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
NO DATA ENTERED
GoodOver: N FK TWENTY-FIVE MILE
NO DATA ENTERED, Chelan, WA
Built 1983 ADT: 20
NO DATA ENTERED
GoodOver: EAST FORK FOSSIL CREEK
NO DATA ENTERED, Cowlitz, WA
Built 1999 ADT: 20
PLEASANT HILL RD
GoodOver: SALMON CREEK
1.5 Miles N of HQ road, Cowlitz, WA
Built 2021 ADT: 525
TOWER ROAD
GoodOver: ROCK CREEK
4.5 MI E OF SR 504 MP 2.0, Cowlitz, WA
Built 2022 ADT: 325
NORTH SHORE ROAD
GoodOver: CREEK
12.7 MI. NE OF JCT. HWY., Jefferson, WA
Built 1972 ADT: 200
NO DATA ENTERED
GoodOver: UPPER S FK GOLD CREEK
NO DATA ENTERED, Okanogan, WA
Built 2009 ADT: 10
E. SIDE CHEWUCH
GoodOver: CHEWUCH RIVER
NO DATA ENTERED, Okanogan, WA
Built 1950 ADT: 24
NO DATA ENTERED
GoodOver: LITTLE BRIDGE CREEK
NO DATA ENTERED, Okanogan, WA
Built 2001 ADT: 10
4415030
GoodOver: LITTLE BRIDGE CREEK
NO DATA ENTERED, Okanogan, WA
Built 2001 ADT: 10
NO DATA ENTERED
GoodOver: BEN CREEK OVER LIBBY CRE
NO DATA ENTERED, Okanogan, WA
Built 2004 ADT: 5
NO DATA ENTERED
GoodOver: LOWER LIBBY CREEK
NO DATA ENTERED, Okanogan, WA
Built 2004 ADT: 50
NO DATA ENTERED
GoodOver: RAINY CREEK
NO DATA ENTERED, Okanogan, WA
Built 2006 ADT: 30
FSR 5400700
GoodOver: SLATE CREEK
NO DATA ENTERED, Okanogan, WA
Built 2009 ADT: 5
NO DATA ENTERED
GoodOver: REYNOLDS CREEK
NO DATA ENTERED, Okanogan, WA
Built 2008 ADT: 35
NO DATA ENTERED
GoodOver: MIDDLE FORK TOATS COULEE
NO DATA ENTERED, Okanogan, WA
Built 2011 ADT: 75
SR 162
GoodOver: SPIKETON CREEK
17.2 E JCT SR 410, Pierce, WA
Built 2019 ADT: 6,947
NO DATA ENTERED
GoodOver: SOUTH FORK MILL CREEK
NO DATA ENTERED, Stevens, WA
Built 2021 ADT: 20
WASHOUGAL RIVER RD
GoodOver: W. FORK WASHOUGAL RIVER
MP 10.64 Washougal Rvr Rd, Skamania, WA
Built 1957 Load: 0.3 t ADT: 1,231
KONNOWAC PASS RD
GoodOver: SVID CANAL
0.25 MI S OF E PARKER HTS, Yakima, WA
Built 2003 Load: 5.5 t ADT: 2,465
ASHUE RD.
GoodOver: MARION DRAIN
00.01 N MARIONDRAIN, Yakima, WA
Built 1990 Load: 5.8 t ADT: 65
LAT C RD.
GoodOver: IRRIGATION CANAL
00.50 S FORT ROAD, Yakima, WA
Built 1993 Load: 6.2 t ADT: 240
33RD ST.,N.
GoodOver: ROZA CANAL
00.16 NO BUTTERFLD, Yakima, WA
Built 1979 Load: 7.5 t ADT: 25
Martin Rd
GoodOver: Lateral Canal
Martin Rd @ H-NW, Grant, WA
Built 2015 Load: 7.8 t ADT: 443
WILSON CREEK ROAD
GoodOver: HILINE CANAL
00.09 N BAR 14 ROAD, Kittitas, WA
Built 1993 Load: 7.8 t ADT: 952
U PEOH POINT ROAD
GoodOver: HILINE CANAL
00.04 W CASASSA RD, Kittitas, WA
Built 1991 Load: 7.8 t ADT: 701
SKAMANIA MINES RD
GoodOver: WEST FORK WASHOUGAL RIVE
1.33 N JCT SKYE RD, Skamania, WA
Built 1977 Load: 7.8 t ADT: 111
MARSH ROAD
GoodOver: LATAH CREEK
0.1 MI S LATAH, Spokane, WA
Built 1988 Load: 7.8 t ADT: 16
LAT C RD.
