State profile · Below median Poor share

Washington bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Washington, based on the FHWA National Bridge Inventory.

8,808
Public bridges
42.4%
Good condition
4.8%
Poor condition

Data updated May 2026

Total Bridges

8,808

Public highway bridges in Washington

Good Condition

42.4%

3,734 bridges rated 7-9

-7.6pp vs 50% benchmark

Poor Condition

4.8%

424 bridges whose lowest applicable component is rated 0-4

-2.2pp vs national avg 7.0%

Washington vs national bridge condition

Washington - Good condition share 42.4%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Washington - Poor-condition share 16.0%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Condition Distribution

Washington49.9%44.4%GoodFairPoor
Bridge inventory deck-condition mix - Washington (FHWA NBI)

Counties (39)

Adams 190 Asotin 29 Benton 173 Chelan 154 Clallam 152 Clark 228 Columbia 86 Cowlitz 167 Douglas 40 Ferry 54 Franklin 138 Garfield 54 Grant 314 Grays Harbor 365 Island 8 Jefferson 100 King 1364 Kitsap 119 Kittitas 311 Klickitat 91 Lewis 422 Lincoln 181 Mason 139 Okanogan 163 Pacific 120 Pend Oreille 72 Pierce 502 San Juan 13 Skagit 256 Skamania 120 Snohomish 516 Spokane 360 Stevens 81 Thurston 216 Wahkiakum 36 Walla Walla 200 Whatcom 358 Whitman 351 Yakima 565

Washington 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 Washington on the same metric.

CA

California

4.60% top marginal rate
Structure
Progressive
Burden @ $100K
$27,040

AR

Arkansas

4.71% top marginal rate
Structure
Progressive
Burden @ $100K
$5,544
Selected

WA

Washington

4.81% top marginal rate
Structure
Progressive
Burden @ $100K
$8,808

IN

Indiana

4.94% top marginal rate
Structure
Progressive
Burden @ $100K
$18,630

KS

Kansas

5.25% top marginal rate
Structure
Progressive
Burden @ $100K
$23,867

Bridges Needing Most Attention in Washington

Six lowest-condition bridges in Washington, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

