FHWA NBI 2024 Inspection record Public-domain dataset

OR 206 (HWY 300)

Carrying OR 206 (HWY 300) over ROCK CREEK

103 MI E CONDON, Gilliam, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
20 t Inventory load rating

Bridge Snapshot: OR 206 (HWY 300)

The OR 206 (HWY 300) bridge in Gilliam, Oregon carries OR 206 (HWY 300) over ROCK CREEK. It was built in 1934, making it 92 years old today. The structure is built primarily of steel and spans 1 section, stretching 30.2 meters (99 feet) end to end. Daily traffic averages 52 vehicles, placing it in the lower-traffic tier of Oregon bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 5/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 20.4 metric tons.

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

How OR 206 (HWY 300) compares

▼ 11.9
Load rating vs Oregon average (32.3 t)
Bottom 21%
Lower load rating than 79% of Oregon bridges
35
Bridges in Gilliam
OR 206 (HWY 300) 20.4 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
66.4 / 100 - historical 50–79.9 band
Structural adequacy /55
31.5
Serviceability /30
23.0
Essentiality /15
14.9
Special reductions
−3.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
20.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1934
Material
Steel
Number of Spans
1
Structure Length
30.2 m (99 ft)
Deck Width
8.3 m (27 ft)
Owner
State Highway Agency
Avg Daily Traffic
52 vehicles/day
Structure Number
01792 300 05167

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 5/9, 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 OR 206 (HWY 300) 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 OR 206 (HWY 300) against other structures in Gilliam 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 OR 206 (HWY 300)?

OR 206 (HWY 300) in Gilliam, Oregon has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is OR 206 (HWY 300) inspected?

OR 206 (HWY 300)'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 52 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. OR 206 (HWY 300) 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 OR 206 (HWY 300)?

OR 206 (HWY 300) has an NBI inventory load rating of 20.4 metric tons.

Who is responsible for maintaining OR 206 (HWY 300)?

OR 206 (HWY 300) is owned and maintained by State Highway Agency.

How old is OR 206 (HWY 300) and does age affect safety?

OR 206 (HWY 300) was built in 1934, making it 92 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.