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

KLINGER STREET

Fair

Over: BRICKYARD CREEK

0.2 MI N of COOK ROAD, Skagit, WA

Built 2002 Load: 43.4 t ADT: 1,620

WOBURN STREET

Fair

Over: WHATCOM CREEK

0.1 MI. S. IOWA ST., Whatcom, WA

Built 1989 Load: 43.4 t ADT: 11,900

EVERGREEN BLVD.

Fair

Over: BLANDFORD DRIVE

0.0 E BLANDFORD DR, Clark, WA

Built 1969 Load: 43.5 t ADT: 3,785

I-90

Fair

Over: WEBER COULEE

12.2 E JCT SR 17, Grant, WA

Built 1967 Load: 43.5 t ADT: 5,894

I-90

Fair

Over: WEBER COULEE

12.2 E JCT SR 17, Grant, WA

Built 1967 Load: 43.5 t ADT: 5,894

I-5

Fair

Over: TERRAIN

4.5 N JCT SR 900, King, WA

Built 1966 Load: 43.5 t ADT: 120,321

SR 520 W-N RAMP

Fair

Over: NORTHUP WAY

JCT I-405, King, WA

Built 1993 Load: 43.5 t ADT: 12,263

51ST AVE SOUTH

Fair

Over: SOUTHCENTER BLVD

0.06 MI N SR-518 UC BR, King, WA

Built 1996 Load: 43.5 t ADT: 4,180

I-90

Fair

Over: LITTLE CREEK

21.9 E JCT SR 906, Kittitas, WA

Built 1962 Load: 43.5 t ADT: 16,139

I-90

Fair

Over: HIGHLINE CANAL

4.8 E JCT SR 970, Kittitas, WA

Built 1965 Load: 43.5 t ADT: 14,112

I-90

Fair

Over: HIGHLINE CANAL

4.8 E JCT SR 970, Kittitas, WA

Built 1965 Load: 43.5 t ADT: 14,112

DREWS PRAIRIE ROAD

Fair

Over: LACAMAS CREEK

1.0 W TOLEDO, Lewis, WA

Built 1971 Load: 43.5 t ADT: 309

TUNK VALLEY RD

Fair

Over: OKANOGAN RIVER

0.32 M E US 97, Okanogan, WA

Built 1969 Load: 43.5 t ADT: 650

STAUFFER ROAD

Fair

Over: GREEN CREEK

0.79 S JCT SR 6, Pacific, WA

Built 1917 Load: 43.5 t ADT: 178

I-5

Fair

Over: HILL DITCH

2.1 N SNOHOMISH CO, Skagit, WA

Built 1957 Load: 43.5 t ADT: 31,960

I-5

Fair

Over: DRAINAGE DITCH

0.6 N JCT SR 11, Skagit, WA

Built 1963 Load: 43.5 t ADT: 26,230

I-5

Fair

Over: JOE LEARY SLOUGH

0.6 N JCT SR 11, Skagit, WA

Built 1964 Load: 43.5 t ADT: 26,230

SR 525

Fair

Over: MAPLE RD & ASH WAY

0.4 N JCT I-5, Snohomish, WA

Built 1983 Load: 43.5 t ADT: 32,482

I-90

Fair

Over: GARDEN SPRINGS RD

4.7 E JCT SR 902, Spokane, WA

Built 1962 Load: 43.5 t ADT: 24,650

LITTLEROCK RD.

