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
ORVILLE RD E
FairOver: TACOMA EASTERN RAILROAD
4.0 E JCT SR 161, Pierce, WA
Built 1954 Load: 20.9 t ADT: 2,025
EAST LINCOLN AVE
FairOver: PUYALLUP RIVER
0.7 N JCT I-5, Pierce, WA
Built 1929 Load: 20.9 t ADT: 6,100
SR 20
FairOver: SHIP HBR/GUEMES CHANNEL
7.8N ON SR20 SPUR, Skagit, WA
Built 1959 Load: 20.9 t ADT: 3,227
ILLABOT
FairOver: OTTER CREEK
NO DATA ENTERED, Skagit, WA
Built 1987 Load: 20.9 t ADT: 20
ROAD
FairOver: SWEDE CREEK
NO DATA ENTERED, Skagit, WA
Built 1982 Load: 20.9 t ADT: 22
SR 14
FairOver: DUNCAN CR
11.1 E CLARK CO, Skamania, WA
Built 1926 Load: 20.9 t ADT: 4,632
NO DATA ENTERED
FairOver: EAST FORK CANYON CREEK
24 MILES SOUTH-EAST OF JC, Skamania, WA
Built 1952 Load: 20.9 t ADT: 179
US 2
FairOver: SULTAN RIVER
7.1 E JCT SR 203, Snohomish, WA
Built 1940 Load: 20.9 t ADT: 22,460
AIRPORT RD
FairOver: AIRFORCE RD
0.79 S JCT SR 526, Snohomish, WA
Built 1967 Load: 20.9 t ADT: 21,004
ROAD
FairOver: PARK CREEK
NO DATA ENTERED, Whatcom, WA
Built 1955 Load: 20.9 t ADT: 35
GOOSEBERRY SPUR
FairOver: HALE PASSAGE
2. SW OF CAGEY RD., Whatcom, WA
Built 1950 Load: 20.9 t ADT: 1,300
TEN MILE RD
FairOver: TEN MILE CR TRIB
00.2 E GUIDE MERIDI, Whatcom, WA
Built 1900 Load: 20.9 t ADT: 841
ELBERTON/2400
FairOver: NORTH FORK PALOUSE RIVER
2.73 MI E DRY CREEK, Whitman, WA
Built 1969 Load: 20.9 t ADT: 82
I-90
FairOver: N PAHA PACKARD RD
8.4 E JCT SR 21, Adams, WA
Built 1972 Load: 21.1 t ADT: 5,765
BENCH RD
FairOver: POTHOLES EAST CANAL
00.66 MI W SR24, Adams, WA
Built 1978 Load: 21.1 t ADT: 3,255
MOODY RD
FairOver: ROCKY COULEE
00.19 MI N GRIFFITH, Adams, WA
Built 1967 Load: 21.1 t ADT: 112
WAHL RD
FairOver: DRY WASH
01.44 N FRANKLIN CO, Adams, WA
Built 1950 Load: 21.1 t ADT: 2
NO DATA ENTERED
FairOver: EAST FORK LEWIS RIVER
7 1/2 MILES EAST OF E. FK, Clark, WA
Built 1957 Load: 21.1 t ADT: 50
WHISKY CREEK ROAD
FairOver: WHISKY CREEK
2.9 S JCT 9106, Columbia, WA
Built 1973 Load: 21.1 t ADT: 50
20TH AVE.
FairOver: LAKE SACAJAWEA
JCT 20th AVE. & LAKE SACA, Cowlitz, WA
Built 1940 Load: 21.1 t ADT: 3,133
FAIRGROUNDS RD
FairOver: PATAHA CREEK
.1 S JCT SR 12, Garfield, WA
Built 1959 Load: 21.1 t ADT: 800
ROAD
FairOver: EAGLE CREEK
5.1 MI N OF 6510/6514 JCT, King, WA
Built 2000 Load: 21.1 t ADT: 5
244TH AVE SE
FairOver: NEWAUKUM CREEK
0.2 MI N OF SR-164, King, WA
Built 1928 Load: 21.1 t ADT: 4,723
SE 256TH ST
FairOver: SOOS CREEK
SE 256TH ST @ 148 AVE SE, King, WA
Built 1927 Load: 21.1 t ADT: 8,000
KENT-BLK DIAM RD
FairOver: BIG SOOS CREEK
1.2 MI S OF SR-18, King, WA
Built 1931 Load: 21.1 t ADT: 7,293
NE 45TH ST
FairOver: 25TH AVE NE
NE 45th St & 25th Ave NE, King, WA
Built 1938 Load: 21.1 t ADT: 18,000
NW TAYLOR ROAD
FairOver: CHICO CREEK
0.29W NORTHLAKE WAY NW, Kitsap, WA
Built 2002 Load: 21.1 t ADT: 277
OLD HIGHWAY 10
FairOver: CURRIER CREEK
00.72 E FAUST ROAD, Kittitas, WA
Built 1930 Load: 21.1 t ADT: 2,216
SR 14
FairOver: KLICKITAT RIVER
9.4 E JCT SR 141, Klickitat, WA
Built 1933 Load: 21.1 t ADT: 4,603
ODESSA CITY STREET
FairOver: CRAB CREEK
0.05 S SR 28, Lincoln, WA
Built 1979 Load: 21.1 t ADT: 275
FAS ROUTE V242
FairOver: SINLAHEKIN CREEK
2.3 MI.N.LOOMIS, Okanogan, WA
Built 1966 Load: 21.1 t ADT: 114
SO SKAGIT HWY.
