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
FRASER STREET
GoodOver: CEMETERY CREEK
0.06 W OF VALENCIA ST, Whatcom, WA
Built 2000 Load: 24.9 t ADT: 4,000
SAND/9060
GoodOver: UNNAMED DRAINAGE
5.01MI SE JOHNSON, Whitman, WA
Built 1976 Load: 24.9 t ADT: 199
D STREET
GoodOver: SOUTH FORK PALOUSE RIVER
0.04 MI S FRONT ST, Whitman, WA
Built 1975 Load: 24.9 t ADT: 200
LITTLE ALKALI/8150
GoodOver: ALKALI FLAT CREEK
0.09 MI E SR 127, Whitman, WA
Built 1988 Load: 24.9 t ADT: 60
BARTLET STREET
GoodOver: BRANCH OF MCCOY CREEK
0.20 W SR 27, Whitman, WA
Built 1992 Load: 24.9 t ADT: 60
KELSEY/3880
GoodOver: PINE CREEK
0.05 MI NW ROSALIA, Whitman, WA
Built 1995 Load: 24.9 t ADT: 50
UNION FLAT/9020
GoodOver: UNION FLAT CREEK
0.98 MI SE WAWAWAI-PULLMN, Whitman, WA
Built 1995 Load: 24.9 t ADT: 68
ZILLAH DR.,E.
GoodOver: SVID CANAL
00.02 E LUCY LANE, Yakima, WA
Built 1967 Load: 24.9 t ADT: 2,680
EDISON RD,E.
GoodOver: SVID CANAL
0.08 W OF BRIDGEMAN, Yakima, WA
Built 2001 Load: 24.9 t ADT: 465
MAINTENANCE ROAD
GoodOver: SCOOTENEY WASTEWAY
SCOOTENEY WASTEWAY, Adams, WA
Built 1953 Load: 25.2 t ADT: 2
SR 261
GoodOver: DRY RUN
0.2 N JCT SR 26, Adams, WA
Built 1947 Load: 25.3 t ADT: 475
BENCH RD
GoodOver: WASTEWAY EL68 STA 430+75
01.13 MI E SR17, Adams, WA
Built 1988 Load: 25.3 t ADT: 270
LIND-RALSTON RD
GoodOver: INTERMITTENT STREAM
1.7 E US395, Adams, WA
Built 1967 Load: 25.3 t ADT: 113
US 395
GoodOver: CANAL DRIVE
4.8 N JCT I-82, Benton, WA
Built 1980 Load: 25.3 t ADT: 24,266
SR 500 W-N RAMP
GoodOver: BURNT BR CREEK/PED XING
1.2 E JCT I-5, Clark, WA
Built 2012 Load: 25.3 t ADT: 5,973
ROBINSON FORK ROAD
GoodOver: ROBINSON FORK
1.564 MI S RD#13890, Columbia, WA
Built 1998 Load: 25.3 t ADT: 25
I-5
GoodOver: OWL CREEK
14.7 N JCT SR 503, Cowlitz, WA
Built 1972 Load: 25.3 t ADT: 36,468
CAMERON CREEK RD
GoodOver: CAMERON CREEK
1.28 N OF SR 4 (MP 48.13), Cowlitz, WA
Built 1997 Load: 25.3 t ADT: 3
K NE
GoodOver: ROCKY COULEE WW
K NE 1.8 South of 7 NE, Grant, WA
Built 1984 Load: 25.3 t ADT: 1,320
PINTO RIDGE ROAD
GoodOver: MAIN CANAL
Pinto Ridge .5 N of SR 28, Grant, WA
Built 1992 Load: 25.3 t ADT: 530
29 NE
GoodOver: WILSON CREEK
29 NE 4.02 East of R NE, Grant, WA
Built 1998 Load: 25.3 t ADT: 24
ACCESS ROAD
GoodOver: MOX CHEHALIS CREEK
3.8 E JCT SR 108, Grays Harbor, WA
Built 1960 Load: 25.3 t ADT: 20
SR 18
GoodOver: CMSTPP RR
0.6 E JCT SR 167, King, WA
Built 1955 Load: 25.3 t ADT: 49,308
SE 244TH ST
GoodOver: TAYLOR CREEK
0.1 S JCT SR 18, King, WA
Built 2005 Load: 25.3 t ADT: 2,212
SR 21
GoodOver: GOOSE CR
35.9 N JCT SR 28, Lincoln, WA
Built 1950 Load: 25.3 t ADT: 374
