Total Bridges
8,310
Public highway bridges in Oregon
State profile · Below median Poor share
Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Oregon, based on the FHWA National Bridge Inventory.
Data updated May 2026
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 whose lowest applicable component is rated 0-4
-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 by Poor-condition share (lower share = better)
States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Oregon on the same metric.
MD
CO
OR
OH
NJ
Six lowest-condition bridges in Oregon, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.
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: CAMAS CREEK
NO DATA ENTERED, Douglas, OR
Over: SQUAW CREEK
4.1 miles N of junction H, Grant, OR
Over: JOHNNY CREEK
10 MI. S. OF KIMBERLY, Grant, OR
Over: SILVER CREEK IRR CHANNEL
009 MI W HWY 49 JCT, Harney, OR
Over: ANTELOPE CREEK
12.97 MILEPOST, Jackson, OR
Over: BUCK CREEK
026 MI N OSHD MAINT STA, Lake, OR
Over: E.FK.BRICE CREEK
NO DATA ENTERED, Lane, OR
Over: MID FORK STEAMBOAT
NO DATA ENTERED, Lane, OR
Over: MCLEOD CREEK
099 MI NW OF MAPLETON, Lane, OR
Over: NORTH FORK ALSEA RIVER
1.2 miles E of Harlan, OR, Lincoln, OR
Over: LAKE CREEK
041 MI WEST HWY 99E, Linn, OR
Over: CHIMNEY CRK (10TH XING)
057 MI E HARNEY CO LINE, Malheur, OR
Over: Chehulpum Creek
079 MI N OF ALBANY NCL, Marion, OR
Over: EAST SHEEP CREEK
NO DATA ENTERED, Union, OR
Over: N. FK. CLARK CREEK
2.5 MI S OF HWY 82, Union, OR
Over: FANNO CREEK
0.4 M S OF ALLEN BLVD, Washington, OR
Over: FANNO CREEK
2.0 MI SW BEAVERTON CC, Washington, OR
Over: WILLAMINA CREEK
13.50 MI W MCMINNVILLE, Yamhill, OR
Over: Sourgrass Creek
016 MI SE TILL YAM CO LN, Yamhill, OR
Over: STEELHEAD CREEK
NO DATA ENTERED, Douglas, OR
Over: MUDDY CREEK OVERFLOW
0077 MI W OF HWY 99-W, Benton, OR
Over: YOUNGS RIVER
002 MI N YOUNGS RIVER FAL, Clatsop, OR
Over: River Frontage
Astoria's water Front, Clatsop, OR
Over: OCHOCO CREEK
CITY OF PRINEVILLE, Crook, OR
Over: ROCK CREEK
8.1 miles NE of Hwy 138 (, Douglas, OR
Over: NORTHEAST FORK ROCK CREE
11.5 miles NE of Hwy 138, Douglas, OR
Over: TAHKENITCH CREEK
08.9 MI N HWY 045 JCT, Douglas, OR
Over: EAST EVANS CREEK
4.6 miles N of East Evans, Jackson, OR
Over: ROCK CREEK
6 miles NW of East Evans, Jackson, OR
Over: GRAVE CREEK
6.4 miles W of I-5 (exit, Josephine, OR
Over: CHENEY CREEK
JOSEPHINE CO, Josephine, OR
Over: IRRIGATION CANAL
010 MI E TEARE RD, Klamath, OR
Over: WILLIAMSON RIVER CANAL
1743 MI E HWY 97, Klamath, OR
Over: IRRIGATION CANAL
011 MI W OF I00F CEM RD, Klamath, OR
Over: DRAINAGE DITCH
0855 MI E OF SPRAGUE R RD, Klamath, OR
Over: JIRRIGATION CANAL
0085 MI S OF HWY 50, Klamath, OR
Over: D IRRIGATION CANAL
003 MI N OF MALIN HWY, Klamath, OR
Over: IRRIGATION CANAL
005 MI S OF HWY 39, Klamath, OR
Over: IRRIGATION CANAL
096 MI E OF HWY 97, Klamath, OR
Over: IRRIGATION CANAL
009 MI W OF MATNEY ROAD, Klamath, OR
Over: IRRIGATION CANAL
003 MI W OF HOMEDALE ROAD, Klamath, OR
Over: IRRIGATION CANAL
AT C CANAL, Klamath, OR
Over: D IRRIGATION CANAL
0110 MI N OF HWY 50, Klamath, OR
Over: IRRIGATION CANAL
002 MI N OF HWY 50, Klamath, OR
Over: DRAINAGE DITCH
039 MI E OF HWY 39, Klamath, OR
Over: DRAINAGE SWALE
011 MI N HWY 140, Klamath, OR
Over: DRAINAGE SWALE
014 MI N HWY 140, Klamath, OR
Over: ROCK CREEK DRAIN
049 MI NW OF HWY 140, Klamath, OR
Over: SCOTT CREEK
029 MI W OF HWY 97, Klamath, OR
Over: HILL CREEK OVERFLOW
022MI SO CRESWELL, Lane, OR
Showing 5,901-5,950 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). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.
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.
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.