Fair

Over: CREEK

3.9 N SR 12, Thurston, WA

Built 1951 Load: 43.5 t ADT: 3,164

83RD AVE S

Fair

Over: CATTLE CROSSING

0.7 MI E OF SR-167, King, WA

Built 1990 Load: 43.7 t ADT: 18,758

SW 34TH STREET

Fair

Over: SPRINGBROOK CREEK

0.2 MI WEST LIND AVE, King, WA

Built 2007 Load: 43.7 t ADT: 1,900

NO DATA ENTERED

Fair

Over: SKATE CREEK

5.7 MILES NE OF HWY12 ON, Lewis, WA

Built 1990 Load: 44.0 t ADT: 371

DIABLO CAMP ROAD

Fair

Over: DIABLO TAILRACE

Diablo Powerhouse, King, WA

Built 1962 Load: 44.1 t ADT: 205

HAYWARD ROAD

Fair

Over: HILINE CANAL

00.78 N SR 10, Kittitas, WA

Built 1931 Load: 44.1 t ADT: 76

SR 9

Fair

Over: W FK NOOKACHAMPS CR

0.1 N JCT SR 538, Skagit, WA

Built 1920 Load: 44.1 t ADT: 6,059

FRANCIS ROAD

Fair

Over: NOOKACHAMPS CREEK

2.8 W JCT SR9, Skagit, WA

Built 1979 Load: 44.1 t ADT: 4,694

BLACK CANYON ROAD

Fair

Over: BLACK CANYON CREEK

NO DATA ENTERED, Okanogan, WA

Built 1965 Load: 44.2 t ADT: 50

I-82

Fair

Over: COLUMBIA RIVER

1.0 E JCT SR 14, Benton, WA

Built 1988 Load: 44.4 t ADT: 12,412

SR 397

Fair

Over: BNSF RR

16.5 N JCT I-82, Benton, WA

Built 1965 Load: 44.4 t ADT: 11,543

SR 503

Fair

Over: EAST FORK LEWIS RIVER

2.0 N JCT SR 502, Clark, WA

Built 1967 Load: 44.4 t ADT: 18,209

SR 28

Fair

Over: CRAB CREEK

13.2 E JCT SR 17, Grant, WA

Built 1969 Load: 44.4 t ADT: 580

US 101

Fair

Over: WEST FORK HOQUIAM RIVER

9.2 N JCT SR 109, Grays Harbor, WA

Built 1949 Load: 44.4 t ADT: 2,205

I-5

Fair

Over: TERRAIN

2.1 N JCT I-90, King, WA

Built 1962 Load: 44.4 t ADT: 10,636

I-5

Fair

Over: TERRAIN

2.1 N JCT I-90, King, WA

Built 1964 Load: 44.4 t ADT: 3,999

I-90

Fair

Over: BNRR (REMOVED)

3.0 E JCT SR 202, King, WA

Built 1976 Load: 44.4 t ADT: 20,098

I-90

Fair

Over: BNRR (REMOVED)

3.0 E JCT SR 202, King, WA

Built 1976 Load: 44.4 t ADT: 20,098

I-90

Fair

Over: EAST CHANNEL-LK WASH

5.9 E JCT I-5, King, WA

Built 1981 Load: 44.4 t ADT: 61,610

YESLER WAY

Fair

Over: 5TH AVE S

5th Ave S & Yesler Way, King, WA

Built 1912 Load: 44.4 t ADT: 7,215

CELL PHONE RAMP

Fair

Over: S 170TH

1 MI S OF SR 518, King, WA

Built 1972 Load: 44.4 t ADT: 4,300

ANDERSON RD

Fair

Over: MERCER CREEK

00.38 N OF UMPTANUM, Kittitas, WA

Built 1987 Load: 44.4 t ADT: 2,648

CRAIG RD.

Fair

Over: SKATE CREEK

1.5 NW PACKWOOD, Lewis, WA

Built 1978 Load: 44.4 t ADT: 125

ELK PRAIRIE ROAD

Fair

Over: FERN CREEK

8.5 E LEWIS CO, Pacific, WA

Built 1916 Load: 44.4 t ADT: 85

SR 410

Fair

Over: PSPL CO CANAL

1.1 E JCT SR 165, Pierce, WA

Built 1949 Load: 44.4 t ADT: 21,581

SR 512

Fair

Over: PUYALLUP R & CITY ST'S

2.2 E JCT SR 161, Pierce, WA

Built 1975 Load: 44.4 t ADT: 43,610

SR 530

Fair

Over: MONTAGUE CREEK

14.2 E JCT SR 9, Snohomish, WA

Built 1968 Load: 44.4 t ADT: 3,499

DUBUQUE RD

Fair

Over: WEST FORK WOODS CREEK

8.8 NE JCT SR 2, Snohomish, WA

Built 1935 Load: 44.4 t ADT: 2,838

SR 529

Fair

Over: BNRR

3.6 N JCT SR 529 SPUR, Snohomish, WA

Built 1993 Load: 44.4 t ADT: 5,671

ROBE-MENZEL ROAD

Fair

Over: POND OVERFLOW

0.6 SE JCT SR 92, Snohomish, WA

Built 1997 Load: 44.4 t ADT: 2,828

228TH ST SW

Fair

Over: NORTH CREEK

0.5 E INT I405, Snohomish, WA

Built 1999 Load: 44.4 t ADT: 19,782

Showing 4,301-4,350 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.