FHWA NBI 2024 Inspection record Public-domain dataset

KY-81

Carrying KY-81 over UNNAME STREAM

AT MUHLENBERG - MCLEAN CL, McLean, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
22 t Inventory load rating

Bridge Snapshot: KY-81

The KY-81 bridge in McLean, Kentucky carries KY-81 over UNNAME STREAM. It was built in 1925, making it 101 years old today. The structure is built primarily of concrete and spans 1 section, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 2,979 vehicles, placing it in the moderately-trafficked tier of Kentucky bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 5/9. 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 22.0 metric tons.

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

How KY-81 compares

▼ 17.2
Load rating vs Kentucky average (39.2 t)
Bottom 16%
Lower load rating than 84% of Kentucky bridges
75
Bridges in McLean · 8 in Poor condition
KY-81 22.0 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
35.8 / 100 - historical 20–49.9 band
Structural adequacy /55
19.1
Serviceability /30
6.0
Essentiality /15
10.7
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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
22.0 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1925
Material
Concrete
Number of Spans
1
Structure Length
10.1 m (33 ft)
Deck Width
7.1 m (23 ft)
Owner
State Highway Agency
Avg Daily Traffic
2,979 vehicles/day
Structure Number
075B00028N

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

KY-81 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 KY-81 against other structures in McLean 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 KY-81?

KY-81 in McLean, Kentucky has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is KY-81 inspected?

KY-81'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 2,979 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. KY-81 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 KY-81?

KY-81 has an NBI inventory load rating of 22.0 metric tons.

Who is responsible for maintaining KY-81?

KY-81 is owned and maintained by State Highway Agency.

How old is KY-81 and does age affect safety?

KY-81 was built in 1925, making it 101 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.