Hwy 081 NB
Carrying Hwy 081 NB over Molalla River
IN CANBY, Clackamas, Oregon
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
Hwy 081 NB in Clackamas, Oregon sits above 8% of rated Oregon bridges on inventory load rating (15 t), while its 1936 build year is earlier than 93% of Clackamas's recorded-year cohort (367 bridges).
Hwy 081 NB in Clackamas, Oregon is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1936, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure OR:02061 01E 02203
PRE-1950 · STEEL · MULTI-SPAN · TIED-CTRL · ARTERIAL-ADT · LIGHT-LOAD · CAT-FAIR
- PRE-1950 Pre-1950
- STEEL Steel
- MULTI-SPAN 3 spans
- TIED-CTRL Tied control
- ARTERIAL-ADT Arterial ADT
- LIGHT-LOAD Light load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: Hwy 081 NB
The Hwy 081 NB bridge in Clackamas, Oregon carries Hwy 081 NB over Molalla River. It was built in 1936, making it 90 years old today. The structure is built primarily of steel and spans 3 sections, stretching 182.8 meters (600 feet) end to end. Daily traffic averages 9,751 vehicles, placing it in the moderately-trafficked tier of Oregon bridges. It is owned and maintained by State Highway Agency.
The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How Hwy 081 NB compares
Age against the county: built in 1936, earlier than 343 of Clackamas's 367 bridges with a recorded construction year (93%), against a county median build year of 1970. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Oregon bridges with a recorded inventory load rating (8,282 of 8,305 rated).
Hwy 081 NB vs every rated Oregon bridge
Inventory load rating (metric tons), FHWA NBI, this state
15 Top 92% higher than 8% of 8,282 bridges
rated Oregon bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Clackamas inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 367 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1936
- Material
- Steel
- Number of Spans
- 3
- Structure Length
- 182.8 m (600 ft)
- Deck Width
- 10.8 m (35 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 9,751 vehicles/day
- Structure Number
- 02061 01E 02203
Condition Analysis
- • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
- • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether Hwy 081 NB is safe to cross today. Here is how to use it.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
- Compare Hwy 081 NB against other structures in Clackamas and across Oregon. Oregon bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for Hwy 081 NB?
Hwy 081 NB in Clackamas, Oregon has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is Hwy 081 NB inspected?
Hwy 081 NB's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 9,751 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Hwy 081 NB is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for Hwy 081 NB?
Hwy 081 NB has an NBI inventory load rating of 14.9 metric tons.
Who is responsible for maintaining Hwy 081 NB?
Hwy 081 NB is owned and maintained by State Highway Agency.
How old is Hwy 081 NB and does age affect safety?
Hwy 081 NB was built in 1936, making it 90 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.