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

STH 73

Good

Over: N FK EAU CLAIRE RIVER

2.7M N JCT CTH O, Taylor, WI

Built 1983 Load: 30.8 t ADT: 1,400

LRD OAK DR

Good

Over: PINE CREEK

0.3M N JCT CTH A, Taylor, WI

Built 1986 Load: 30.8 t ADT: 42

LRD BORTLE CROSS R

Good

Over: TAMARACK CREEK

0.5M W JCT STH 93, Trempealeau, WI

Built 1983 Load: 30.8 t ADT: 47

STH 56

Good

Over: COX CREEK

6.5M E JCT CTH K, Vernon, WI

Built 1983 Load: 30.8 t ADT: 1,200

STH 17-STH 70

Good

Over: MUD CREEK

0.1M N JCT STH 70 TO W, Vilas, WI

Built 1981 Load: 30.8 t ADT: 9,500

STH 120

Good

Over: BR SUGAR CREEK

2.8 MI N JCT STH 11, Walworth, WI

Built 1995 Load: 30.8 t ADT: 4,500

LRD N RURAL ST

Good

Over: RUBICON R

0.1M N JCT STH 60, Washington, WI

Built 2003 Load: 30.8 t ADT: 1,804

LRD NAGAWICKA RD

Good

Over: BARK RIVER

1.1M S JCT STH 16, Waukesha, WI

Built 1996 Load: 30.8 t ADT: 2,750

CTH K (LISBON RD)

