FHWA NBI 2024 Inspection record Public-domain dataset

BOLHKEN DRIVE

Carrying BOLHKEN DRIVE over BURKHART CREEK

024 MI W ST HWY 20, Linn, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
40 t Inventory load rating

Bridge Snapshot: BOLHKEN DRIVE

The BOLHKEN DRIVE bridge in Linn, Oregon carries BOLHKEN DRIVE over BURKHART CREEK. It was built in 2009, making it 17 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 11.3 meters (37 feet) end to end. Daily traffic averages 309 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 8/9, superstructure at 8/9, substructure at 8/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 39.9 metric tons.

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

How BOLHKEN DRIVE compares

▲ 7.6
Load rating vs Oregon average (32.3 t)
Top 28%
Higher load rating than 72% of Oregon bridges
567
Bridges in Linn · 100 in Poor condition
BOLHKEN DRIVE 39.9 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
82.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
13.0
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 How the historical reference is calculated.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
8/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
39.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2009
Material
Prestressed Concrete
Number of Spans
1
Structure Length
11.3 m (37 ft)
Deck Width
8.5 m (28 ft)
Owner
County Highway Agency
Avg Daily Traffic
309 vehicles/day
Structure Number
21471 065800235

Condition Analysis

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

How to read this record

This page shows what the last federal inspection recorded, not whether BOLHKEN DRIVE 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 BOLHKEN DRIVE against other structures in Linn 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 BOLHKEN DRIVE?

BOLHKEN DRIVE in Linn, Oregon has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is BOLHKEN DRIVE inspected?

BOLHKEN DRIVE'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 309 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. BOLHKEN DRIVE 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 BOLHKEN DRIVE?

BOLHKEN DRIVE has an NBI inventory load rating of 39.9 metric tons.

Who is responsible for maintaining BOLHKEN DRIVE?

BOLHKEN DRIVE is owned and maintained by County Highway Agency.

How old is BOLHKEN DRIVE and does age affect safety?

BOLHKEN DRIVE was built in 2009, making it 17 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.