FHWA NBI 2024 Inspection record Public-domain dataset

COUNTY RD 149

Carrying COUNTY RD 149 over NORTH MYRTLE CREEK

8.0 MI NE MYRTLE CR., Douglas, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
54 t Inventory load rating

Bridge Snapshot: COUNTY RD 149

The COUNTY RD 149 bridge in Douglas, Oregon carries COUNTY RD 149 over NORTH MYRTLE CREEK. It was built in 1990, making it 36 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 19.2 meters (63 feet) end to end. Daily traffic averages 74 vehicles, placing it in the lower-traffic tier of Oregon bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 53.5 metric tons.

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

How COUNTY RD 149 compares

▲ 21.2
Load rating vs Oregon average (32.3 t)
Top 9%
Higher load rating than 91% of Oregon bridges
699
Bridges in Douglas · 22 in Poor condition
COUNTY RD 149 53.5 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
86.3 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
25.0
Essentiality /15
14.3
Special reductions
−8.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
53.5 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1990
Material
Prestressed Concrete
Number of Spans
1
Structure Length
19.2 m (63 ft)
Deck Width
8.5 m (28 ft)
Owner
County Highway Agency
Avg Daily Traffic
74 vehicles/day
Structure Number
19C084 149 005

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • At 7/9, 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 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether COUNTY RD 149 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 COUNTY RD 149 against other structures in Douglas 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 COUNTY RD 149?

COUNTY RD 149 in Douglas, Oregon has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is COUNTY RD 149 inspected?

COUNTY RD 149'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 74 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. COUNTY RD 149 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 COUNTY RD 149?

COUNTY RD 149 has an NBI inventory load rating of 53.5 metric tons.

Who is responsible for maintaining COUNTY RD 149?

COUNTY RD 149 is owned and maintained by County Highway Agency.

How old is COUNTY RD 149 and does age affect safety?

COUNTY RD 149 was built in 1990, making it 36 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.