: 30.8 t ADT: 5,800

LRD BALSAM RD

Good

Over: EAU PLEINE FLOWAGE

1.8M E JCT CTH M, Marathon, WI

Built 2005 Load: 30.8 t ADT: 136

LRD DREWEK CREEK R

Good

Over: DREWEK CREEK

0.5M N JCT CTH M, Marathon, WI

Built 1938 Load: 30.8 t ADT: 42

IH USH51-IH39 NB

Good

Over: NEENAH CREEK

4.8M N JCT STH 78 TO S, Marquette, WI

Built 1984 Load: 30.8 t ADT: 15,800

CTH S W MILL RD

Good

Over: LITTLE MENOMONEE RIVER

1.4M W JCT STH 181, Milwaukee, WI

Built 2004 Load: 30.8 t ADT: 13,000

IH 41/USH 45 NB-ZO

Good

Over: UP RR

4.5M N JCT IH 894 TO W, Milwaukee, WI

Built 1967 Load: 30.8 t ADT: 78,500

LRD W COLLEGE AVE

Good

Over: ROOT RIVER

1.1M W JCT CTH U, Milwaukee, WI

Built 2006 Load: 30.8 t ADT: 1,600

LRD E CLYBOURN AVE

Good

Over: MILWAUKEE RIVER

0.1M W JCT STH 32, Milwaukee, WI

Built 1968 Load: 30.8 t ADT: 7,400

STH 131

Good

Over: COUNCIL CREEK

2.2M N JCT CTH A, Monroe, WI

Built 1965 Load: 30.8 t ADT: 3,800

CTH T

Good

Over: CHUB CREEK

0.1M S JCT STH 16, Monroe, WI

Built 1969 Load: 30.8 t ADT: 228

USH 8-STH 47

Good

Over: PELICAN RIVER

3.8M E JCT STH 17, Oneida, WI

Built 1990 Load: 30.8 t ADT: 3,000

STH 45NB RAMP TO S

Good

Over: GREEN BAY & W RR, MULTI-

7.7M N JCT CTH M, Outagamie, WI

Built 1994 Load: 30.8 t ADT: 2,000

CTH C PIONEER RD

Good

Over: MILWAUKEE RIVER

0.9M W JCT CTH W, Ozaukee, WI

Built 1988 Load: 30.8 t ADT: 9,900

LRD STEWART DRIVE

Good

Over: BOGUS CREEK

1.7M N JCT STH 35, Pepin, WI

Built 1986 Load: 30.8 t ADT: 20

STH 72-WINTER AVE

Good

Over: EAU GALLE RIVER

0.3M E JCT STH 128, Pierce, WI

Built 1986 Load: 30.8 t ADT: 2,300

LRD WAGON TRAIL RD

Good

Over: EAU GALLE RIVER

0.1M S JCT STH 29, Pierce, WI

Built 1996 Load: 30.8 t ADT: 50

IH USH51-IH39NB

Good

Over: WCL RR

5.8M N JCT STH 54 TO E, Portage, WI

Built 1969 Load: 30.8 t ADT: 29,900

CTH S

Good

Over: ELK RIVER

0.1M N JCT CTH W, Price, WI

Built 1986 Load: 30.8 t ADT: 97

USH 8

Good

Over: WISCONSIN CENTRAL RR

4.7M E JCT STH 13, Price, WI

Built 1988 Load: 30.8 t ADT: 2,000

STH 20

Good

Over: W BR ROOT RIVER CANAL

2.2 MI E JCT USH 45, Racine, WI

Built 1968 Load: 30.8 t ADT: 9,600

STH 80

Good

Over: MELANCTHON CREEK

0.5M N JCT CTH C, Richland, WI

Built 1977 Load: 30.8 t ADT: 1,400

USH 14

Good

Over: WILLOW CREEK

1.9M E JCT STH 58, Richland, WI

Built 1976 Load: 30.8 t ADT: 6,500

LRD WALLACE LANE (

Good

Over: ASH CREEK

0.1M S JCT CTH O, Richland, WI

Built 1986 Load: 30.8 t ADT: 15

LRD MARSHALL RD

Good

Over: WEST BR MARSHALL CREEK

0.6M W JCT CTH Z, Richland, WI

Built 1994 Load: 30.8 t ADT: 88

LRD ENGLISH RIDGE

Good

Over: BABB HOLLOW CREEK

0.5M N JCT CTH E, Richland, WI

Built 1997 Load: 30.8 t ADT: 21

LRD RANDOLPH ST

Good

Over: SAUNDERS CREEK

0.6M N JCT STH 59, Rock, WI

Built 1992 Load: 30.8 t ADT: 1,200

LRD PLANTZ ROAD

Good

Over: DEERTAIL CREEK

0.9M S JCT CTH P-63, Rusk, WI

Built 1986 Load: 30.8 t ADT: 54

USH 14

Good

Over: WISCONSIN & CALUMET RR

1.1M E JCT STH 23 TO W, Sauk, WI

Built 1993 Load: 30.8 t ADT: 5,600

LRD LUELLOFF RD

Good

Over: SEVEN MILE CREEK

0.6M W JCT CTH LS, Sheboygan, WI

Built 1982 Load: 30.8 t ADT: 117

CTH K

Good

Over: WIS CENTL LTD/ STH 64

0.5M N JCT STH 64, St. Croix, WI

Built 1976 Load: 30.8 t ADT: 1,600

LRD 100TH AVE

Good

Over: KINNICKINNIC RIVER

2.9M W JCT CTH T, St. Croix, WI

Built 1983 Load: 30.8 t ADT: 125

LRD 160TH AVE

Good

Over: DRY RUN CREEK

0.8M W JCT USH 63, St. Croix, WI

Built 1986 Load: 30.8 t ADT: 60

Showing 8,551-8,600 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.