FHWA NBI 2024 Inspection record Public-domain dataset

CR-1066B6

Carrying CR-1066B6 over GUNPOWDER CREEK

0.75 MI W. 0F KY 237, Boone, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
16 t Inventory load rating

Bridge Snapshot: CR-1066B6

The CR-1066B6 bridge in Boone, Kentucky carries CR-1066B6 over GUNPOWDER CREEK. It was built in 2002, making it 24 years old today. The structure is built primarily of concrete and spans 4 sections, stretching 21.6 meters (71 feet) end to end. Daily traffic averages 108 vehicles, placing it in the lower-traffic tier of Kentucky bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 16.3 metric tons.

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

How CR-1066B6 compares

▼ 22.9
Load rating vs Kentucky average (39.2 t)
Bottom 6%
Lower load rating than 94% of Kentucky bridges
138
Bridges in Boone · 6 in Poor condition
CR-1066B6 16.3 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
77.9 / 100 - historical 50–79.9 band
Structural adequacy /55
34.0
Serviceability /30
29.0
Essentiality /15
15.0
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 How the historical reference is calculated.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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
16.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
2002
Material
Concrete
Number of Spans
4
Structure Length
21.6 m (71 ft)
Owner
County Highway Agency
Avg Daily Traffic
108 vehicles/day
Structure Number
008C00069N

How to read this record

This page shows what the last federal inspection recorded, not whether CR-1066B6 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 CR-1066B6 against other structures in Boone and across Kentucky. Kentucky 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 CR-1066B6?

CR-1066B6 in Boone, Kentucky on the FHWA's 0–9 scale.

How often is CR-1066B6 inspected?

CR-1066B6'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 108 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CR-1066B6 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 CR-1066B6?

CR-1066B6 has an NBI inventory load rating of 16.3 metric tons.

Who is responsible for maintaining CR-1066B6?

CR-1066B6 is owned and maintained by County Highway Agency.

How old is CR-1066B6 and does age affect safety?

CR-1066B6 was built in 2002, making it 24 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.