GoodOver: MARION DRAIN
0.01 N MARION DRN, Yakima, WA
Built 1990 Load: 7.8 t ADT: 172
OKLAHOMA ROAD
GoodOver: LITTLE WHITE SALMON RVR.
7.43 N WILLARD, Skamania, WA
Built 1973 Load: 8.1 t ADT: 33
HOLADAY ROAD
GoodOver: SULPHER CREEK WASTEWAY
00.02 E MIDVALE RD, Yakima, WA
Built 1978 Load: 8.4 t ADT: 31
MCGEE ROAD
GoodOver: SULPHER CREEK WASTEWAY
00.01 E OF MIDVALE, Yakima, WA
Built 1980 Load: 8.4 t ADT: 66
GRANGER RD.,N.
GoodOver: SVID CANAL
0.01 N DIVISION RD, Yakima, WA
Built 1974 Load: 8.4 t ADT: 255
COUNTY ROAD
GoodOver: POTHOLES EAST CANAL
0.04 N JCT 516, Franklin, WA
Built 1954 Load: 8.7 t ADT: 1,760
N.W. JUNIPER ST.
GoodOver: ISSAQUAH CREEK
0.3 W OF FRONT ST. N., King, WA
Built 2005 Load: 8.7 t ADT: 2,800
SHAKER CHURCH ROAD
GoodOver: TOPPENISH CREEK
00.67 S FORT ROAD, Yakima, WA
Built 1977 Load: 8.7 t ADT: 90
SCOON ROAD
GoodOver: ROZA CANAL
00.01 S WILLIAMSON, Yakima, WA
Built 1974 Load: 8.7 t ADT: 740
MARION DRAIN
GoodOver: TOPPENISH CREEK
00.61 E OF POM POM, Yakima, WA
Built 1983 Load: 9.1 t ADT: 95
MAPLE GROVE ROAD
GoodOver: ROZA CANAL
00.14 S CHAFFEE RD, Yakima, WA
Built 1976 Load: 9.1 t ADT: 220
Farm Access
GoodOver: West Canal W27 Lateral
West Canal W27 Lateral St, Grant, WA
Built 1998 Load: 9.3 t ADT: 5
CHATCOLET ROAD
GoodOver: ROSE CREEK
0.1 MI N STARR RD, Spokane, WA
Built 1988 Load: 9.4 t ADT: 48
ROBERTS ROAD
GoodOver: LATAH CREEK
0.1 MILE W. SR 27, Spokane, WA
Built 1992 Load: 9.4 t ADT: 41
HEMLOCK ROAD
GoodOver: WIND RIVER
MP 0.05 Hemlock Road, Skamania, WA
Built 1955 Load: 9.7 t ADT: 729
BEAM ROAD
GoodOver: SVID CANAL
00.12 N GURLEY ROAD, Yakima, WA
Built 1969 Load: 9.7 t ADT: 703
LOMBARD LOOP
GoodOver: SVID CANAL
00.11 W OF CLARK RD, Yakima, WA
Built 1964 Load: 9.7 t ADT: 896
COUNTY ARTERIAL
GoodOver: POTHOLES EAST CANAL
1.35E JCT R 901, Franklin, WA
Built 1956 Load: 10.0 t ADT: 315
WAREHOUSE LANE
GoodOver: E L 85 W W
0.29 S JCT SR 260, Franklin, WA
Built 1958 Load: 10.0 t ADT: 141
GREEN VALLEY ROAD
GoodOver: SULPHER CREEK WASTEWAY
00.12 E MIDVALE RD, Yakima, WA
Built 1972 Load: 10.0 t ADT: 954
INDIAN CHURCH RD.
GoodOver: SLOUGH
00.07 N SR 223, Yakima, WA
Built 1954 Load: 10.0 t ADT: 40
TARPISCAN RD 19550
GoodOver: COLOCKUM CREEK
14.34S/W WENATCHEE, Chelan, WA
Built 1976 Load: 10.4 t ADT: 161
NEWPORT WAY S.W.
GoodOver: ISSAQUAH CREEK
0.1 MI W OF FRONT ST S, King, WA
Built 2000 Load: 10.4 t ADT: 18,300
Showing 4,651-4,700 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 |