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: CLEAR CREEK
2.5 miles west of Granite, Grant, OR
Over: BLITZEN RIVER
21.1 MI S OF HDQTRS, Harney, OR
Over: FOLEY SLOUGH
46.4 MI W MALHEUR CO LINE, Harney, OR
Over: BATTLE CREEK
2.9 miles NW of East Evan, Jackson, OR
Over: INDIAN CREEK
1.52 MI WEST OF JCT 859, Jackson, OR
Over: HORSE CREEK
14MI W & 5MI S 97532, Josephine, OR
Over: IRRIGATION CANAL
JOSEPHINE CO, Josephine, OR
Over: LOBSTER CREEK
9.4 miles S of Hwy 34 (MP, Lane, OR
Over: Doe Creek
10 miles W of Lorane on S, Lane, OR
Over: MARTIN CREEK
NO DATA ENTERED, Lane, OR
Over: BLUE RIVER
3.8 N OF HWY 126 ON FS 15, Lane, OR
Over: MCRAE CREEK
3.6 ON FS 15, 4.2 ON 1506, Lane, OR
Over: COAL CR
NO DATA ENTERED, Lane, OR
Over: PORTLAND CR
NO DATA ENTERED, Lane, OR
Over: OFLOW BR
023 MI E HWY 1 JCT, Lane, OR
Over: SMITH CREEK
081 MI SE SWISSHOME, Lane, OR
Over: GRASS CREEK
NO DATA ENTERED, Lincoln, OR
Over: Little Elk Creek
1.1 MILES E OF EDDYVILLE, Lincoln, OR
Over: YAQUINA RIVER
010 MI W CHITWOOD AT HY20, Lincoln, OR
Over: Santiam Overflow
1.86 MI E HWY 16 JCT, Linn, OR
Over: BLACKHORSE CREEK
0.40 MI E OF HWY 74, Morrow, OR
Over: NORTH FORK ASH CREEK
001 FROM CITY SEWAGE LAGN, Polk, OR
Over: Half Viaduct
025 MI N MANZANITA, Tillamook, OR
Over: Half Viaduct
025 MI N MANZANITA, Tillamook, OR
Over: Half Viaduct
015 MI S SHORT SANDS BCH, Tillamook, OR
Over: Half Viaduct
014 MI S SHORT SANDS BCH, Tillamook, OR
Over: Hall Slough
005 MI N Tillamook, Tillamook, OR
Over: Dougherty Slough
004 MI N TILLAMOOK, Tillamook, OR
Over: TRASK RIVER
010 MI WEST OF TILLAMOOK, Tillamook, OR
Over: M FORK COLD SPRINGS CRK
3.6 MI. E. JCT. ORE 37, Umatilla, OR
Over: BUTTER CREEK
009 MI W JCT ORE 207, Umatilla, OR
Over: UPRR
0.8 MI. S. COLUMBIA RIVER, Umatilla, OR
Over: BIG CREEK
NO DATA ENTERED, Union, OR
Over: MILL CREEK
MION MILL CREEK LANE, Union, OR
Over: DEER CREEK
NO DATA ENTERED, Wallowa, OR
Over: CORRAL CREEK
00.5 MI N OF WILSONVILLE, Clackamas, OR
Over: WOODCOCK CREEK
3.0MI E OF DICKEY PRAIRIE, Clackamas, OR
Over: DRAINAGE DITCH
.1 mi W of Industrial Way, Clackamas, OR
Over: River Frontage
Astoria's water Front, Clatsop, OR
Over: BEAVER CREEK
012 MI SW OF VERNONIA, Columbia, OR
Over: CROOKED RIVER
003 MI W PRINEVILLE C LMT, Crook, OR
Over: C.O.I.D. CANAL
0.97 m S OF REDMOND CL, Deschutes, OR
Over: APPLEGATE RIVER
4.5 MI S OF FAP 8 JCT, Jackson, OR
Over: ROARING CREEK
NFSR 12 to Rd 1260, Jefferson, OR
Over: COGSWELL CREEK
MP 152.35, Lake, OR
Over: SWALE
040 MI WEST HWY 99E, Linn, OR
Over: S FORK NEAL CR
001 MI SW CR 834, Linn, OR
Over: GOLD CRK
28.2 Mi E Harney Co Line, Malheur, OR
Over: VALE CANAL
033 M NW HARPER SCHOOL, Malheur, OR
Over: PUDDING R. OVERFLOW
03.0 EAST OF GERVAIS, Marion, OR
Showing 6,301-6,350 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 |