FHWA NBI 2024 Inspection record Public-domain dataset

KY-353

Carrying KY-353 over SILAS CREEK

S of Harrison County line, Bourbon, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
46 t Inventory load rating

Bridge Snapshot: KY-353

The KY-353 bridge in Bourbon, Kentucky carries KY-353 over SILAS CREEK. It was built in 1952, making it 74 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 30.2 meters (99 feet) end to end. Daily traffic averages 1,484 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 6/9, superstructure at 6/9, substructure at 5/9. 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 45.5 metric tons.

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

How KY-353 compares

▲ 6.3
Load rating vs Kentucky average (39.2 t)
Top 28%
Higher load rating than 72% of Kentucky bridges
112
Bridges in Bourbon · 3 in Poor condition
KY-353 45.5 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
79.7 / 100 - historical 50–79.9 band
Structural adequacy /55
45.0
Serviceability /30
19.9
Essentiality /15
14.8
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
45.5 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1952
Material
Concrete
Number of Spans
3
Structure Length
30.2 m (99 ft)
Deck Width
9.4 m (31 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,484 vehicles/day
Structure Number
009B00031N

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether KY-353 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 KY-353 against other structures in Bourbon 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-353?

KY-353 in Bourbon, Kentucky has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is KY-353 inspected?

KY-353'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 1,484 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. KY-353 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 KY-353?

KY-353 has an NBI inventory load rating of 45.5 metric tons.

Who is responsible for maintaining KY-353?

KY-353 is owned and maintained by State Highway Agency.

How old is KY-353 and does age affect safety?

KY-353 was built in 1952, making it 74 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.