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
SR 20
FairOver: HARNEY CHANNEL
ON ORCAS ISLAND, San Juan, WA
Built 1979 Load: 19.0 t ADT: 2,150
SR 20
FairOver: SHIP HBR/GUEMES CHANNEL
7.8N ON SR20 SPUR, Skagit, WA
Built 1959 Load: 19.0 t ADT: 3,227
SR 104
FairOver: PUGET SOUND @ EDMONDS
0.1 W JCT SR 524, Snohomish, WA
Built 1953 Load: 19.0 t ADT: 5,870
US 2
FairOver: WALLACE RIVER
11.6 E JCT SR 203, Snohomish, WA
Built 1940 Load: 19.0 t ADT: 13,494
INDEX-GALENA RD
FairOver: TROUT CREEK
6.1 NE JCT SR 2, Snohomish, WA
Built 1966 Load: 19.0 t ADT: 128
MOUNTAIN LOOP HWY.
FairOver: SCHWEITZER CREEK
15.8 E JCT SR 92, Snohomish, WA
Built 1952 Load: 19.0 t ADT: 1,666
WEST BRANCH ROAD
FairOver: WB LITTLE SPOKANE RIVER
1.0 MI W OF HWY 2, Spokane, WA
Built 1915 Load: 19.0 t ADT: 98
NORTH ROAD
FairOver: DRAGOON CREEK
0.40 MI E OF HWY 395, Spokane, WA
Built 1935 Load: 19.0 t ADT: 152
SR 278
FairOver: NORTH FORK ROCK CREEK
2.7 E JCT SR 27, Spokane, WA
Built 1956 Load: 19.0 t ADT: 3,143
OLD SR-195
FairOver: SPRING VALLEY CREEK
100 FT N OF BABB ROAD, Spokane, WA
Built 1930 Load: 19.0 t ADT: 506
US 395
FairOver: COLUMBIA R KETTLE FALLS
2.5 N JCT SR 25, Stevens, WA
Built 1941 Load: 19.0 t ADT: 4,883
MAIN ST
FairOver: MILL CREEK
MAIN AND MILL CR, Walla Walla, WA
Built 1902 Load: 19.0 t ADT: 4,412
CLINTON ST
FairOver: MILL CREEK
CLINTON AND MILL CR, Walla Walla, WA
Built 1922 Load: 19.0 t ADT: 3,390
VALLEY VIEW RD
FairOver: CALIFORNIA CR
00.1 N. ARNIE RD., Whatcom, WA
Built 1949 Load: 19.0 t ADT: 365
LENHART RD
FairOver: SAAR CREEK
00.2 N OF ROCK RD, Whatcom, WA
Built 1953 Load: 19.0 t ADT: 8
BYLSMA RD
FairOver: DRAINAGE DITCH
00.7 N E. WISER LK., Whatcom, WA
Built 1951 Load: 19.0 t ADT: 72
HAY-LACROSSE/7000
FairOver: MUD FLAT CREEK
5.30 MI S SR 26, Whitman, WA
Built 1920 Load: 19.0 t ADT: 65
MILLER HM PLC/3920
FairOver: NEGRO CREEK
0.55 MI S BELSBY, Whitman, WA
Built 1913 Load: 19.0 t ADT: 5
PANDORA/0010
FairOver: CABBAGE CREEK
4.98 MI E SR 195, Whitman, WA
Built 1969 Load: 19.0 t ADT: 106
SIMMONS/1590
FairOver: BRANCH SILVER CREEK
0.03 MI S WALTERS, Whitman, WA
Built 1921 Load: 19.0 t ADT: 2
GARFLD-FRMGTN/1300
FairOver: SILVER CREEK
5.39 MI S FARMINGTON, Whitman, WA
Built 1974 Load: 19.0 t ADT: 201
REYNOLDS RD
FairOver: EL68 WASTEWAY CANAL
00.97 MI N HERMAN, Adams, WA
Built 1952 Load: 19.1 t ADT: 200
RAINY CREEK
FairOver: LITTLE WENATCHEE RIVER
ALT. RT. TO STAMPEDE PASS, Chelan, WA
Built 1949 Load: 19.1 t ADT: 50
SR 112
FairOver: HOKO RIVER
11.8 E MAKAH RES, Clallam, WA
Built 1950 Load: 19.1 t ADT: 1,012
LOWER HOGEYE ROAD
FairOver: TOUCHET RIVER
0.1 W W.W.CO. LINE, Columbia, WA
Built 1969 Load: 19.1 t ADT: 225
FRONT STREET
