FHWA NBI 2024 Inspection record Public-domain dataset

CROOK RD

Carrying CROOK RD over MUDDY CREEK OVERFLOW

0158 MILES WEST OF HWY 99, Linn, Oregon

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
17 t Inventory load rating

Bridge Snapshot: CROOK RD

The CROOK RD bridge in Linn, Oregon carries CROOK RD over MUDDY CREEK OVERFLOW. It was built in 1968, making it 58 years old today. The structure is built primarily of prestressed concrete and spans 2 sections, stretching 18.3 meters (60 feet) end to end. Daily traffic averages 237 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 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 17.2 metric tons.

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

How CROOK RD compares

▼ 15.1
Load rating vs Oregon average (32.3 t)
Bottom 12%
Lower load rating than 88% of Oregon bridges
567
Bridges in Linn · 100 in Poor condition
CROOK RD 17.2 t
Oregon average 32.3 t

Live comparison across Oregon.

Historical Sufficiency Rating

PlainBridge-computed
50.6 / 100 - historical 50–79.9 band
Structural adequacy /55
10.7
Serviceability /30
28.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
17.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1968
Material
Prestressed Concrete
Number of Spans
2
Structure Length
18.3 m (60 ft)
Deck Width
10.9 m (36 ft)
Owner
County Highway Agency
Avg Daily Traffic
237 vehicles/day
Structure Number
12323 021900158

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.

How to read this record

CROOK RD is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare CROOK RD 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 CROOK RD?

CROOK RD in Linn, Oregon has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is CROOK RD inspected?

CROOK 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 237 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CROOK RD is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for CROOK RD?

CROOK RD has an NBI inventory load rating of 17.2 metric tons.

Who is responsible for maintaining CROOK RD?

CROOK RD is owned and maintained by County Highway Agency.

How old is CROOK RD and does age affect safety?

CROOK RD was built in 1968, making it 58 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.