FHWA NBI 2024 Inspection record Public-domain dataset

KY-1571

Carrying KY-1571 over COW CREEK

.1 MI E OF JCT KY 1645, Estill, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
23 t Inventory load rating

Bridge Snapshot: KY-1571

The KY-1571 bridge in Estill, Kentucky carries KY-1571 over COW CREEK. It was built in 1970, making it 56 years old today. The structure is built primarily of prestressed concrete and spans 2 sections, stretching 50.6 meters (166 feet) end to end. Daily traffic averages 1,287 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 5/9, superstructure at 4/9, substructure at 7/9. 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 23.4 metric tons.

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

How KY-1571 compares

▼ 15.8
Load rating vs Kentucky average (39.2 t)
Bottom 17%
Lower load rating than 83% of Kentucky bridges
56
Bridges in Estill · 6 in Poor condition
KY-1571 23.4 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
43.7 / 100 - historical 20–49.9 band
Structural adequacy /55
21.2
Serviceability /30
8.0
Essentiality /15
14.5
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
4/9
Poor (1–4)
Substructure
7/9
Good (7–9)
Inventory Load Rating
23.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1970
Material
Prestressed Concrete
Number of Spans
2
Structure Length
50.6 m (166 ft)
Deck Width
4.1 m (13 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,287 vehicles/day
Structure Number
033B00027N

Condition Analysis

  • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

KY-1571 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-1571 against other structures in Estill 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-1571?

KY-1571 in Estill, Kentucky has a deck rating of 5/9, superstructure rating of 4/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is KY-1571 inspected?

KY-1571'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 1,287 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. KY-1571 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-1571?

KY-1571 has an NBI inventory load rating of 23.4 metric tons.

Who is responsible for maintaining KY-1571?

KY-1571 is owned and maintained by State Highway Agency.

How old is KY-1571 and does age affect safety?

KY-1571 was built in 1970, making it 56 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.