FairOver: PATIT CREEK
0.1 N JCT US 12, Columbia, WA
Built 1915 Load: 19.1 t ADT: 225
SR 21
FairOver: DRY COULLEE
2.7 N JCT SR 260, Franklin, WA
Built 1963 Load: 19.1 t ADT: 161
COUNTY ROAD
FairOver: POTHOLES EAST CANAL
0.14 S KLAMATH 686, Franklin, WA
Built 1957 Load: 19.1 t ADT: 137
KIRBY-MAYVIEW
FairOver: SO DEADMAN CREEK
4.0 N JCT SR 12, Garfield, WA
Built 1957 Load: 19.1 t ADT: 234
8TH STREET
FairOver: PATAHA CREEK
0.1 S US 12 ON 8TH, Garfield, WA
Built 1955 Load: 19.1 t ADT: 75
US 12
FairOver: CLOQUALLUM CREEK
0.1 E JCT SR 8, Grays Harbor, WA
Built 1937 Load: 19.1 t ADT: 7,482
196TH AVE NE
FairOver: EVANS CREEK
0.5 MI N OF SR-202, King, WA
Built 1913 Load: 19.1 t ADT: 397
MT. VIEW RD NE
FairOver: CHERRY CREEK
3.4 MI E OF SR 203, King, WA
Built 1951 Load: 19.1 t ADT: 1,877
MCGILVRA BLVD E
FairOver: RAVINE
1000 McGILVRA BLVD E, King, WA
Built 1967 Load: 19.1 t ADT: 1,200
148TH AVE NE
FairOver: HILLSIDE SLOPE
0.1 MI N OF JCT SR-908, King, WA
Built 1991 Load: 19.1 t ADT: 18,000
EAST ROAD
FairOver: PINE CREEK
7.63 N JCT SR 14, Klickitat, WA
Built 1972 Load: 19.1 t ADT: 87
BICKLETON HWY
FairOver: PINE CREEK
1.0 SW BICKLETON, Klickitat, WA
Built 1978 Load: 19.1 t ADT: 186
NO DATA ENTERED
FairOver: IRON CREEK
10 MILES SOUTH OF JUNCTIO, Lewis, WA
Built 1976 Load: 19.1 t ADT: 98
IRR BIA RTE 74
FairOver: LITTLE NESPELEM RIVER
4.8 KM E OF COLVILLE AGCY, Okanogan, WA
Built 1994 Load: 19.1 t ADT: 20
IRR BIA RTE 74
FairOver: LITTLE NESPELEM RIVER
8.1 KM E OF COLVILLE AGCY, Okanogan, WA
Built 1994 Load: 19.1 t ADT: 10
ROAD
FairOver: WHITE RIVER
0.5 MI S OF HY 410/73 JCT, Pierce, WA
Built 1956 Load: 19.1 t ADT: 55
CHAMBERS LAKE ROAD
FairOver: MUCK CREEK
GRID COORD ET355067, Pierce, WA
Built 1950 Load: 19.1 t ADT: 200
RD. NO. 25
FairOver: STRAIGHT CREEK
M.P. 3.17 RD. NO. 25, Snohomish, WA
Built 1963 Load: 19.1 t ADT: 24
Woodway Park Road
FairOver: DEER CRK-DEER PRK RESERV
1.0 S SR 104, Snohomish, WA
Built 1929 Load: 19.1 t ADT: 1,950
SAXON RD
FairOver: SOUTH FORK NOOKSACK
2.0 E SR 9, Whatcom, WA
Built 1998 Load: 19.1 t ADT: 256
SELBU CHURCH/7075
FairOver: MUD FLAT CREEK
0.67 MI NE HAY-LACROSSE, Whitman, WA
Built 1979 Load: 19.1 t ADT: 47
ENDICTT-ST JN/4230
FairOver: LITTLE VALLEY CREEK
5.92 MI S SR 23, Whitman, WA
Built 1959 Load: 19.1 t ADT: 238
RAVEN ROOST ROAD
FairOver: CROW CREEK
NEAR CROW CREEK CAMP, Yakima, WA
Built 1954 Load: 19.1 t ADT: 50
YAKIMA VALLEY HWY
FairOver: S.V.I.D. CANAL
00.51 W OF CO.LINE, Yakima, WA
Built 1930 Load: 19.1 t ADT: 9,199
COOK ROAD
FairOver: DRY WASH
01.20 W OF STONE RD, Yakima, WA
Built 1956 Load: 19.1 t ADT: 336
Showing 2,001-2,050 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 |