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

NP RY

Unknown

Over: STATE ROUTE 522

JCT SR 9, Snohomish, WA

Built 1962 ADT: 29,880

228TH ST SW

Unknown

Over: I-5, RAMPS

1.0 N JCT SR 104, Snohomish, WA

Built 1963 ADT: 175,714

I-5 SB TO SR 99 SB

Unknown

Over: SR 526 EB TO I-5 SB

JCT I-5 & SR 527, Snohomish, WA

Built 1963 ADT: 14,690

SR 99

Unknown

Over: I-5

2.8 N JCT SR 96, Snohomish, WA

Built 1963 ADT: 122,990

I-5

Unknown

Over: SR 524 SPUR/44TH AVE W

0.5 E JCT SR 524, Snohomish, WA

Built 1963 ADT: 26,181

I-5

Unknown

Over: SR 524 SPUR/44TH AVE W

0.5 E JCT SR 524, Snohomish, WA

Built 1963 ADT: 26,181

SR 524

Unknown

Over: I-5

JCT SR 524, Snohomish, WA

Built 1964 ADT: 150,342

BICKFORD AVE

Unknown

Over: SR 9

3.9 N JCT SR 96, Snohomish, WA

Built 1963 ADT: 21,748

236TH ST SW

Unknown

Over: I-5

0.4 N JCT SR 104, Snohomish, WA

Built 1963 ADT: 155,748

SR 530

Unknown

Over: I-5

2.6 N JCT SR 531, Snohomish, WA

Built 1965 ADT: 76,248

US 2

Unknown

Over: EBEY SLOUGH AND SR 204

JCT US 2, Snohomish, WA

Built 1968 ADT: 7,066

I-5

Unknown

Over: SR 529 / PACIFIC AVE

JCT I-5, Snohomish, WA

Built 1966 ADT: 5,124

I-5

Unknown

Over: SR 529 - PACIFIC AVE

JCT I-5, Snohomish, WA

Built 1966 ADT: 5,124

I-5

Unknown

Over: US 2 EB/HEWITT AVE

BEGIN ROUTE US 2 EB, Snohomish, WA

Built 1966 ADT: 9,181

I-5

Unknown

Over: US 2 EB/HEWITT AVE

BEGIN ROUTE US 2 EB, Snohomish, WA

Built 1966 ADT: 9,181

I-5

Unknown

Over: SR 529 SPUR/EVERETT AVE

JCT I-5, Snohomish, WA

Built 1966 ADT: 6,225

I-5

Unknown

Over: SR 529 SPUR/EVERETT AVE

JCT I-5, Snohomish, WA

Built 1966 ADT: 6,225

N-E RAMP

Unknown

Over: HEWITT AVE

1.1 N JCT SR 526, Snohomish, WA

Built 1966 ADT: 9,181

75TH ST SE

Unknown

Over: I-5

0.9 N JCT SR 527, Snohomish, WA

Built 1966 ADT: 186,520

US 2

Unknown

Over: S-E RAMP

5.0 N JCT SR 527, Snohomish, WA

Built 1967 ADT: 9,973

US 2 WB

Unknown

Over: S-E RAMP

5.0 N JCT SR 527, Snohomish, WA

Built 1967 ADT: 9,973

I-5

Unknown

Over: W-S,W-W,S-E RAMPS

JCT US 2, Snohomish, WA

Built 1967 ADT: 24,682

I-5

Unknown

Over: W-S,W-W,S-E RAMPS

JCT US 2, Snohomish, WA

Built 1967 ADT: 24,682

SR 529 SPUR

Unknown

Over: I-5 S-E RAMP

5.0 N JCT SR 527, Snohomish, WA

Built 1967 ADT: 9,973

23RD ST

Unknown

Over: I-5, W-N RAMP

0.6 N JCT US 2, Snohomish, WA

Built 1967 ADT: 149,914

41ST ST

Unknown

Over: BROADWAY

JCT I-5, Snohomish, WA

Built 1967 ADT: 29,379

US 2

Unknown

Over: SR 204

JCT US 2, Snohomish, WA

Built 1967 ADT: 7,679

12TH ST NE

Unknown

Over: I-5

2.4 N JCT US 2, Snohomish, WA

Built 1967 ADT: 127,680

I-5

Unknown

Over: SNOHOMISH RIVER, RR

1.0 N JCT US 2, Snohomish, WA

Built 1968 ADT: 11,309

I-5

Unknown

Over: SNOHOMISH R GN RY

1.0 N JCT US 2, Snohomish, WA

Built 1968 ADT: 11,309

SR 527

Unknown

Over: I-405

1.7 N KING CO, Snohomish, WA

Built 1968 ADT: 91,468

I-5

Unknown

Over: SR 529 NB, RAMP

JCT I-5, Snohomish, WA

Built 1968 ADT: 8,045

I-5

Unknown

Over: SR 529 NB, RAMP

JCT I-5, Snohomish, WA

Built 1968 ADT: 8,180

I-5

Unknown

Over: SR529,RR,EBEY SL,60TH PL

6.9 N JCT SR 529 SPUR, Snohomish, WA

Built 1969 ADT: 8,045

S-E RAMP

Unknown

Over: SR 526 MAINLINE

2.2 E JCT SR 525, Snohomish, WA

Built 1969 ADT: 39,802

PED BEVERLY LANE

Unknown

Over: SR 526

3.5 E JCT SR 525, Snohomish, WA

Built 1969 ADT: 58,767

EVERGREEN WAY

Unknown

Over: SR 526

3.5 E JCT SR 525, Snohomish, WA

Built 1969 ADT: 58,767

200TH ST NE

Unknown

Over: I-5

1.7 N JCT SR 531, Snohomish, WA

Built 1970 ADT: 91,766

STIMSON RD

Unknown

Over: I-5

4.6 N JCT SR 528, Snohomish, WA

Built 1970 ADT: 109,515

N-W RAMP P1 18853

Unknown

Over: I-5, SR 527, BROADWAY AV

5.4 N JCT SR 525, Snohomish, WA

Built 1970 ADT: 34,151

BROADWAY AVE

Unknown

Over: I-5 TO SR 526 RAMP

2.8 N JCT SR 96, Snohomish, WA

Built 1970 ADT: 19,797

BROADWAY

Unknown

Over: SR 526 E-S RAMP

JCT I-5 & SR 527, Snohomish, WA

Built 1970 ADT: 14,690

I-5

Unknown

Over: SR 528 4TH ST

JCT I-5, Snohomish, WA

Built 1971 ADT: 25,693

SR 522

Unknown

Over: US 2 & BN RR

8.3 E JCT SR 9, Snohomish, WA

Built 1971 ADT: 28,656

I-5

Unknown

Over: SR 532 / 268TH ST NE

7.2 E SNOHOMISH CO, Snohomish, WA

Built 1971 ADT: 12,622

TULALIP RR

Unknown

Over: I-5

3.2 N JCT SR 528, Snohomish, WA

Built 1971 ADT: 98,781

5TH AVE

Unknown

Over: SR 104 WB

1.0 E JCT SR 524, Snohomish, WA

Built 1971 ADT: 5,358

236TH ST NE

Unknown

Over: I-5

1.6 N JCT SR 530, Snohomish, WA

Built 1975 ADT: 79,965

SR 99

Unknown

Over: SR 104

3.3 E JCT SR 524, Snohomish, WA

Built 1975 ADT: 22,067

SR 9

Unknown

Over: US 2

2.6 E JCT SR 204, Snohomish, WA

Built 1979 ADT: 17,044

Showing 951-1,000 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.