FHWA NBI 2024 Inspection record Public-domain dataset

KONA DR

Carrying KONA DR over BOONE FORK

@.0 MI. JCT - KY 805 &113, Letcher, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
43 t Inventory load rating

Bridge Snapshot: KONA DR

The KONA DR bridge in Letcher, Kentucky carries KONA DR over BOONE FORK. It was built in 1993, making it 33 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 1,074 vehicles, placing it in the moderately-trafficked tier of Kentucky 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 7/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 42.9 metric tons.

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

How KONA DR compares

▲ 3.7
Load rating vs Kentucky average (39.2 t)
Top 34%
Higher load rating than 66% of Kentucky bridges
179
Bridges in Letcher · 20 in Poor condition
KONA DR 42.9 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
77.8 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
11.0
Essentiality /15
14.8
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 How the historical reference is calculated.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
7/9
Good (7–9)
Inventory Load Rating
42.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1993
Material
Prestressed Concrete
Number of Spans
1
Structure Length
11.3 m (37 ft)
Deck Width
7.3 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
1,074 vehicles/day
Structure Number
067C00066N

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether KONA DR 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 KONA DR against other structures in Letcher 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 KONA DR?

KONA DR in Letcher, Kentucky has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is KONA DR inspected?

KONA DR'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 1,074 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. KONA DR 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 KONA DR?

KONA DR has an NBI inventory load rating of 42.9 metric tons.

Who is responsible for maintaining KONA DR?

KONA DR is owned and maintained by County Highway Agency.

How old is KONA DR and does age affect safety?

KONA DR was built in 1993, making it 33 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.