Total Bridges
8,310
Public highway bridges in Oregon
State profile · Below national median SD
Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Oregon — drawn straight from the FHWA National Bridge Inventory.
Total Bridges
8,310
Public highway bridges in Oregon
Good Condition
31.5%
2,621 bridges rated 7-9
-18.5pp vs 50% benchmark
Poor Condition
4.5%
371 bridges rated 0-4
Structurally Deficient
4.5%
371 bridges flagged for repair priority
-2.5pp vs national avg 7.0%
Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).
Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.
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 Oregon on the same metric.
24
08
41
39
34
Six lowest-condition bridges in Oregon, ranked by composite NBI rating. Each is inspected at least every 24 months.
Over: MILL CREEK
009 MI EAST CR 318, Linn, OR
Over: COX CREEK
0036 MI N OF HWY 20, Linn, OR
Over: WILLOW CREEK
WILLOW CK AT KIRK ST., Morrow, OR
Over: FREEMAN CR
009 MI N CR 648, Linn, OR
Over: ASH SWALE
020 MI S OF AMITY, Yamhill, OR
Over: WILLIAMSON RIVER
(ORIG.# 9730000 - 0.7), Klamath, OR
Over: B-141 SEMI-VIADUCT
SEMIVIADUCT 2 W OF BARBUR, Multnomah, OR
Over: IMNAHA RIVER
21.1 MI S OF HWY 350, Wallowa, OR
Over: FIFTEENMILE CREEK
0.5 MI EAST DUFUR ORE, Wasco, OR
Over: THREEMILE CREEK
WAMIC ORE, Wasco, OR
Over: FIVEMILE CREEK
12.4 MI W OF HWY 195, Wasco, OR
Over: FIVEMILE CREEK
12.1 MI W OF HWY 195, Wasco, OR
Over: FIVEMILE CREEK
10.4 MI W OF HWY 195, Wasco, OR
Over: FIVEMILE CREEK
11.1 MI W OF HWY 195, Wasco, OR
Over: ROCK CREEK
006 MI N SPRINGVILLE RD, Washington, OR
Over: N.UMPQUA RIVER
NO DATA ENTERED, Douglas, OR
Over: ROGUE RIVER
NO DATA ENTERED, Jackson, OR
Over: CONE CR
.8 N HWY 126 @ MC HS, Lane, OR
Over: SALMON CR
1 1/2 N JCT 58-FS 24---, Lane, OR
Over: N FK WILLAMETTE
25 NW WESTFIR ON 19-.3 S, Lane, OR
Over: N FK BREITENBUSH
S-21, T-9S, R-8E, WM, Marion, OR
Over: HAMMER CREEK
0032 MI S OF ALPINE, Benton, OR
Over: KELLOG CREEK
005 S OF N CLACK PARK, Clackamas, OR
Over: PARROT CREEK
1.1 MI S OF NEW ERA RD, Clackamas, OR
Over: BEAR CREEK
01.2 MI N OF HWY 211, Clackamas, OR
Over: SOUTH FOUR MILE CREEK
0113 E JCT CO 98 ST 101, Coos, OR
Over: OLALLA CREEK
6.0 MI S OF PORTER CREEK, Douglas, OR
Over: RED HILL CREEK
T1S, R8E, SEC 24, Hood River, OR
Over: LITTLE GRAYBACK CREEK
9.98 MI E OF CAVE JUNCT, Josephine, OR
Over: LOST R DIVERSION CHANNEL
0226 MI N OF LOWER LK RD, Klamath, OR
Over: Cox Creek
002 MI E OF ALBANY, Linn, OR
Over: Mill Creek
069 MI E HWY 163 JCT, Marion, OR
Over: Mapes Creek
Kilches River Rd MP 1.41, Tillamook, OR
Over: SMALL CREEK
ON GRAND ISLAND, Yamhill, OR
Over: POWDER R(BROADWAY AVE)
0.1 MI E JCT US 30, Baker, OR
Over: Bear Creek
4.9 MI SE MOLINO RD, Clackamas, OR
Over: Mill Creek
004 MI E ASTORIA, Clatsop, OR
Over: WINDY CREEK
0.2 MI NE OF GLENDALE, Douglas, OR
Over: SHITIKE CREEK
AT JCT BIA 2002 AND BIA 2, Jefferson, OR
Over: BIKEPATH
184 MI E KLAMATH FALLS, Klamath, OR
Over: LONG TOM RIVER
0093 MI E FRANKLIN STORE, Lane, OR
Over: LITTLE ELK CREEK
010 MI EAST OF EDDYVILLE, Lincoln, OR
Over: US FEED CANAL
0.9 MI E OF S EDWARDS RD, Umatilla, OR
Over: WOLF CREEK
1.8 MI. N.E. JCT. I-84, Union, OR
Over: NORTH POWDER RIVER
0.5 MI S POWDER RIVER LN, Union, OR
Over: MILL CREEK
CITY OF THE DALLES, Wasco, OR
Over: MUDDY CREEK
3.2 MILES WEST OF HWY 99W, Benton, OR
Over: Necanicum River
AT NECANICUM JCT, Clatsop, OR
Over: Timber Creek
0.5 MILES SE OF SISTERS, Deschutes, OR
Over: SOUTH UMPQUA RIVER
2.8 MI S OF DILLARD, Douglas, OR
Over: BEAR CR/W.VALLEY VIEW RD
0.38 MILEPOST, Jackson, OR
Over: MOOSE CR
NO DATA ENTERED, Linn, OR
Over: SQUAW CRK
29 Mi W Jct US 26 @ Vale, Malheur, OR
Over: BEAR CREEK
3.0 MI SW OF HWY 82, Wallowa, OR
Over: BEAVER CREEK
024 MI.SW. RANIER, Columbia, OR
Over: IRRIGATION CANAL
0.7 MI N OF DOGWOOD LANE, Jefferson, OR
Showing 7,001-7,050 of 8,310 bridges
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 |