RIVERSIDE AVENUE
Carrying RIVERSIDE AVENUE over WILLOW CREEK EB
0.05 MI W OF HWY 74, Morrow, Oregon
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: RIVERSIDE AVENUE
The RIVERSIDE AVENUE bridge in Morrow, Oregon carries RIVERSIDE AVENUE over WILLOW CREEK EB. It was built in 1915, making it 111 years old today. The structure is built primarily of concrete and spans 1 section, stretching 14.0 meters (46 feet) end to end. Daily traffic averages 277 vehicles, placing it in the lower-traffic tier of Oregon bridges. It is owned and maintained by City/Municipal Highway Agency.
The latest FHWA inspection records show a deck rating of 7/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 11.3 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How RIVERSIDE AVENUE compares
Live comparison across Oregon.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1915
- Material
- Concrete
- Number of Spans
- 1
- Structure Length
- 14.0 m (46 ft)
- Deck Width
- 7.3 m (24 ft)
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 277 vehicles/day
- Structure Number
- 49B09 000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
- • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.
How to read this record
This page shows what the last federal inspection recorded, not whether RIVERSIDE AVENUE 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 RIVERSIDE AVENUE against other structures in Morrow 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 RIVERSIDE AVENUE?
RIVERSIDE AVENUE in Morrow, Oregon has a deck rating of 7/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is RIVERSIDE AVENUE inspected?
RIVERSIDE AVENUE'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 277 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. RIVERSIDE AVENUE 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 RIVERSIDE AVENUE?
RIVERSIDE AVENUE has an NBI inventory load rating of 11.3 metric tons.
Who is responsible for maintaining RIVERSIDE AVENUE?
RIVERSIDE AVENUE is owned and maintained by City/Municipal Highway Agency.
How old is RIVERSIDE AVENUE and does age affect safety?
RIVERSIDE AVENUE was built in 1915, making it 111 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.
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.