State profile · Below national median SD

Oregon bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Oregon — drawn straight from the FHWA National Bridge Inventory.

8,310
Public bridges
31.5%
Good condition
4.5%
Poor condition
4.5%
Structurally deficient

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%

Oregon vs national bridge condition

Oregon — Good condition share 31.5%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Oregon — Structurally deficient share 14.9%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Oregon vs nearby ranks

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

Maryland

4.27% top marginal rate
Structure
Progressive
Burden @ $100K
$5,527

08

Colorado

4.32% top marginal rate
Structure
Progressive
Burden @ $100K
$8,965
Selected

41

Oregon

4.46% top marginal rate
Structure
Progressive
Burden @ $100K
$8,310

39

Ohio

4.54% top marginal rate
Structure
Progressive
Burden @ $100K
$26,753

34

New Jersey

4.59% top marginal rate
Structure
Progressive
Burden @ $100K
$6,796

Bridges Needing Most Attention in Oregon

Six lowest-condition bridges in Oregon, ranked by composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Oregon

OR 224 (HWY 171)

Unknown

Over: UPRR

0.5 MI N OF MILWAUKIE CC, Clackamas, OR

Built 1968 ADT: 30,000

OR 217 (HWY 144)

Unknown

Over: I-5 (HWY 001)

HWY 1 & HWY 144 INTCHNGE, Clackamas, OR

Built 1966 ADT: 88,870

HARMONY RD

Unknown

Over: HWY 171

3.0 MI SE OF MILWAUKIE CC, Clackamas, OR

Built 1970 ADT: 27,442

OR 224 (HWY 171)

Unknown

Over: OR 99E (HWY 81)

HWY 171 over HWY 081, Clackamas, OR

Built 1969 ADT: 21,694

OR 224 (HWY 171)

Unknown

Over: OR 99E (HWY 81)

HWY 171AA OVER HWY 81, Clackamas, OR

Built 1994 ADT: 10,847

Hwy 064

Unknown

Over: Main St

0.4 MI N OF W. LINN BR, Clackamas, OR

Built 1972 ADT: 110,300

Broadway St Co

Unknown

Over: Hwy 064

0.4 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 86,557

West A St

Unknown

Over: Hwy 064

0.5 MI S OF WILLAMETTE, Clackamas, OR

Built 1970 ADT: 43,278

Johnson Creek Blvd

Unknown

Over: Hwy 064

0.4 MI S OF PORTLAND SCL, Clackamas, OR

Built 1974 ADT: 126,234

Otty Rd

Unknown

Over: Hwy 064

0.8 MI S OF PORTLAND SCL, Clackamas, OR

Built 1974 ADT: 126,234

Sunnyside Rd

Unknown

Over: Hwy 064

2.1 MI S OF PORTLAND SCL, Clackamas, OR

Built 1973 ADT: 58,129

OR 224 (HWY 171)CO

Unknown

Over: HWY 64

2.9 MI N OF CLACKAMAS RV, Clackamas, OR

Built 1975 ADT: 95,022

OR 224 (HWY 171)WB

Unknown

Over: HWY 64

2.7 MI N OF CLACKAMAS RV, Clackamas, OR

Built 1974 ADT: 47,511

Sunset Ave.

Unknown

Over: Hwy 064

0.9 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 86,557

Hwy 064 (I-205 NB)

Unknown

Over: 10th Street

2.7 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 9,336

Hwy 064 (I-205 SB)

Unknown

Over: 10th Street

2.7 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 9,336

Hwy 064 (I-205 NB)

Unknown

Over: Blankenship Rd

3.3 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 10,590

Hwy 064 (I-205 SB)

Unknown

Over: Blankenship Rd

2.5 MI W OREGON CITY CC, Clackamas, OR

Built 1970 ADT: 10,590

Hwy 064 (I-205 MB)

Unknown

Over: Woodbine Rd

4.0 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 2,080

Hwy 064 (I-205 SB)

Unknown

Over: Woodbine Rd

4 0 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 2,080

Johnson Rd

Unknown

Over: Hwy 064

4.8 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 72,458

Hwy 064 (I-205 NB)

Unknown

Over: Borlan Rd

5.3 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 4,270

Hwy 064 (I-205 SB)

