FHWA NBI 2024 Inspection record Public-domain dataset

N POWDER RD

Carrying N POWDER RD over I-84 (HWY 006)

076 MI NW BAKER CO LINE, Union, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Unknown

Bridge Snapshot: N POWDER RD

The N POWDER RD bridge in Union, Oregon carries N POWDER RD over I-84 (HWY 006). It was built in 1974, making it 52 years old today. The structure is built primarily of prestressed concrete continuous. Daily traffic averages 11,000 vehicles, placing it in the heavily-trafficked tier of Oregon bridges.

The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. None of this bridge's reported major components fall into the Poor condition range.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How N POWDER RD compares

167
Bridges in Union · 6 in Poor condition

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
98.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
15.0
Special reductions
−2.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Overall Condition
Unrated

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1974
Material
Prestressed Concrete Continuous
Avg Daily Traffic
11,000 vehicles/day
Structure Number
13584 006C27864

How to read this record

This page shows what the last federal inspection recorded, not whether N POWDER RD 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 N POWDER RD against other structures in Union 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 N POWDER RD?

N POWDER RD in Union, Oregon on the FHWA's 0–9 scale.

How often is N POWDER RD inspected?

N POWDER RD'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 11,000 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. N POWDER RD is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for N POWDER RD?

An inventory load rating is not recorded for N POWDER RD.

Who is responsible for maintaining N POWDER RD?

Ownership is not specified for N POWDER RD in the NBI.

How old is N POWDER RD and does age affect safety?

N POWDER RD was built in 1974, making it 52 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.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

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.