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: COW CREEK
11.6 miles W of I-5 (exit, Douglas, OR
Over: YONCALLA CREEK
077 MI S DRAIN, Douglas, OR
Over: SILVIES SLOUGH(4TH BR)
1.0 MI. E. JCT. US 20/395, Harney, OR
Over: NO NAME CREEK
3.8 MI N OF FAS A363 JCT, Jackson, OR
Over: CRESENT CR.
023 MI S HWY 18 JCT, Klamath, OR
Over: 1-C DRAIN
001 S OF SO SIDE BYPASS, Klamath, OR
Over: ROW RIVER
060 MI E COTTAGE GROVE, Lane, OR
Over: SO FK LYNX CREEK
030 MI W HWY 99, Lane, OR
Over: WOLF CREEK
120 MI S VENETA, Lane, OR
Over: DEXTER LAKE
001 MI SO JCT HWY58/6220, Lane, OR
Over: FIVE RIVERS
130 MI EAST OF YACHATS, Lincoln, OR
Over: MILL CREEK
032 M EAST OF TOLEDO, Lincoln, OR
Over: MOOSE CREEK
15.0 miles NE of Hwy 20 (, Linn, OR
Over: Calapooia Bottoms No. 7
043 MI S TANGENT, Linn, OR
Over: Little Muddy Creek
035 MI S HALSEY, Linn, OR
Over: Miller Creek
003 MI N JEFFERSON JCT, Marion, OR
Over: SENECAL CREEK
1 MI N I-5 HWY 214 JCT, Marion, OR
Over: UPRR & RUCKEL CREEK
1.6 MI W CASCADE LOCKS, Multnomah, OR
Over: SEMI-VIADUCT
OHSU, Multnomah, OR
Over: SPANISH HOLLOW CREEK
IN BIGGS, Sherman, OR
Over: THREE RIVERS OFLOW
030 MI SE OF HEBO, Tillamook, OR
Over: FIVE POINTS CRK
0.6 MI W JCT ORE 244, Union, OR
Over: PHILLIPS CREEK
0.05 MI S OF HWY 204, Union, OR
Over: HURRICANE CREEK
2.0 MI W OF HWY 82, Wallowa, OR
Over: UPRR
IN THE DALLES, Wasco, OR
Over: Pudding River
027 MI S CANBY, Clackamas, OR
Over: COLLAWASH RIVER
S-14, T-7S, R-6E, WM, Clackamas, OR
Over: COLLAWASH RIVER
S-27, T-6S, R-6E, WM, Clackamas, OR
Over: MILTON CREEK
007 MI W HWY30 ON PITTSBG, Columbia, OR
Over: S.FK. COQUILLE RIVER
7 MI SO OF 97466, Coos, OR
Over: QUOSATANA CREEK
13 MI EAST HWY 101 @97444, Curry, OR
Over: ROGUE RIVER
NO DATA ENTERED, Douglas, OR
Over: LITTLE RIVER
NO DATA ENTERED, Douglas, OR
Over: SOUTH UMPQUA RIVER
0.5 MI S OF DILLARD, Douglas, OR
Over: EMIGRANT CREEK
1.6 MI W OF 43 & 47 JCT, Harney, OR
Over: MID FK APPLEGATE
NO DATA ENTERED, Jackson, OR
Over: CANYON CREEK
NO DATA ENTERED, Jefferson, OR
Over: ELK CREEK
40.2 MI W OF GRANTS PASS, Josephine, OR
Over: POLE CREEK
NO DATA ENTERED, Klamath, OR
Over: JACK CREEK
(ORIG.# 283 - 18.2), Klamath, OR
Over: MOSQUITO CREEK
(ORIG.# 286 - 15.6), Klamath, OR
Over: LAYNG CREEK
NO DATA ENTERED, Lane, OR
Over: STARR CR
16 S ON FS 19 FROM HWY126, Lane, OR
Over: HORSE CREEK
010 MI S MCKENZIE BRIDGE, Lane, OR
Over: SLOUGH
025 MI N JUNCTION CITY, Lane, OR
Over: LAKE CREEK
060 MI SW OF TRIANGLE LK, Lane, OR
Over: Bear Creek
040 MI E HWY 9, Lincoln, OR
Over: N SANTIAM R
.1 M S JCT HWY 22-FS 2234, Linn, OR
Over: BEAVER CR
0.02 MI S CR 845, Linn, OR
Over: RIVERSIDE CANAL
CASSIA & RUSSET ROADS, Malheur, OR
Showing 3,051-3,100 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 |