Unknown

Over: Borland Rd

5.3 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 4,270

Stafford Rd

Unknown

Over: Hwy 064

6.0 MI S OF WILLAMETTE R, Clackamas, OR

Built 1970 ADT: 72,458

Parkplace Conn

Unknown

Over: Hwy 064

1.0 MI N OF OREGON CITY, Clackamas, OR

Built 1971 ADT: 121,061

82nd Dr

Unknown

Over: Hwy 064

1.9 MI N OF OREGON CITY, Clackamas, OR

Built 1971 ADT: 109,628

Hwy 1 Conn #1

Unknown

Over: Hwy 51 NB

021 MI N MARION-CLACK LN, Clackamas, OR

Built 1971 ADT: 7,647

OR 212 (HWY 174)

Unknown

Over: HWY 26

2.8 MI E MULT-CLACK CO LN, Clackamas, OR

Built 1973 ADT: 13,229

OR 35 (HWY 026)

Unknown

Over: US 26 (HWY 053)

AT JCT OF HWYS 26 AND 53, Clackamas, OR

Built 1974 ADT: 5,453

OR 213 (HWY 160)

Unknown

Over: REDLAND RD & CREEK

2.9 MI OFF OREGON CITY CC, Clackamas, OR

Built 1983 ADT: 42,300

Holcomb Blvd Co.

Unknown

Over: Hwy 160

1 M S I-205 & PARK PLACE, Clackamas, OR

Built 1983 ADT: 36,428

Sunnybrook Rd

Unknown

Over: Hwy 064

2.4 MI S OF PORTLAND SCL, Clackamas, OR

Built 2003 ADT: 77,246

I-5 (HWY 001) NB

Unknown

Over: WILSONVILLE ROAD

0.8 MI N OF WILLAMETTE R, Clackamas, OR

Built 1999 ADT: 27,800

I-5 (HWY 001) SB

Unknown

Over: WILSONVILLE ROAD

0.74 M N OF WILLAMETTE R, Clackamas, OR

Built 1999 ADT: 27,800

Monterey Ave

Unknown

Over: Hwy 064

1.63 MI S OF PORTLAND SCL, Clackamas, OR

Built 2002 ADT: 58,129

MULTORPOR MT RD

Unknown

Over: HWY 26

2.9 MI W HWY 53 JCT, Clackamas, OR

Built 2006 ADT: 7,319

I-5 (Hwy 1) NB

Unknown

Over: Hwy 51 SB

020 MI N MARION-CLACK LN, Clackamas, OR

Built 2007 ADT: 10,331

I-5 (Hwy 1) SB

Unknown

Over: Hwy 51 SB

020 MI N MARION-CLACK LN, Clackamas, OR

Built 2007 ADT: 10,331

OR 213 (HWY 068)

Unknown

Over: HWY 64

Over Hwy 064 Mp 13.48, Clackamas, OR

Built 2015 ADT: 47,511

SE_Tolbert_St.

Unknown

Over: 94th_Ave

0.15 Mile W Inter Minman, Clackamas, OR

Built 2017 ADT: 1,000

SE_Tolbert_St.

Unknown

Over: Prvt Dr

0.12 Mile W Inter Minman, Clackamas, OR

Built 2015 ADT: 1,000

US101 (Hwy 9)

Unknown

Over: Private Road

080 MI S ASTORIA, Clatsop, OR

Built 1930 ADT: 50

US101 (Hwy 9)

Unknown

Over: Arch Cape Creek

001 MI N ARCH CAPE TUNNEL, Clatsop, OR

Built 1937 ADT: 50

US 30 (HWY 92)

Unknown

Over: John Day River

026 MI E ASTORIA, Clatsop, OR

Built 1990 ADT: 8,100

US 26 (HWY 47)

Unknown

Over: Nehalem River & Hwy 103

001 MI NW JEWELL JCT, Clatsop, OR

Built 1939 ADT: 999

Hwy 105

Unknown

Over: Belt Line

IN ASTORIA, Clatsop, OR

Built 1921 ADT: 100

US101 (Hwy 9)

Unknown

Over: Sunset Blvd.

0.43M S CANNON BEACH JCT., Clatsop, OR

Built 1952 ADT: 6,200

US101 (Hwy 9)

Unknown

Over: Warren Street

050 MI N ARCH CAPE TUNNEL, Clatsop, OR

Built 1952 ADT: 5,400

Maggie Johnson Rd

Unknown

Over: US 30 (HWY 92)

11.0 MI E ASTORIA, Clatsop, OR

Built 1951 ADT: 6,767

US101 (HWY 9)

Unknown

Over: Columbia River

Main through truss spans, Clatsop, OR

Built 1966 ADT: 18,997

Showing 51-100 of 8,310 bridges

Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.

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.