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

ROAD

Poor

Over: THETIS CREEK

NO DATA ENTERED, Kittitas, WA

Built 1952 Load: 28.1 t ADT: 20

SUNRISE ROAD

Poor

Over: FRYINGPAN CREEK

4.3 MILES SOUTHWEST OF JC, Pierce, WA

Built 1931 Load: 28.1 t ADT: 1,786

NO DATA ENTERED

Poor

Over: SWIFT CREEK

ABOUT 4 MILES EAST OF COW, Skamania, WA

Built 1957 Load: 28.1 t ADT: 650

SR 153

Poor

Over: METHOW RIVER

3.7 N JCT US 97, Okanogan, WA

Built 1933 Load: 28.2 t ADT: 1,621

SR 21

Poor

Over: SAN POIL RIVER

25.1 N LINCOLN CO, Ferry, WA

Built 1931 Load: 28.8 t ADT: 195

PROJECT AND PUBLIC

Poor

Over: THE DALLES DAM

NORTH ACCESS BR OVER SP&S, Klickitat, WA

Built 1956 Load: 28.8 t ADT: 22

DUCK LAKE RD 92310

Poor

Over: DUCK CREEK

18.69NE SR21 FAS302, Lincoln, WA

Built 1972 Load: 28.8 t ADT: 120

US 12 / HERON ST

Poor

Over: WISHKAH RIVER

0.1 E JCT US 101, Grays Harbor, WA

Built 1949 Load: 29.0 t ADT: 14,614

WYNOOCHE WISHKAH

Poor

Over: WYNOOCHEE RIVER SLOUGH

0.6 W JCT 9519, Grays Harbor, WA

Built 1973 Load: 29.0 t ADT: 728

US 2

Poor

Over: STREAM

7.2 E SNOHOMISH CO, King, WA

Built 1937 Load: 29.0 t ADT: 5,562

US 101

Poor

Over: GREENHEAD SLOUGH

7.0 N JCT SR 103, Pacific, WA

Built 1934 Load: 29.0 t ADT: 1,852

SR 162

Poor

Over: S PRAIRIE CR

15.3 E JCT SR 410, Pierce, WA

Built 1956 Load: 29.0 t ADT: 9,533

SR 529

Poor

Over: UNION SL

5.9 N JCT SR 529 SPUR, Snohomish, WA

Built 1927 Load: 29.0 t ADT: 16,054

CHIWAWA LOOP ROAD

Poor

Over: CHIWAWA RIVER

03.8 N PLAIN, Chelan, WA

Built 1977 Load: 29.2 t ADT: 658

ELMA MCCLEARY ROAD

Poor

Over: MIDDLE FORK WILDCAT CREE

5.0 NE JCT SR 8, Grays Harbor, WA

Built 1921 Load: 29.2 t ADT: 1,325

RAY SYMMONDS ROAD

Poor

Over: SELAH-MOXEE CANAL

00.28 E EAST SELAH, Yakima, WA

Built 1961 Load: 29.2 t ADT: 95

Cedar Creek Rd

Poor

Over: Cedar Creek

NW of Ione Town Limits, Pend Oreille, WA

Built 1985 Load: 29.5 t ADT: 119

SR 23

Poor

Over: IMBLER CREEK

27.7 N JCT US 195, Whitman, WA

Built 1946 Load: 29.5 t ADT: 262

SR 24

Poor

Over: SAGEHILL WASTEWAY

8.9 E GRANT CO, Adams, WA

Built 1965 Load: 29.8 t ADT: 4,788

KELLOG HOLLOW RD.

