FHWA NBI 2024 Inspection record Public-domain dataset

Ramp B1 9004

Carrying Ramp B1 9004 over Blue Creek

300' S Jct. US 68 B, Christian, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
93 t Inventory load rating

Bridge Snapshot: Ramp B1 9004

The Ramp B1 9004 bridge in Christian, Kentucky carries Ramp B1 9004 over Blue Creek. It was built in 2007, making it 19 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 19.9 meters (65 feet) end to end. Daily traffic averages 10,441 vehicles, placing it in the heavily-trafficked tier of Kentucky bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 92.5 metric tons.

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

How Ramp B1 9004 compares

▲ 53.3
Load rating vs Kentucky average (39.2 t)
Top 2%
Higher load rating than 98% of Kentucky bridges
300
Bridges in Christian · 10 in Poor condition
Ramp B1 9004 92.5 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
98.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
13.0
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 How the historical reference is calculated.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

Culvert
7/9
Good (7–9)
Inventory Load Rating
92.5 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2007
Material
Concrete
Number of Spans
3
Structure Length
19.9 m (65 ft)
Owner
State Highway Agency
Avg Daily Traffic
10,441 vehicles/day
Structure Number
024B00172N

How to read this record

This page shows what the last federal inspection recorded, not whether Ramp B1 9004 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 Ramp B1 9004 against other structures in Christian 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 Ramp B1 9004?

Ramp B1 9004 in Christian, Kentucky on the FHWA's 0–9 scale.

How often is Ramp B1 9004 inspected?

Ramp B1 9004'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 10,441 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Ramp B1 9004 is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for Ramp B1 9004?

Ramp B1 9004 has an NBI inventory load rating of 92.5 metric tons.

Who is responsible for maintaining Ramp B1 9004?

Ramp B1 9004 is owned and maintained by State Highway Agency.

How old is Ramp B1 9004 and does age affect safety?

Ramp B1 9004 was built in 2007, making it 19 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.