FHWA NBI 2024 Inspection record Public-domain dataset

KY-483

Carrying KY-483 over BRANCH OF DRY CREEK

.20 MI EAST OF JCT KY 427, Graves, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
41 t Inventory load rating

Bridge Snapshot: KY-483

The KY-483 bridge in Graves, Kentucky carries KY-483 over BRANCH OF DRY CREEK. It was built in 1955, making it 71 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 7.0 meters (23 feet) end to end. Daily traffic averages 362 vehicles, placing it in the lower-traffic tier of Kentucky bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 40.8 metric tons.

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

How KY-483 compares

▲ 1.6
Load rating vs Kentucky average (39.2 t)
Top 42%
Higher load rating than 58% of Kentucky bridges
380
Bridges in Graves · 36 in Poor condition
KY-483 40.8 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
69.9 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
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 How the historical reference is calculated.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

Culvert
4/9
Poor (1–4)
Inventory Load Rating
40.8 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1955
Material
Concrete
Number of Spans
2
Structure Length
7.0 m (23 ft)
Owner
State Highway Agency
Avg Daily Traffic
362 vehicles/day
Structure Number
042B00040N

How to read this record

KY-483 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-483 against other structures in Graves 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-483?

KY-483 in Graves, Kentucky on the FHWA's 0–9 scale.

How often is KY-483 inspected?

KY-483'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 362 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. KY-483 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-483?

KY-483 has an NBI inventory load rating of 40.8 metric tons.

Who is responsible for maintaining KY-483?

KY-483 is owned and maintained by State Highway Agency.

How old is KY-483 and does age affect safety?

KY-483 was built in 1955, making it 71 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.