FairOver: DAY CREEK
9.0 E JCT SR 9, Skagit, WA
Built 1961 Load: 21.1 t ADT: 825
TAUSICK WAY
FairOver: MILL CREEK
00.43N GARRISON ST, Walla Walla, WA
Built 1968 Load: 21.1 t ADT: 6,539
GOOSEBERRY SPUR
FairOver: HALE PASSAGE
2.03 SE PT MIGLEY, Whatcom, WA
Built 1978 Load: 21.1 t ADT: 1,300
GOOSEBERRY SPUR
FairOver: HALE PASSAGE
2.03 SE PT MIGLEY, Whatcom, WA
Built 1978 Load: 21.1 t ADT: 1,300
MOSQUITO LK RD
FairOver: NORTH FORK
00.2 W N. FORK RD., Whatcom, WA
Built 1930 Load: 21.1 t ADT: 800
PINECTY-MALDN/3000
FairOver: PINE CREEK
9.35 MI NE SR 23, Whitman, WA
Built 1974 Load: 21.1 t ADT: 520
OLD NACHES RD
FairOver: NACHES-SELAH CANAL
00.13 NE OF SR 410, Yakima, WA
Built 1957 Load: 21.1 t ADT: 170
NO DATA ENTERED
FairOver: HARVEY CREEK
NO DATA ENTERED, Pend Oreille, WA
Built 1962 Load: 21.2 t ADT: 20
US 395
FairOver: NP UPRR & COLUMBIA CANAL
4.9 N JCT I-82, Benton, WA
Built 1956 Load: 21.4 t ADT: 24,266
PIONEER AVENUE
FairOver: MISSION CREEK
0.1 MI W DIVISION, Chelan, WA
Built 1936 Load: 21.4 t ADT: 3,900
SE EVERGREEN WAY
FairOver: GIBBONS CREEK
1.9 E JCT SR 140, Clark, WA
Built 1940 Load: 21.4 t ADT: 1,637
COYAN RD.
FairOver: POTHOLES EAST CANAL
1.15 E JCT SR 17, Franklin, WA
Built 1957 Load: 21.4 t ADT: 226
SR 109
FairOver: GILLIS SL
10.1 N JCT US 101, Grays Harbor, WA
Built 1955 Load: 21.4 t ADT: 6,351
SOUTH BANK ROAD
FairOver: CHEHALIS R OVERFLOW
0.6 S JCT SR 12, Grays Harbor, WA
Built 1965 Load: 21.4 t ADT: 1,250
DEVONSHIRE RD
FairOver: WYNOOCHEE RIVER
0.6 S JCT SR12, Grays Harbor, WA
Built 1969 Load: 21.4 t ADT: 861
I-90
FairOver: E FK ISSAQUAH CREEK
2.2 E JCT SR 900, King, WA
Built 1976 Load: 21.4 t ADT: 29,843
UPPER PRESTON RD
FairOver: LAKE CREEK
1.8 MI SE OF I-90, King, WA
Built 1950 Load: 21.4 t ADT: 1,112
CUMBERLND-KANASKAT
FairOver: BNSF RR
@ KANASKET KANGLEY RD, King, WA
Built 1959 Load: 21.4 t ADT: 5,000
OLD CASCADE HWY
FairOver: MALONEY CREEK
0.5 MI S OF SR-2, King, WA
Built 1982 Load: 21.4 t ADT: 450
Showing 2,251-2,300 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 |