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: LEMOLO #2CANAL
NO DATA ENTERED, Douglas, OR
Over: LEMOLO CANAL
NO DATA ENTERED, Douglas, OR
Over: CITY CREEK
NO DATA ENTERED, Lane, OR
Over: ALSEA RIVER
NO DATA ENTERED, Lincoln, OR
Over: FALL CREEK
NO DATA ENTERED, Lincoln, OR
Over: SQUIRREL CREEK
S-20, T-8S, R-8E, WM, Marion, OR
Over: LITTLE EAGLE CREEK
JUNC FSR 7735/7720, Baker, OR
Over: CRACKER CREEK
3.3 MI. NW JCT. OR 7, Baker, OR
Over: WOODARD CREEK
005 MILES W ST HWY #42SOU, Coos, OR
Over: RADER CREEK
4.7 miles W County Rd 33, Douglas, OR
Over: EAST FORK STOUTS CREEK
1.2 miles S of Hwy 227 (M, Douglas, OR
Over: STINKING WATER CREEK
113 MI C310 PINE CREEK RD, Harney, OR
Over: WHITE RIVER OVERFLOW
10.99 MI E OF HWY 53 JCT, Hood River, OR
Over: Swanson Creek
Hwy 022I MP 4.01, Jackson, OR
Over: WF Knapp Creek
MP 5.80 Nelson Mt Rd., Lane, OR
Over: Knapp Creek
MP 5.90 Nelson Mt Rd., Lane, OR
Over: HALF VIADUCT
061 MI W LANE KLAMATH LN, Lane, OR
Over: BONNEVILLE DAM
NEW LOCK SWING BRIDGE, Multnomah, OR
Over: NESTUCCA RIVER
18.7 miles E of Hwy 101 (, Tillamook, OR
Over: SLOUGH
0.05 MI S PACIFIC CITY, Tillamook, OR
Over: GR RONDE R (ISLAND CITY)
01.7 MI NE JCT I84, Union, OR
Over: NF CATHERINE CREEK
NO DATA ENTERED, Union, OR
Over: Creek
1/2 MI S OF MARY'S RV, Benton, OR
Over: NORTH FORK MOLALLA RIVER
5.7 miles NE of Dickey Pr, Clackamas, OR
Over: OSWEGO CANAL
4 MI S LAKEVIEW BLVD, Clackamas, OR
Over: TUALATIN RIVER
1 MILE NW OF I-205, Clackamas, OR
Over: DAVIS CREEK
INT ALDRICH & DAVIS BOT, Clatsop, OR
Over: EAST FORK NEHALEM RIVER
14.7 miles NW of Hwy 30 (, Columbia, OR
Over: BEAR CREEK OFLOW
02.9 E JCT HWY 009, Coos, OR
Over: PORTER CREEK
11.5 MI W OF HWY 001 JCT, Douglas, OR
Over: N FORK JOHN DAY RIVER
In Monument, Grant, OR
Over: SILVIES SLOUGH(11TH BR)
2.7 MI. E. JCT. US 20/395, Harney, OR
Over: NEWMAN SLOUGH
0.6 MI. S. JCT. OR 78, Harney, OR
Over: MILL CREEK
011 M C304 OTIS VALLEY RD, Harney, OR
Over: ODELL CREEK
MP 1.86, Hood River, OR
Over: PLEASANT CREEK
7.5 miles N of I-5 (exit, Jackson, OR
Over: CROOKED CREEK
001 WEST HWY 395, Lake, OR
Over: Swamp Creek
"1.5 miles NW of Hwy ""36, Lane, OR
Over: HAYES CREEK
035 MI W OF EDDYVILLE, Lincoln, OR
Over: WILEY CREEK
1.0 MI S. OF FOSTER, Linn, OR
Over: CALAPOOIA RIVER
017 MI E CR418, Linn, OR
Over: Big Muddy Creek
053 MI S HALSEY, Linn, OR
Over: WILLOW CREEK EB
0.25 MI S OF HWY 74, Morrow, OR
Over: Rickreall Creek
00.4 S. OF HWY 22, Polk, OR
Over: TILLAMOOK RIVER OVERFLOW
1.5 MI SO TILLAMOOK, Tillamook, OR
Over: FIVE MILE CREEK
6.1 MI. SW JCT OR 244, Umatilla, OR
Over: MCKAY CREEK
0.1 MI W OF CO RD 1303, Umatilla, OR
Over: WILLAMINA CREEK
6.1 miles N of Bus. Hwy 1, Yamhill, OR
Over: POWDER RIVER
0.8 MI. SW JCT. STATE 410, Baker, OR
Over: ROCK CREEK
1.8 M N OF HWY 212, Clackamas, OR
Showing 6,101-6,150 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 |