FHWA NBI 2024 Inspection record Public-domain dataset

BROWNSMEAD DIKE RD

Carrying BROWNSMEAD DIKE RD over BLIND SLOUGH

022 MI N HWY 30, Clatsop, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: BROWNSMEAD DIKE RD

The BROWNSMEAD DIKE RD bridge in Clatsop, Oregon carries BROWNSMEAD DIKE RD over BLIND SLOUGH. It was built in 1959, making it 67 years old today. The structure is built primarily of concrete and spans 7 sections, stretching 64.3 meters (211 feet) end to end. Daily traffic averages 338 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 6/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 23.7 metric tons.

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

How BROWNSMEAD DIKE RD compares

▼ 8.6
Load rating vs Oregon average (32.3 t)
Bottom 32%
Lower load rating than 68% of Oregon bridges
155
Bridges in Clatsop · 5 in Poor condition
BROWNSMEAD DIKE RD 23.7 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
71.6 / 100 - historical 50–79.9 band
Structural adequacy /55
46.6
Serviceability /30
13.0
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
23.7 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1959
Material
Concrete
Number of Spans
7
Structure Length
64.3 m (211 ft)
Deck Width
8.2 m (27 ft)
Owner
County Highway Agency
Avg Daily Traffic
338 vehicles/day
Structure Number
11128 020300060

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 6/9, 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 BROWNSMEAD DIKE 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 BROWNSMEAD DIKE RD against other structures in Clatsop 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 BROWNSMEAD DIKE RD?

BROWNSMEAD DIKE RD in Clatsop, Oregon has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is BROWNSMEAD DIKE RD inspected?

BROWNSMEAD DIKE 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 338 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. BROWNSMEAD DIKE RD 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 BROWNSMEAD DIKE RD?

BROWNSMEAD DIKE RD has an NBI inventory load rating of 23.7 metric tons.

Who is responsible for maintaining BROWNSMEAD DIKE RD?

BROWNSMEAD DIKE RD is owned and maintained by County Highway Agency.

How old is BROWNSMEAD DIKE RD and does age affect safety?

BROWNSMEAD DIKE RD was built in 1959, making it 67 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.