Good

Over: SUSSEX CREEK

0.3M W JCT STH 74, Waukesha, WI

Built 2007 Load: 30.8 t ADT: 10,800

STH 22-STH 54

Good

Over: WCL RR

1.8M N JCT USH 10 TO E, Waupaca, WI

Built 1990 Load: 30.8 t ADT: 5,000

LRD MAGOLSKI RD

Good

Over: N BR PIGEON RIVER

0.4M E JCT USH 45, Waupaca, WI

Built 1969 Load: 30.8 t ADT: 276

CTH XX

Good

Over: EMBARRASS RIVER

0.7M E JCT CTH D, Waupaca, WI

Built 1973 Load: 30.8 t ADT: 343

LRD SENN RD

Good

Over: RUSH CREEK

0.8M S JCT CTH E, Winnebago, WI

Built 1982 Load: 30.8 t ADT: 16

LRD KNAPP ST RD

Good

Over: GLATZ CREEK

0.8M N JCT CTH N, Winnebago, WI

Built 1997 Load: 30.8 t ADT: 153

LRD ROBIN RD (DEAD

Good

Over: MOSQUITO CREEK

0.2M NORTH OF OF REDDIN R, Wood, WI

Built 1983 Load: 30.8 t ADT: 22

LRD NORTH RD

Good

Over: BR HEMLOCK CREEK

0.2M N JCT STH 186, Wood, WI

Built 1984 Load: 30.8 t ADT: 80

LRD NORTH RD

Good

Over: BR HEMLOCK CREEK

0.6M N JCT STH 186, Wood, WI

Built 1984 Load: 30.8 t ADT: 80

LRD ROBIN RD

Good

Over: E BR YELLOW RIVER

0.1M N JCT CTH H, Wood, WI

Built 1984 Load: 30.8 t ADT: 70

LRD EAGLE RD

Good

Over: ROCKY RUN CREEK

0.2M N JCT CTH V, Wood, WI

Built 1987 Load: 30.8 t ADT: 50

LRD RICHFIELD DR

Good

Over: BR HEMLOCK CREEK

0.1M W JCT STH 186, Wood, WI

Built 1994 Load: 30.8 t ADT: 60

FR 148

Good

Over: S.F. FLAMBEAU RIVER

2.7 M. S. JCT STH 182, Price, WI

Built 1991 Load: 30.9 t ADT: 60

LRD DEDHAM RD

Good

Over: NEMADJI R

0.6 MILES S. JCT C.T.H. C, Douglas, WI

Built 2010 Load: 31.4 t ADT: 75

CTH K

Good

Over: SILVER CREEK

0.4M N JCT CTH A, Marathon, WI

Built 2012 Load: 31.4 t ADT: 8,120

STH 119 WB-AIRPORT

Good

Over: CMSTPP RR

0.9 MI W JCT STH 38, Milwaukee, WI

Built 2012 Load: 31.8 t ADT: 9,300

CTH Z

Good

Over: BIG ROCHE A CRI CREEK

1.3M S JCT STH 21, Adams, WI

Built 1975 Load: 32.4 t ADT: 880

LRD 13TH LANE

Good

Over: BIG ROCHE A CRI CREEK

1.5M W JCT STH 13, Adams, WI

Built 1981 Load: 32.4 t ADT: 86

LRD MIKA ROAD

Good

Over: MARENGO RIVER

1.8M S JCT STH 112, Ashland, WI

Built 1998 Load: 32.4 t ADT: 108

STH 25-7TH ST

Good

Over: YELLOW RIVER

0.3M N JCT USH 8 TO E, Barron, WI

Built 1964 Load: 32.4 t ADT: 4,000

STH 25

Good

Over: FOUR MILE CREEK

2.9M N JCT CTH D TO W, Barron, WI

Built 1970 Load: 32.4 t ADT: 3,400

USH 53 SB

Good

Over: BEAVER CREEK

5.1M S JCT CTH I TO E, Barron, WI

Built 1972 Load: 32.4 t ADT: 6,200

CTH O

Good

Over: YELLOW RIVER

2.0M S JCT USH 8, Barron, WI

Built 1971 Load: 32.4 t ADT: 1,635

USH 53 SB

Good

Over: BR BEAR CREEK

4.6M S JCT CTH V, Barron, WI

Built 1976 Load: 32.4 t ADT: 5,150

LRD 17TH ST

Good

Over: YELLOW RIVER

1.5M S JCT USH 8, Barron, WI

Built 1979 Load: 32.4 t ADT: 117

USH 8

Good

Over: GERMAN CREEK

0.1M E JCT CTH M, Barron, WI

Built 1983 Load: 32.4 t ADT: 3,800

USH 8

Good

Over: MOOSE EAR CREEK

4.8M E JCT CTH M, Barron, WI

Built 1983 Load: 32.4 t ADT: 3,800

LRD 10TH AVE

Good

Over: FOUR MILE CREEK

1.4M W JCT STH 25, Barron, WI

Built 1988 Load: 32.4 t ADT: 108

CTH P

Good

Over: JOHNSON CREEK

1.2M S JCT CTH T, Barron, WI

Built 1994 Load: 32.4 t ADT: 2,616

LRD 17 TH AVENUE

Good

Over: BARKER CREEK

1.5M E JCT STH 25, Barron, WI

Built 1994 Load: 32.4 t ADT: 129

LRD 6 1/2 ST

Good

Over: VANCE CR

2 MI. W. CTY F, Barron, WI

Built 2004 Load: 32.4 t ADT: 79

LRD 26TH ST

Good

Over: POKEGAMA CR

AT POKEGAMA CREEK, Barron, WI

Built 2004 Load: 32.4 t ADT: 5

LRD 18TH STREET

Good

Over: LOCAL DRAIN

1400 FT. S. OF 6TH AVE., Barron, WI

Built 2006 Load: 32.4 t ADT: 105

STH 25

Good

Over: BRANCH OF YELLOW RIVER

0.4 MI N JCT 18TH AVE., Barron, WI

Built 2013 Load: 32.4 t ADT: 2,200

LRD 23 RD ST

Good

Over: TILLER CREEK

0.1M S JCT CTH A, Barron, WI

Built 2017 Load: 32.4 t ADT: 70

STH 25

Good

Over: FOUR MILE CREEK

0.05 MI N N JCT CTH D, Barron, WI

Built 2021 Load: 32.4 t ADT: 2,200

LRD 19TH AVE

Good

Over: BARKER CREEK

0.4M E 20TH STREET, Barron, WI

Built 2021 Load: 32.4 t ADT: 99

LRD 16TH AVE - EAS

Good

Over: BR LIGHTNING CR

1.8M WEST CTH 'P', Barron, WI

Built 1999 Load: 32.4 t ADT: 108

LRD 27TH ST NORTH-

Good

Over: BR JACOBSON LAKE

1.8M NORTH CTH'D', Barron, WI

Built 1999 Load: 32.4 t ADT: 108

LRD 7TH ST NORTH-

Good

Over: BR HAY RIVER

150'S JCT CTH T, Barron, WI

Built 1999 Load: 32.4 t ADT: 43

LRD 11TH ST NORTH

Good

Over: DRY RUN SILVER LAKE

100' S 26 3/4 AVE, Barron, WI

Built 1999 Load: 32.4 t ADT: 43

LRD 16TH ST NORTH

Good

Over: LITTLE BEAR CR

1.0M SOUTH 27TH AVE, Barron, WI

Built 1999 Load: 32.4 t ADT: 54

Showing 8,601-8,650 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.