SILVER CK RD 00670

Poor

Over: NINE MILE CREEK

19.05 E SR 21, Ferry, WA

Built 1958 Load: 2.7 t ADT: 47

4TH ST

Poor

Over: MILL CREEK

4TH AND MILL CR, Walla Walla, WA

Built 1908 Load: 2.7 t ADT: 2,624

NO DATA ENTERED

Poor

Over: WEST BRANCH LECLERC CREE

NO DATA ENTERED, Pend Oreille, WA

Built 1954 Load: 3.5 t ADT: 5

STEVENS RD. -IRRIG

Poor

Over: DRAIN

00.26 NO CHAMBERS, Yakima, WA

Built 1965 Load: 3.6 t ADT: 68

PEARL HILL RD

Poor

Over: JORDAN CREEK

1.44 E JCT HILAND ORCH RD, Douglas, WA

Built 1953 Load: 4.2 t ADT: 72

FARM ACCESS

Poor

Over: ROZA ID WASTEWAY NO 3

NR PARKER HEIGHTS, WA, Yakima, WA

Built 1955 Load: 4.4 t ADT: 10

All Bridges in Washington

MAIN STREET

Good

Over: PALOUSE RIVER

0.30 MI SW SR 272, Whitman, WA

Built 1982 Load: 36.9 t ADT: 100

I-90

Good

Over: MOODY RD

2.9 E GRANT CO, Adams, WA

Built 1972 Load: 37.2 t ADT: 5,894

I-90

Good

Over: FARRIER COULEE

4.7 E GRANT CO, Adams, WA

Built 1972 Load: 37.2 t ADT: 5,807

SR 21

Good

Over: LIND COULEE

2.0 N JCT US 395, Adams, WA

Built 1986 Load: 37.2 t ADT: 716

US 395

Good

Over: NP UPRR & COLUMBIA CANAL

4.9 N JCT I-82, Benton, WA

Built 1980 Load: 37.2 t ADT: 24,266

I-82

Good

Over: BADGER RD & BNSF RR

6.4 E JCT I-182, Benton, WA

Built 1984 Load: 37.2 t ADT: 6,986

US 97ALT

Good

Over: CHELAN RIVER

3.5 N JCT SR 971 END, Chelan, WA

Built 1978 Load: 37.2 t ADT: 5,569

US 101 NB

Good

Over: SIEBERT CREEK

9.8 E JCT SR 117, Clallam, WA

Built 1999 Load: 37.2 t ADT: 10,039

NO DATA ENTERED

Good

Over: N FORK SITKUM RIVER

NO DATA ENTERED, Clallam, WA

Built 1989 Load: 37.2 t ADT: 50

LAKE ALDWELL ROAD

Good

Over: INDIAN CREEK

0.1 N JCT SR 101, Clallam, WA

Built 1992 Load: 37.2 t ADT: 59

MAPLE HILL RD S

Good

Over: OWL CREEK

0.04 S ROSE VALLEY (1.28), Cowlitz, WA

Built 1954 Load: 37.2 t ADT: 100

WEIMER HILL RD

Good

Over: MEADOW CREEK

6.1 N JCT SR 12, Garfield, WA

Built 1971 Load: 37.2 t ADT: 45

US 101

Good

Over: S BRANCH BIG CREEK

14.5 N JCT SR 109, Grays Harbor, WA

Built 2011 Load: 37.2 t ADT: 2,511

NO DATA ENTERED

Good

Over: BIG CREEK

NO DATA ENTERED, Grays Harbor, WA

Built 1973 Load: 37.2 t ADT: 100

PORTER CREEK RD W

Good

Over: CHEHALIS RIVER

0.1 W JCT SR 12, Grays Harbor, WA

Built 1986 Load: 37.2 t ADT: 713

NORTH SHORE ROAD

Good

Over: KESTNER CREEK

5.3 MI. NE OF JCT. HWY. 1, Grays Harbor, WA

Built 1990 Load: 37.2 t ADT: 258

SR 525

Good

Over: POSSESSION SOUND

1.9 N JCT SR 526, Island, WA

Built 2003 Load: 37.2 t ADT: 1,078

N-W RAMP

Good

Over: RAILROAD

4.1 N JCT SR 900, King, WA

Built 1967 Load: 37.2 t ADT: 3,978

US 2

Good

Over: SLOUGH

6.6 E SNOHOMISH CO, King, WA

Built 1989 Load: 37.2 t ADT: 5,562

SR 18

Good

Over: JENKINS CREEK

1.1 E JCT SR 516, King, WA

Built 2002 Load: 37.2 t ADT: 36,767

SR 7

Good

Over: NISQUALLY R OVERFLOW

16.1 N JCT SR 508, Lewis, WA

Built 1945 Load: 37.2 t ADT: 2,818

GARRARD CREEK RD.