KAISER ROAD
GoodOver: CRAB CREEK
0.03 N FAS L220, Lincoln, WA
Built 1971 Load: 25.3 t ADT: 9
PLATTER ROAD
GoodOver: CRAB CREEK
0.08 S SR 23, Lincoln, WA
Built 1983 Load: 25.3 t ADT: 50
TOKIO ROAD 93250
GoodOver: CRAB CREEK
2.73N ADAMS FAS 723, Lincoln, WA
Built 1957 Load: 25.3 t ADT: 622
SR 20
GoodOver: CALISPELL CREEK
28.5 E JCT SR 31, Pend Oreille, WA
Built 1986 Load: 25.3 t ADT: 2,129
CIRQUE DR W
GoodOver: LEACH CREEK
0.4 W C/L TACOMA, Pierce, WA
Built 1981 Load: 25.3 t ADT: 14,300
FARMINGTON/1000
GoodOver: PINE CREEK
0.13 MI SW HOLLINGSWORTH, Whitman, WA
Built 1969 Load: 25.3 t ADT: 283
JOHNSON/9050
GoodOver: SOUTH FORK PALOUSE RIVER
2.48 MI SW SR 270, Whitman, WA
Built 1965 Load: 25.3 t ADT: 381
BIG ALKALI/7005
GoodOver: ALKALI FLAT CREEK
0.03 MI E LITTLE GOOSE DM, Whitman, WA
Built 1977 Load: 25.3 t ADT: 136
ALTERGOTT/2420
GoodOver: PALOUSE RIVER
0.68 MI NE SR 272, Whitman, WA
Built 1990 Load: 25.3 t ADT: 39
3RD STREET
GoodOver: BRANCH OF MCCOY CREEK
0.10 MI N STEPTOE ST, Whitman, WA
Built 1992 Load: 25.3 t ADT: 60
JORDAN-KNOTT/4010
GoodOver: ROCK CREEK
0.48 MI S DAVIS, Whitman, WA
Built 1995 Load: 25.3 t ADT: 15
I-82
GoodOver: BEECH ST
2.5 E JCT US 12, Yakima, WA
Built 1962 Load: 25.3 t ADT: 25,128
NO DATA ENTERED
GoodOver: ICICLE CREEK
NO DATA ENTERED, Chelan, WA
Built 1960 Load: 25.4 t ADT: 10
HOKO OZETTE ROAD
GoodOver: UMBRELLA CREEK
18.65 S JCT SR112, Clallam, WA
Built 1971 Load: 25.4 t ADT: 34
KALAMA RIVER RD
GoodOver: GOBAR CREEK
16.67 E OF I-5 EXIT 32, Cowlitz, WA
Built 1975 Load: 25.4 t ADT: 146
E RD SE
GoodOver: IRRIGATION LATERAL
E SE at 14.8, Grant, WA
Built 1959 Load: 25.4 t ADT: 80
D RD SW
GoodOver: IRRIGATION LATERAL
D SW 0.7 S of Frenchmen, Grant, WA
Built 1959 Load: 25.4 t ADT: 214
9 RD NW
GoodOver: IRRIGATION LATERAL
9 NW 0.3 E of S NW, Grant, WA
Built 1952 Load: 25.4 t ADT: 265
A RD SW
GoodOver: IRRIGATION LATERAL
A SW 0.5 N of 11 SW, Grant, WA
Built 1954 Load: 25.4 t ADT: 264
US 2
GoodOver: TYE RIVER
17.5 E SNOHOMISH CO, King, WA
Built 1947 Load: 25.4 t ADT: 4,871
NO DATA ENTERED
GoodOver: BUTTER CREEK
4.2 MILES NW FROM HWY12 O, Lewis, WA
Built 1963 Load: 25.4 t ADT: 8
ALVORD ROAD
GoodOver: SALZER CREEK
0.5 E CENTRALIA, Lewis, WA
Built 1964 Load: 25.4 t ADT: 25
W. Maple St
GoodOver: China Creek
W.of Tower Ave, Lewis, WA
Built 2003 Load: 25.4 t ADT: 1,414
Skokomish Valley R
GoodOver: VANCE CREEK
6.19 m W SR 101, Mason, WA
Built 1986 Load: 25.4 t ADT: 110
Shelton Matlock Rd
GoodOver: BINGHAM CREEK
1.3 E MATLOCK, Mason, WA
Built 1960 Load: 25.4 t ADT: 1,437
Showing 5,451-5,500 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 |