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
SMART RD
GoodOver: LIND COULEE
00.71 MI S SR21, Adams, WA
Built 1995 Load: 96.9 t ADT: 21
HILLS RD
GoodOver: INTERMITTENT STREAM
01.92 MI S WELLSANDT RD, Adams, WA
Built 2009 Load: 96.9 t ADT: 96
SR 129
GoodOver: BUFORD CREEK
0.9 N OREGON, Asotin, WA
Built 2019 Load: 96.9 t ADT: 222
SR 240
GoodOver: WETLAND
0.9 E JCT I-182, Benton, WA
Built 2007 Load: 96.9 t ADT: 76,470
MALAGA ALCOA HWY
GoodOver: SQUILCHUCK CREEK
620' FROM S.WENATCHEE AVE, Chelan, WA
Built 1954 Load: 96.9 t ADT: 7,038
US 101
GoodOver: SWANSON CREEK
4.0 N JCT SR 110, Clallam, WA
Built 2016 Load: 96.9 t ADT: 3,890
SR 112
GoodOver: JOE CREEK
10.1 E JCT SR 113, Clallam, WA
Built 2016 Load: 96.9 t ADT: 820
NE Ward Road
GoodOver: NE 172nd Ave
0.1 miled east of 172nd A, Clark, WA
Built 2009 Load: 96.9 t ADT: 10,460
NW Carty Road
GoodOver: Gee Creek
1.13 W of NE 10th Ave, Clark, WA
Built 2016 Load: 96.9 t ADT: 1,097
NE MANLEY ROAD
GoodOver: MANLEY CREEK
NE 249TH ST & NE 254TH ST, Clark, WA
Built 2020 Load: 96.9 t ADT: 1,961
NE 92ND AVE
GoodOver: MANLEY CREEK
NE 244TH ST & NE 249TH ST, Clark, WA
Built 2021 Load: 96.9 t ADT: 600
DELAMETER RD
GoodOver: MONAHAN CREEK
2.74 W SR411 (MP11.33), Cowlitz, WA
Built 2003 Load: 96.9 t ADT: 750
ROSE VALLEY ROAD
GoodOver: TURNER CREEK
3.78 E OLD 99 S (MP 1.06), Cowlitz, WA
Built 2020 Load: 96.9 t ADT: 1,800
HALL CREEK RD
GoodOver: HALL CREEK
13.60 W LYNX CRK RD, Ferry, WA
Built 1999 Load: 96.9 t ADT: 10
HALL CREEK RD
GoodOver: HALL CREEK
15.16 W LYNX CRK RD, Ferry, WA
Built 1999 Load: 96.9 t ADT: 10
MURPHY RD
GoodOver: DEADMAN CREEK
0.27 S DEADMAN CRK RD, Ferry, WA
Built 1999 Load: 96.9 t ADT: 25
Boulder Creek Road
GoodOver: CURLEW CREEK
0.03 Miles East of SR 21, Ferry, WA
Built 2000 Load: 96.9 t ADT: 1,390
EMPIRE CREEK ROAD
GoodOver: CURLEW CREEK
0.14 W SR21, Ferry, WA
Built 1999 Load: 96.9 t ADT: 101
Inchelium Highway
GoodOver: Barnaby Creek
60' S Intersect CR 00010, Ferry, WA
Built 2012 Load: 96.9 t ADT: 762
40 RD NE
GoodOver: DRY CREEK
40 NE .2 W of S NE, Grant, WA
Built 1981 Load: 96.9 t ADT: 67
SAGEBRUSH FLATS RD
GoodOver: DRY WASH
0.1 E of JOHNSON RD, Grant, WA
Built 1993 Load: 96.9 t ADT: 670
SAGEBRUSH FLATS RD
GoodOver: DRY WASH
Sagebrush .1 W of City, Grant, WA
Built 1993 Load: 96.9 t ADT: 734
16 NE
GoodOver: Crab Creek
16 NE 4.0 W of Stratford, Grant, WA
Built 2010 Load: 96.9 t ADT: 157
R NE
GoodOver: Dry Wash
R NE .2 South of 34 NE, Grant, WA
Built 2013 Load: 96.9 t ADT: 262
WENZEL SLOUGH ROAD
GoodOver: VANCE CREEK
0.34 MI. W. OF 9641, Grays Harbor, WA
Built 1964 Load: 96.9 t ADT: 649
WYNOOCHE VALLEY RD
