Total Bridges
8,808
Public highway bridges in Washington
State profile · Below national median SD
Washington bridge safety
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Washington — drawn straight from the FHWA National Bridge Inventory.
- 8,808
- Public bridges
- 42.4%
- Good condition
- 4.8%
- Poor condition
- 4.8%
- Structurally deficient
Good Condition
42.4%
3,734 bridges rated 7-9
-7.6pp vs 50% benchmark
Poor Condition
4.8%
424 bridges rated 0-4
Structurally Deficient
4.8%
424 bridges flagged for repair priority
-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 — Structurally deficient share 16.0%
National avg
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
Condition Distribution
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 on the structurally deficient leaderboard (lower share = better)
States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Washington on the same metric.
06
California
4.60% top marginal rate
05
Arkansas
4.71% top marginal rate
53
Washington
4.81% top marginal rate
18
Indiana
4.94% top marginal rate
20
Kansas
5.25% top marginal rate
Bridges Needing Most Attention in Washington
Six lowest-condition bridges in Washington, ranked by composite NBI rating. Each is inspected at least every 24 months.
SILVER CK RD 00670
Structurally DeficientOver: NINE MILE CREEK
19.05 E SR 21, Ferry, WA
Built 1958 Load: 2.7 t ADT: 47
4TH ST
PoorOver: MILL CREEK
4TH AND MILL CR, Walla Walla, WA
Built 1908 Load: 2.7 t ADT: 2,624
NO DATA ENTERED
Structurally DeficientOver: WEST BRANCH LECLERC CREE
NO DATA ENTERED, Pend Oreille, WA
Built 1954 Load: 3.5 t ADT: 5
STEVENS RD. -IRRIG
PoorOver: DRAIN
00.26 NO CHAMBERS, Yakima, WA
Built 1965 Load: 3.6 t ADT: 68
PEARL HILL RD
PoorOver: JORDAN CREEK
1.44 E JCT HILAND ORCH RD, Douglas, WA
Built 1953 Load: 4.2 t ADT: 72
FARM ACCESS
PoorOver: ROZA ID WASTEWAY NO 3
NR PARKER HEIGHTS, WA, Yakima, WA
Built 1955 Load: 4.4 t ADT: 10
All Bridges in Washington
BUNKER CREEK RD
FairOver: DEEP CR.
6.5 W CHEHALIS, Lewis, WA
Built 1983 Load: 29.0 t ADT: 676
SILVERBROOK ROAD
FairOver: SURREY CREEK
2.5 E RANDLE, Lewis, WA
Built 1975 Load: 29.0 t ADT: 95
TUCKER RD.
FairOver: LACAMAS CR.
0.01 S SR 12, Lewis, WA
Built 1974 Load: 29.0 t ADT: 1,205
TAUSCHER ROAD
FairOver: N FK NEWAUKUM RIVER
2.0 E FOREST, Lewis, WA
Built 1991 Load: 29.0 t ADT: 270
KRUGER ROAD
FairOver: MID FK NEWAUKUM RIVER
2.0 N ONALASKA, Lewis, WA
Built 1950 Load: 29.0 t ADT: 248
COUGHLIN ROAD
FairOver: S FK NEWAUKUM RIVER
1.0 E ONALASKA, Lewis, WA
Built 1922 Load: 29.0 t ADT: 27
TEMPLE ROAD
FairOver: DAVIS CREEK
1.0 SE MORTON, Lewis, WA
Built 1990 Load: 29.0 t ADT: 53
FARM TO MARKET RD.
FairOver: JOE LEARY SL
5.0 N JCT SR 20, Skagit, WA
Built 1950 Load: 29.0 t ADT: 981
CAPE HORN ROAD
FairOver: ALDER CREEK
0.75 E JCT SR 20, Skagit, WA
Built 1972 Load: 29.0 t ADT: 227
OLD PIPELINE RD
FairOver: WOODS CREEK
5.5 NW JCT SR 2, Snohomish, WA
Built 1960 Load: 29.0 t ADT: 529
CRESWELL RD
FairOver: W. Fork Woods Cr.
7.9 E JCT SR 9, Snohomish, WA
Built 1964 Load: 29.0 t ADT: 828
58TH AVE S.E.
