FHWA NBI 2024 Inspection record Public-domain dataset

RIDGE RD

Carrying RIDGE RD over TRIB. CYPRESS CREEK

.6 MI SW JCT KY 70, Muhlenberg, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
51 t Inventory load rating

Bridge Snapshot: RIDGE RD

The RIDGE RD bridge in Muhlenberg, Kentucky carries RIDGE RD over TRIB. CYPRESS CREEK. It was built in 1990, making it 36 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 16.5 meters (54 feet) end to end. Daily traffic averages 300 vehicles, placing it in the lower-traffic tier of Kentucky bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 6/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 50.7 metric tons.

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

How RIDGE RD compares

▲ 11.5
Load rating vs Kentucky average (39.2 t)
Top 19%
Higher load rating than 81% of Kentucky bridges
153
Bridges in Muhlenberg · 7 in Poor condition
RIDGE RD 50.7 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
81.4 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
13.5
Essentiality /15
14.9
Special reductions
−2.0

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 How the historical reference is calculated.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
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
50.7 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1990
Material
Prestressed Concrete
Number of Spans
1
Structure Length
16.5 m (54 ft)
Deck Width
5.0 m (16 ft)
Owner
County Highway Agency
Avg Daily Traffic
300 vehicles/day
Structure Number
089C00044N

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 good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether RIDGE RD 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 RIDGE RD against other structures in Muhlenberg 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 RIDGE RD?

RIDGE RD in Muhlenberg, Kentucky has a deck rating of 6/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is RIDGE RD inspected?

RIDGE RD'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 300 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. RIDGE RD 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 RIDGE RD?

RIDGE RD has an NBI inventory load rating of 50.7 metric tons.

Who is responsible for maintaining RIDGE RD?

RIDGE RD is owned and maintained by County Highway Agency.

How old is RIDGE RD and does age affect safety?

RIDGE RD was built in 1990, making it 36 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.