GoodOver: NEIL CREEK
26.0 MILES N. SR12, Grays Harbor, WA
Built 2008 Load: 96.9 t ADT: 215
SOUTH BANK ROAD
GoodOver: DAVIS CREEK
0.4 N GARRARD CREEK RD, Grays Harbor, WA
Built 2011 Load: 96.9 t ADT: 807
BOYER ROAD
GoodOver: UNNAMED CREEK
0.01 MI S JCT 84500, Grays Harbor, WA
Built 2016 Load: 96.9 t ADT: 40
POLSON CAMP ROAD
GoodOver: BIG CREEK
0.7 MI NE JCT US101, Grays Harbor, WA
Built 2016 Load: 96.9 t ADT: 35
JOHNS RIVER ROAD
GoodOver: ATWOOD CREEK
4.3 MI E JCT SR105, Grays Harbor, WA
Built 2016 Load: 96.9 t ADT: 183
BUSH CREEK ROAD
GoodOver: BUSH CREEK
0.89 NE JCT 78150, Grays Harbor, WA
Built 2019 Load: 96.9 t ADT: 396
SMITHERS AVE S
GoodOver: WETLAND
3.0 MI E OF SR 167, King, WA
Built 2017 Load: 96.9 t ADT: 75
Main ST
GoodOver: Stormwater Facility
0.01 W JCT 151 PL, King, WA
Built 2021 Load: 96.9 t ADT: 13,683
SAYBROOK DRIVE
GoodOver: BEAR CREEK
0.1 MI S JCT NE W-DUVALL, King, WA
Built 1992 Load: 96.9 t ADT: 3,000
US 97
GoodOver: CASCADE CANAL
1.8 N JCT SR 10, Kittitas, WA
Built 1900 Load: 96.9 t ADT: 2,686
MANN ROAD 92200
GoodOver: CREEK
2.30 E FAS G221, Lincoln, WA
Built 1900 Load: 96.9 t ADT: 153
HEMMERLING ROAD
GoodOver: CANNAWAI CREEK
2.66 SE FAS A221, Lincoln, WA
Built 1925 Load: 96.9 t ADT: 27
STOLP ROAD 36450
GoodOver: DRAINAGE
1.52 N JCT SR 23, Lincoln, WA
Built 1982 Load: 96.9 t ADT: 65
DETOUR ROAD
GoodOver: CRAB CREEK OVERFLOW
1.76 W JCT SR 231, Lincoln, WA
Built 1992 Load: 96.9 t ADT: 50
LAKEVIEW RANCH RD
GoodOver: PACIFIC LAKE DRAINAGE
5.11 N SR 21, Lincoln, WA
Built 1996 Load: 96.9 t ADT: 25
CARLSON ROAD
GoodOver: DUCK CREEK
4.35 N SR 28, Lincoln, WA
Built 1997 Load: 96.9 t ADT: 21
DUCK LAKE LAMONA
GoodOver: DUCK CREEK
3.98 NW SR 28, Lincoln, WA
Built 1997 Load: 96.9 t ADT: 27
HARRINGTON-TOKIO
GoodOver: DRAINAGE
2.5 S JCT SR 23, Lincoln, WA
Built 1997 Load: 96.9 t ADT: 377
HARRINGTON-TOKIO
GoodOver: DRAINAGE
1.97 S JCT SR 23, Lincoln, WA
Built 1997 Load: 96.9 t ADT: 377
COLEMAN ROAD
GoodOver: COLEMAN CREEK
0.4 W 96190, Lincoln, WA
Built 1984 Load: 96.9 t ADT: 50
WOLLWEBER ROAD
GoodOver: ROCK CREEK
R.04 MI SW FAS L220, Lincoln, WA
Built 1999 Load: 96.9 t ADT: 50
PFEIFER ROAD
GoodOver: GIBSON DRAW DRAINAGE
0.84 N FAS A221, Lincoln, WA
Built 1999 Load: 96.9 t ADT: 31
HAWK CREEK RD 5786
GoodOver: DRAINAGE
.04 MI N LYNN RD #58060, Lincoln, WA
Built 2017 Load: 96.9 t ADT: 149
OLD COULEE RD 9433
GoodOver: DRAINAGE
.307 MI S OF CR 41540, Lincoln, WA
Built 2018 Load: 96.9 t ADT: 109
US 97
GoodOver: DAN CREEK
3.9 N JCT SR 17, Okanogan, WA
Built 1900 Load: 96.9 t ADT: 3,398
Showing 8,301-8,350 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 |