FairOver: BEAR CREEK
0.2 N KING CO LINE, Snohomish, WA
Built 1969 Load: 29.0 t ADT: 1,146
ELLIOTT RD
FairOver: CATTLE PASS
3.2 SE JCT SR 9, Snohomish, WA
Built 1970 Load: 29.0 t ADT: 4,155
VAN RY BLVD
FairOver: MCALEER CREEK
0.2 NW 244TH ST SW, Snohomish, WA
Built 1990 Load: 29.0 t ADT: 1,000
I 90 EBL
FairOver: SPOKANE RIVER
AT IDAHO WASH.STATE LINE, Spokane, WA
Built 1976 Load: 29.0 t ADT: 30,500
I 90 WBL
FairOver: SPOKANE RIVER
AT IDAHO WASH.STATE LINE, Spokane, WA
Built 1976 Load: 29.0 t ADT: 30,500
ELDER ROAD
FairOver: UP RR TRACKS
0.2 NE SSH NO 27, Spokane, WA
Built 1961 Load: 29.0 t ADT: 2,089
SR 4
FairOver: TERRAIN, FLOOD PLAIN
14.6 E JCT SR 401, Wahkiakum, WA
Built 1938 Load: 29.0 t ADT: 1,124
SR 4
FairOver: CNTRY RD, KLINTS SLOUGH
14.7 E JCT SR 401, Wahkiakum, WA
Built 1938 Load: 29.0 t ADT: 1,124
SR 4
FairOver: KLINTS SLOUGH
14.8 E JCT SR 401, Wahkiakum, WA
Built 1938 Load: 29.0 t ADT: 1,124
SR 409
FairOver: BIRNIE SLOUGH
1.8 N FERRY DOCK, Wahkiakum, WA
Built 1947 Load: 29.0 t ADT: 884
DEMING RD
FairOver: SMITH CREEK OVERFLOW
01.0 SE MT BAKER HY, Whatcom, WA
Built 1946 Load: 29.0 t ADT: 1,112
STALEY/9030
FairOver: STALEY CREEK
1.07 MI SW JOHNSON, Whitman, WA
Built 1922 Load: 29.0 t ADT: 51
APP UTWN EAST/9410
FairOver: UNION FLAT CREEK
0.54 MI E SR 195, Whitman, WA
Built 2001 Load: 29.0 t ADT: 5
SR 22
FairOver: YAKIMA R
0.4 E JCT I-82, Yakima, WA
Built 1935 Load: 29.0 t ADT: 9,070
US 12
FairOver: NACHES RIVER
13.2 E JCT SR 410, Yakima, WA
Built 1966 Load: 29.0 t ADT: 9,227
ROAD
FairOver: ICICLE CREEK
NO DATA ENTERED, Chelan, WA
Built 1966 Load: 29.1 t ADT: 300
IRR BIA RTE 2
FairOver: TRIB RAILROAD CREEK
11KM NE OF MO CLIPS, Grays Harbor, WA
Built 2018 Load: 29.1 t ADT: 100
NO DATA ENTERED
FairOver: RING CREEK
NO DATA ENTERED, Grays Harbor, WA
Built 1971 Load: 29.1 t ADT: 50
NO DATA ENTERED
FairOver: NORTH FORK CISPUS RIVER
12 MILES SE OF RANDLE (MP, Lewis, WA
Built 1951 Load: 29.1 t ADT: 372
NO DATA ENTERED
FairOver: N FK SKOKOMISH RIVER
NO DATA ENTERED, Mason, WA
Built 1929 Load: 29.1 t ADT: 50
ROAD
FairOver: 28 MILE CREEK
4.5 MI E OF HY 410/70 JCT, Pierce, WA
Built 1963 Load: 29.1 t ADT: 278
ROAD
FairOver: CARBON RIVER
.1 MI N OF 78 / 7810 JCT., Pierce, WA
Built 2001 Load: 29.1 t ADT: 95
RD. NO. 26
FairOver: TENAS CREEK
M.P. 0.0 RD. NO. 26, Skagit, WA
Built 1963 Load: 29.1 t ADT: 79
ROAD
FairOver: RAPID RIVER
1.2 MI NE OF 65/6530 JCT, Snohomish, WA
Built 1966 Load: 29.1 t ADT: 8
NO DATA ENTERED
FairOver: SHEEP CREEK
NO DATA ENTERED, Stevens, WA
Built 1952 Load: 29.1 t ADT: 5
ROAD
FairOver: GLACIER CREEK
MP 2.9 RD #39, Whatcom, WA
Built 1966 Load: 29.1 t ADT: 64
ROAD
FairOver: CLEARWATER CREEK
NO DATA ENTERED, Whatcom, WA
Built 1968 Load: 29.1 t ADT: 50
PROVIDENCE RD
FairOver: DRY WASH
00.59 MI E JOHNSON, Adams, WA
Built 1900 Load: 29.2 t ADT: 10
FRENCH CORRAL
FairOver: MAD RIVER
NO DATA ENTERED, Chelan, WA
Built 1957 Load: 29.2 t ADT: 100
LITTLE WENATCHE RD
FairOver: WHITE RIVER
01.26W END OF SR207, Chelan, WA
Built 1962 Load: 29.2 t ADT: 241
SE 66TH ST
FairOver: NORTH FORK ISSAQUAH CRK
0.2 MI N OF I-90, King, WA
Built 1973 Load: 29.2 t ADT: 2,350
UPPER PRESTON RD
FairOver: RAGING RIVER
0.2 MI N OF I-90, King, WA
Built 1974 Load: 29.2 t ADT: 1,138
US 12
FairOver: LAKE CREEK
10.0 E JCT SR 122, Lewis, WA
Built 1966 Load: 29.2 t ADT: 4,729
SPINNING ROAD
FairOver: CRAB CREEK
1.98 E SR 28, Lincoln, WA
Built 1916 Load: 29.2 t ADT: 103
US 101
FairOver: BEAR RIVER
5.2 N JCT SR 103, Pacific, WA
Built 1956 Load: 29.2 t ADT: 1,852
I-5
FairOver: DRAINAGE DITCH
2.4 N JCT SR 11, Skagit, WA
Built 1964 Load: 29.2 t ADT: 26,524
I-5
FairOver: DRAINAGE DITCH
2.4 N JCT SR 11, Skagit, WA
Built 1964 Load: 29.2 t ADT: 26,524
BAY VIEW-EDISON RD
FairOver: STATE PARK ROAD
3.5 N JCT SR 20, Skagit, WA
Built 1969 Load: 29.2 t ADT: 751
TRUAX ROAD
FairOver: SOUTH FORK ROCK CREEK
0.6 W STARR ROAD, Spokane, WA
Built 1964 Load: 29.2 t ADT: 343
Showing 3,301-3,350 of 8,808 bridges
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.
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). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.
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.
| Publisher | Kiznis Studio |
| Sources | FHWA National Bridge Inventory, public U.S. government datasets |