FHWA NBI 2024 Inspection record Public-domain dataset

I-84 (HWY 002)

Carrying I-84 (HWY 002) over THREE MILE CREEK

IN THE DALLES, Wasco, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
28 t Inventory load rating

Bridge Snapshot: I-84 (HWY 002)

The I-84 (HWY 002) bridge in Wasco, Oregon carries I-84 (HWY 002) over THREE MILE CREEK. It was built in 2016, making it 10 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 24.4 meters (80 feet) end to end. Daily traffic averages 18,268 vehicles, placing it in the heavily-trafficked tier of Oregon bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 8/9, substructure at 8/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 28.2 metric tons.

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

How I-84 (HWY 002) compares

▼ 4.1
Load rating vs Oregon average (32.3 t)
Bottom 45%
Lower load rating than 55% of Oregon bridges
148
Bridges in Wasco · 12 in Poor condition
I-84 (HWY 002) 28.2 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
89.9 / 100 - historical 80–100 band
Structural adequacy /55
52.2
Serviceability /30
30.0
Essentiality /15
7.7
Special reductions
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 How the historical reference is calculated.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

Deck
7/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
28.2 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2016
Material
Prestressed Concrete
Number of Spans
1
Structure Length
24.4 m (80 ft)
Deck Width
42.9 m (141 ft)
Owner
State Highway Agency
Avg Daily Traffic
18,268 vehicles/day
Structure Number
22248 002 08683

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • At 8/9, the superstructure (beams and supports above the deck) is in good shape and shows no significant wear.
  • The substructure (piers and abutments) rates good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether I-84 (HWY 002) 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 I-84 (HWY 002) against other structures in Wasco 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 I-84 (HWY 002)?

I-84 (HWY 002) in Wasco, Oregon has a deck rating of 7/9, superstructure rating of 8/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is I-84 (HWY 002) inspected?

I-84 (HWY 002)'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 18,268 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. I-84 (HWY 002) is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for I-84 (HWY 002)?

I-84 (HWY 002) has an NBI inventory load rating of 28.2 metric tons.

Who is responsible for maintaining I-84 (HWY 002)?

I-84 (HWY 002) is owned and maintained by State Highway Agency.

How old is I-84 (HWY 002) and does age affect safety?

I-84 (HWY 002) was built in 2016, making it 10 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.