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: CREEK
042 MI W HWY 99, Lane, OR
Over: LITTLE LAKE CREEK
13.2 E DEADWOOD PO, Lane, OR
Over: WILLAMETTE RIVER OVERFLO
050 MI SE JUNCTION CITY, Lane, OR
Over: Creek
IN TANGENT, Linn, OR
Over: Wolf Creek
159 MI E SWEET HOME, Linn, OR
Over: South Santiam River
195 MI E SWEETHOME, Linn, OR
Over: Mt. States Power Canal
009 MI NW LEBANON S C LMT, Linn, OR
Over: Albany Ditch
015 MI S OF ALBANY SCL, Linn, OR
Over: Albany Ditch
015 MI S OF ALBANY SCL, Linn, OR
Over: MILL CREEK
700 BLOCK, Marion, OR
Over: SILVER CREEK
000SOUTH OF WATER/JAMES I, Marion, OR
Over: Multnomah Creek
AT MULTNOMAH FALLS, Multnomah, OR
Over: LUCKIAMUTE RIVER
004 S OF STATE HWY 223, Polk, OR
Over: WILDHORSE CREEK
0.2 MI N OF HWY 11, Umatilla, OR
Over: UPRR (TELOCASET)
7.7 MI. N.E. JCT. I-84, Union, OR
Over: GRANDE RONDE R(HILGARD)
00.5 MI SW JCT I84, Union, OR
Over: Dairy Creek Oflow
3.3 MI W OF HWY 47 JCT, Washington, OR
Over: Gales Creek Oflow No. 1
15.5 MI FROM OSHD SCALE, Washington, OR
Over: CLEAR CREEK
0022 MI N CLEAR CREEK RD, Washington, OR
Over: PARRISH CREEK
235 MI NE OF JCT HWY 26, Wheeler, OR
Over: LAMBERT SLOUGH
650 MI S DAYTON, Yamhill, OR
Over: CLEAR CRK (BOWERMAN RD)
1.1 MI E JCT STATE 413, Baker, OR
Over: TROUT CREEK
04.3 MI S OF DICKEY PR, Clackamas, OR
Over: ROCK CREEK
00.5 MI W OF BARLOW ROAD, Clackamas, OR
Over: CLEAR CREEK
005MI SE OF CARVER BRIDGE, Clackamas, OR
Over: OCHOCO MAIN CANAL
010 MI NORTH OF HWY NO 41, Crook, OR
Over: MILL CREEK
6.5 MI E BROOKINGS, Curry, OR
Over: UNION CREEK
33.6 N JCT HWY 230, Jackson, OR
Over: COPCO PENSTOCKS
4.33 MILEPOST, Jackson, OR
Over: N UNIT CANAL
018 MI N MADRAS, Jefferson, OR
Over: IRRIGATION CANAL
0.3 MI S OF CHERRY LANE, Jefferson, OR
Over: CHENEY CREEK
JOSEPHINE CO, Josephine, OR
Over: USRS CANAL
019 MI S HWY 4 JCT, Klamath, OR
Over: MILL RACE CANAL
0005 M SOUTH OF MAIN ST, Lane, OR
Over: HENDERSON CREEK
080 MI E HWY 101-WOAHINK, Lane, OR
Over: SANTIAM-ALBANY CANAL
7TH AVE AND VINE ST, Linn, OR
Over: MITCHELL CANAL (JENETA)
006 E SUNSET MARKET, Malheur, OR
Over: OWYHEE CANAL
028 MI W OWYHEE JCT, Malheur, OR
Over: WILLOW CREEK EB
002 MI EAST HWY 26, Malheur, OR
Over: WILLOW CR
005 MI N INTER HWY 26, Malheur, OR
Over: RIVERSIDE CANAL
006 MI S INT PARMA SPUR, Malheur, OR
Over: ALKALI CR
0.7 MI E JCT ST HWY 201, Malheur, OR
Over: OWYHEE CANAL
0.4 MI S ST HWY 201, Malheur, OR
Over: MITCHELL CANAL
001 MI SO JCT FAS B487, Malheur, OR
Over: OWYHEE CANAL
005 W INTER CLARK BLVD, Malheur, OR
Over: COW CREEK (SCOTT)
079 W INTER HWY 95, Malheur, OR
Over: CASE CREEK
034 MI SW DONALD, Marion, OR
Over: SENECAL CREEK
00.5 EAST OF BROADACRES, Marion, OR
Over: PUDDING R. OVERFLOW
024MI SE GERVAIS @ HWY99E, Marion, OR
Over: B RODGERS CREEK
008 SO JCT I5 & DELANY RD, Marion, OR
Showing 2,451-2,500 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.