FHWA NBI 2024 Inspection record Public-domain dataset

C-1020 BOULDER FLT

Carrying C-1020 BOULDER FLT over CLEAR CREEK

041 MI NW JCT STATE 414, Baker, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
6 t Inventory load rating

Bridge Snapshot: C-1020 BOULDER FLT

The C-1020 BOULDER FLT bridge in Baker, Oregon carries C-1020 BOULDER FLT over CLEAR CREEK. It was built in 1963, making it 63 years old today. The structure is built primarily of steel and spans 1 section, stretching 8.2 meters (27 feet) end to end. Daily traffic averages 123 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 5.8 metric tons.

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

How C-1020 BOULDER FLT compares

▼ 26.5
Load rating vs Oregon average (32.3 t)
Bottom 1%
Lower load rating than 99% of Oregon bridges
188
Bridges in Baker · 13 in Poor condition
C-1020 BOULDER FLT 5.8 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
41.7 / 100 - historical 20–49.9 band
Structural adequacy /55
10.4
Serviceability /30
16.5
Essentiality /15
14.9
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
5.8 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1963
Material
Steel
Number of Spans
1
Structure Length
8.2 m (27 ft)
Deck Width
7.3 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
123 vehicles/day
Structure Number
01C804101500406

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether C-1020 BOULDER FLT 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 C-1020 BOULDER FLT against other structures in Baker 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 C-1020 BOULDER FLT?

C-1020 BOULDER FLT in Baker, 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 C-1020 BOULDER FLT inspected?

C-1020 BOULDER FLT'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 123 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. C-1020 BOULDER FLT 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 C-1020 BOULDER FLT?

C-1020 BOULDER FLT has an NBI inventory load rating of 5.8 metric tons.

Who is responsible for maintaining C-1020 BOULDER FLT?

C-1020 BOULDER FLT is owned and maintained by County Highway Agency.

How old is C-1020 BOULDER FLT and does age affect safety?

C-1020 BOULDER FLT was built in 1963, making it 63 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.