Poor

Over: TUCANNON RIVER

0.2 SW JCT SR 261, Columbia, WA

Built 1962 Load: 29.8 t ADT: 350

SACKMAN RD

Poor

Over: EAST LOW CANAL

00.05 MI E FOX RD, Adams, WA

Built 1953 Load: 29.9 t ADT: 6

SR 21

Poor

Over: SINKING CREEK

29.3 N JCT SR 28, Lincoln, WA

Built 1950 Load: 30.1 t ADT: 257

SR 21

Poor

Over: SAN POIL R

24.2 N LINCOLN CO, Ferry, WA

Built 1931 Load: 30.5 t ADT: 711

FS ROUTE NO. 659

Poor

Over: UPPER W. BRANCH

UPPER WEST BRANCH FORK, Pend Oreille, WA

Built 1954 Load: 30.5 t ADT: 50

NORTH RIVER ROAD

Poor

Over: NORTH RIVER

9.8 E JCT US 101, Grays Harbor, WA

Built 1951 Load: 30.8 t ADT: 303

SR 203

Poor

Over: SLOUGH

0.5 N JCT SR 202, King, WA

Built 1945 Load: 30.8 t ADT: 7,622

SR 203

Poor

Over: SLOUGH

1.4 N JCT SR 202, King, WA

Built 1945 Load: 30.8 t ADT: 7,622

KENT-BLK DIAMOND

Poor

Over: BNSF RR

AT SE 291ST, King, WA

Built 1931 Load: 30.8 t ADT: 7,700

SR 9

Poor

Over: SKAGIT RIVER

4.7 N JCT SR 538, Skagit, WA

Built 1959 Load: 30.8 t ADT: 10,545

US 2

Poor

Over: BNRR

23.7 E JCT SR 203, Snohomish, WA

Built 1936 Load: 30.8 t ADT: 5,659

I-5

Poor

Over: SAMISH RIVER, PVT RD

2.9 N JCT SR 11, Skagit, WA

Built 1963 Load: 31.1 t ADT: 26,524

I-90

Poor

Over: WILSON CREEK

3.1 E JCT US 97, Kittitas, WA

Built 1967 Load: 31.4 t ADT: 15,014

I-90

Poor

Over: BNSF RAILROAD

15.4 E JCT SR 261, Adams, WA

Built 1968 Load: 31.7 t ADT: 10,407

US 2

Poor

Over: COLUMBIA RIVER

0.3 E JCT US 97 ALT, Chelan, WA

Built 1975 Load: 31.7 t ADT: 25,688

US 101

Poor

Over: ELWHA RIVER

35.6 N JCT SR 113, Clallam, WA

Built 1926 Load: 31.7 t ADT: 4,372

SR 503

Poor

Over: N BRANCH CHELATCHIE CR

13.5 N JCT SR 502, Clark, WA

Built 1953 Load: 31.7 t ADT: 818

I-90

Poor

Over: COAL CREEK

0.5 E JCT SR 906, Kittitas, WA

Built 1956 Load: 31.7 t ADT: 17,475

I-90

Poor

Over: YELLOWSTONE RD

0.3 E KING CO, Kittitas, WA

Built 1969 Load: 31.7 t ADT: 33,042

STEVENS CANYON ROA

Poor

Over: RAVINE

5.5 miles southwest of jc, Lewis, WA

Built 1952 Load: 31.7 t ADT: 1,375

TACOMA-VASHON TRAF

Poor

Over: PUGET SOUND

PT DEFIANCE-TACOMA, Pierce, WA

Built 1958 Load: 31.7 t ADT: 2,330

SR 529

Poor

Over: STEAMBOAT SLOUGH

6.2 N JCT SR 529 SPUR, Snohomish, WA

Built 1927 Load: 31.7 t ADT: 16,203

MANSFIELD NORTH RD

Poor

Over: FOSTER CREEK DRAINAGE

1.11 SE JCT BDGPRT HILL R, Douglas, WA

Built 1961 Load: 31.8 t ADT: 55

SR 10

Poor

Over: SWAUK CR

7.3 E JCT SR 970, Kittitas, WA

Built 1930 Load: 31.8 t ADT: 1,478

F&S GRADE ROAD

Poor

Over: SAMISH RIVER

0.14 S JCT PRAIRIE RD, Skagit, WA

Built 1974 Load: 31.8 t ADT: 630

RD. NO. 49

Poor

Over: LOST CREEK

M.P. 4.5 RD. NO. 49, Snohomish, WA

Built 1959 Load: 31.8 t ADT: 37

BIA 80940

Poor

Over: OVERFLOW CHANNEL

AT FISH HATCHERY, Grays Harbor, WA

Built 1970 Load: 32.4 t ADT: 500

SR 26

Poor

Over: DRY WASH

4.3 E JCT US 395, Adams, WA

Built 1960 Load: 32.7 t ADT: 1,345

I-90

Poor

Over: BNSF RAILROAD

15.4 E JCT SR 261, Adams, WA

Built 1968 Load: 32.7 t ADT: 10,407

I-82

Poor

Over: YAKIMA RIVER

6.7 E YAKIMA CO LN, Benton, WA

Built 1977 Load: 32.7 t ADT: 10,597

I-82

Poor

Over: YAKIMA RIVER

6.7 E YAKIMA CO LN, Benton, WA

Built 1977 Load: 32.7 t ADT: 10,597

Showing 8,651-8,700 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.