Good

Over: S.FORK GARRARD CREEK

5.10 NW.JCT.91008, Lewis, WA

Built 1972 Load: 37.2 t ADT: 175

COOK ROAD

Good

Over: LAKE CREEK

2.0 SE CURTIS, Lewis, WA

Built 1994 Load: 37.2 t ADT: 25

NO DATA ENTERED

Good

Over: LEBAR CREEK

NO DATA ENTERED, Mason, WA

Built 1974 Load: 37.2 t ADT: 25

US 101

Good

Over: STUART SL

20.9 N JCT SR 4, Pacific, WA

Built 1975 Load: 37.2 t ADT: 3,392

US 101

Good

Over: CARRUTHERS SL

21.4 N JCT SR 4, Pacific, WA

Built 1975 Load: 37.2 t ADT: 3,392

SR 16

Good

Over: UNION AVE

1.1 N JCT I-5, Pierce, WA

Built 1972 Load: 37.2 t ADT: 68,072

C ST S

Good

Over: CLOVER CREEK

.1 W JCT SR 7, Pierce, WA

Built 1967 Load: 37.2 t ADT: 9,775

SR 509

Good

Over: HYLEBOS CREEK

4.1 N JCT I-705, Pierce, WA

Built 1967 Load: 37.2 t ADT: 22,045

SPANAWAY LOOP RD S

Good

Over: COFFEE CREEK

SOUTH SPANAWAY CREEK, Pierce, WA

Built 2004 Load: 37.2 t ADT: 20,300

I-5

Good

Over: FRIDAY CREEK

11.1 N JCT SR 11, Skagit, WA

Built 1964 Load: 37.2 t ADT: 23,218

I-5

Good

Over: FRIDAY CREEK

11.1 N JCT SR 11, Skagit, WA

Built 1964 Load: 37.2 t ADT: 23,218

SOUTH SKAGIT HWY

Good

Over: DAVIS SLOUGH

13.9 E JCT SR-9, Skagit, WA

Built 2014 Load: 37.2 t ADT: 610

20TH ST SE

Good

Over: EBEY SLOUGH

2.0 E JCT I-5, Snohomish, WA

Built 1995 Load: 37.2 t ADT: 200

CRESCENT LAKE RD.

Good

Over: SNOQUALMIE RIVER

1.3 W JCT SR 203, Snohomish, WA

Built 1996 Load: 37.2 t ADT: 2,317

I-90

Good

Over: S ALTAMONT ST

1.7 E JCT US 2, Spokane, WA

Built 1957 Load: 37.2 t ADT: 114,844

US 195

Good

Over: DRAKE RD

5.8 N WHITMAN CO, Spokane, WA

Built 1973 Load: 37.2 t ADT: 4,652

NB US 395

Good

Over: LINCOLN RD

5.3 N JCT I-90, Spokane, WA

Built 2008 Load: 37.2 t ADT: 12,431

I-5

Good

Over: SCATTER CREEK

2.0 N JCT US 12, Thurston, WA

Built 2010 Load: 37.2 t ADT: 66,693

OLD PACIFIC HWY

Good

Over: NISQUALLY RIVER

PIERCE CO LINE, Thurston, WA

Built 1998 Load: 37.2 t ADT: 13,122

PEISSNER RD

Good

Over: ELBOW LAKE CREEK

Peissner Rd at County End, Thurston, WA

Built 2020 Load: 37.2 t ADT: 240

SR 125

Good

Over: WALLA WALLA RIVER

0.8 N OREGON, Walla Walla, WA

Built 1988 Load: 37.2 t ADT: 16,295

WICKERSHAM RD

Good

Over: NP RR

00.3 W INNIS CK RD, Whatcom, WA

Built 1955 Load: 37.2 t ADT: 159

SR 821

Good

Over: ROZA CANAL

0.1 N JCT SR 823, Yakima, WA

Built 1969 Load: 37.2 t ADT: 3,796

SR 241

Good

Over: SUNNYSIDE CANAL

2.7 N JCT I-82, Yakima, WA

Built 1977 Load: 37.2 t ADT: 3,031

SR 410

Good

Over: AMERICAN RIVER

8.8 E PIERCE CO, Yakima, WA

Built 1987 Load: 37.2 t ADT: 810

LAYMAN RD.

Good

Over: SOUTH FORK TIETON

TO DARLAND MTN., Yakima, WA

Built 1985 Load: 37.2 t ADT: 20

NO DATA ENTERED

Good

Over: MINNOW CREEK

NO DATA ENTERED, Chelan, WA

Built 2021 Load: 37.3 t ADT: 20

MOTTELER ROAD

Good

Over: CHUMSTICK CREEK

0.2 MI. FROM NORTH ROAD, Chelan, WA

Built 2013 Load: 37.3 t ADT: 41

SR 502

Good

Over: DRAINAGE SLOUGH

3.2 E JCT I-5, Clark, WA

Built 2014 Load: 37.3 t ADT: 22,873

Showing 6,701-6,750 of 8,808 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.