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: CLACKAMAS RIVER
S-29, T-4S, R-5E, WM, Clackamas, OR
Over: WOODFORD CREEK
02.8 MI N OF CO LINE, Douglas, OR
Over: POWDER RIVER
CITY OF BAKER, Baker, OR
Over: BURNT R
0.5 MI S JCT ORE7, Baker, OR
Over: SOUTH FORK MOLALLA RIVER
7.2 miles SE of Molalla o, Clackamas, OR
Over: LITTLE CEDAR CREEK
01.0 MI N OF UNION MILLS, Clackamas, OR
Over: ECOLA CR. BR.
N.CANNON BEACH,5TH & 101, Clatsop, OR
Over: BIG CREEK
010 MI S KNAPPA JCT, Clatsop, OR
Over: WESTPORT SLOUGH
001 N OF WOODSON, Columbia, OR
Over: MCNULTY CREEK
IN ST. HELENS, Columbia, OR
Over: TWOMILE CREEK
05.4 MI S HWY 244 JCT, Coos, OR
Over: KOONTZ CREEK BRIDGE
0716 FROM JCT RD 19 AN 20, Coos, OR
Over: FOX CREEK
0411 MILES E JCT42 CO RD, Coos, OR
Over: IRRIGATION DITCH
042 MI S PRINEVILLE S LMT, Crook, OR
Over: NORTH UNIT MAIN CANAL
003 MI N OF STUDIO ROAD, Deschutes, OR
Over: COQUILLE RIVER MIDDLE FK
3.7 MI E OF COUNTY LINE, Douglas, OR
Over: SOUTH FORK DEER CREEK
3.6 MI S OF DIXONVILLE, Douglas, OR
Over: ELK CR 3RD XING
038 MI E ELKTON, Douglas, OR
Over: FIELDS CREEK
09.7 MI WEST JCT US 395, Grant, OR
Over: WHETSTONE CR
3.74 MILEPOST, Jackson, OR
Over: SOUTH HIGHLINE CANAL
T36S-R5W-S29 JOSEPHINE CO, Josephine, OR
Over: THOMPSON CREEK
T38S-R7W-S21/28 JOSEPHINE, Josephine, OR
Over: LITTLE DESCHUTES RIVER
002 MI W OF HWY 97, Klamath, OR
Over: CRESCENT CR
036 MI E HWY 58, Klamath, OR
Over: LOST RIVER
007 MI E OF W LANGEL RD, Klamath, OR
Over: IRRIGATION CANAL
0001 MI W HILL RD, Klamath, OR
Over: NATURAL DRAINAGE CHAN
1898 MI E HWY 97, Klamath, OR
Over: JACK CREEK
020.75 MI FROM HWY. 97, Klamath, OR
Over: IRRIGATION CANAL
002 MI N OF MALIN HWY, Klamath, OR
Over: IRRIGATION CANAL
007 MI S OF HWY 39, Klamath, OR
Over: IRRIGATION CANAL
0165 MI FROM HWY 140, Klamath, OR
Over: IRRIGATION CANAL
0545 MI E OF HWY 39, Klamath, OR
Over: IRRIGATION CANAL
007 MI S OF HWY 50, Klamath, OR
Over: IRRIGATION CANAL
008 MI S OF HWY 50, Klamath, OR
Over: IRRIGATION CANAL
AT G CANAL & HILL RO, Klamath, OR
Over: PORTION OF N FK SPRAGUE
006 MI WEST OF CAMP SIX R, Klamath, OR
Over: IRRIGATION CANAL
0003 MI N OF OLD MID RD, Klamath, OR
Over: FISH CREEK
13.10 MI NORTH HWY 140, Lake, OR
Over: LOST CREEK
030 SOUTH DEXTER LAKE, Lane, OR
Over: HILL CREEK
07.9 MI N COTTAGE GROVE, Lane, OR
Over: MCKENZIE OFLOW
032 MI N OF EUGENE NCL, Lane, OR
Over: MCKENZIE OFLOW
032 MI N OF EUGENE NCL, Lane, OR
Over: BICYCLE PATH
01.0 MI E OR99W JCT, Lane, OR
Over: ROW RIVER
020 MI E COTTAGE GROVE, Lane, OR
Over: COAST FK WILLAMETTE RIVE
05.3MI N COTTAGE GROVE, Lane, OR
Over: MUDDY CREEK
020 MI N OF COBURG, Lane, OR
Over: STURTEVANT CREEK
0.50 MI SO OF VENETA, Lane, OR
Over: MERCER LAKE/LAVERDIERECR
013 MI E HWY 101, Lane, OR
Over: AMAZON CHANNEL
EUGENE 24&AMAZON CHAN, Lane, OR
Over: A-2 CHANNEL
0.5 MI N BARGER AVE., Lane, OR
Showing 3,251-3,300 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 |