WEST HIGHLAND EXT.
Carrying WEST HIGHLAND EXT. over UMATILLA RIVER
1.0 MI W OF HWY 207, Umatilla, Oregon
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: WEST HIGHLAND EXT.
The WEST HIGHLAND EXT. bridge in Umatilla, Oregon carries WEST HIGHLAND EXT. over UMATILLA RIVER. It was built in 1966, making it 60 years old today. The structure is built primarily of prestressed concrete continuous and spans 3 sections, stretching 75.6 meters (248 feet) end to end. Daily traffic averages 8,447 vehicles, placing it in the moderately-trafficked tier of Oregon bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 7/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 51.7 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How WEST HIGHLAND EXT. 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 How the historical reference is calculated.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
- 1966
- Material
- Prestressed Concrete Continuous
- Number of Spans
- 3
- Structure Length
- 75.6 m (248 ft)
- Deck Width
- 11.6 m (38 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 8,447 vehicles/day
- Structure Number
- 59C291120000367
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
- • At 4/9, the substructure (piers and abutments) is in poor shape, with advanced wear flagged for priority repair.
How to read this record
WEST HIGHLAND EXT. is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare WEST HIGHLAND EXT. against other structures in Umatilla 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 WEST HIGHLAND EXT.?
WEST HIGHLAND EXT. in Umatilla, Oregon has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is WEST HIGHLAND EXT. inspected?
WEST HIGHLAND EXT.'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 8,447 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. WEST HIGHLAND EXT. is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for WEST HIGHLAND EXT.?
WEST HIGHLAND EXT. has an NBI inventory load rating of 51.7 metric tons.
Who is responsible for maintaining WEST HIGHLAND EXT.?
WEST HIGHLAND EXT. is owned and maintained by County Highway Agency.
How old is WEST HIGHLAND EXT. and does age affect safety?
WEST HIGHLAND EXT. was built in 1966, making it 60 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.