FHWA NBI 2024 Inspection record Public-domain dataset

MAIN RANGE ROAD

Carrying MAIN RANGE ROAD over SALT RIVER

2.0 KM N. OF LNGSTRT RANG, Hardin, Kentucky

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
38 t Inventory load rating

Bridge Snapshot: MAIN RANGE ROAD

The MAIN RANGE ROAD bridge in Hardin, Kentucky carries MAIN RANGE ROAD over SALT RIVER. It was built in 1993, making it 33 years old today. The structure is built primarily of prestressed concrete and spans 5 sections, stretching 165.2 meters (542 feet) end to end. Daily traffic averages 50 vehicles, placing it in the lower-traffic tier of Kentucky bridges. It is owned and maintained by NASA.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 37.5 metric tons.

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

How MAIN RANGE ROAD compares

▼ 1.7
Load rating vs Kentucky average (39.2 t)
Bottom 43%
Lower load rating than 57% of Kentucky bridges
223
Bridges in Hardin · 9 in Poor condition
MAIN RANGE ROAD 37.5 t
Kentucky average 39.2 t

Live comparison across Kentucky.

Historical Sufficiency Rating

PlainBridge-computed
89.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
19.0
Essentiality /15
15.0
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 How the historical reference is calculated.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

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
37.5 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1993
Material
Prestressed Concrete
Number of Spans
5
Structure Length
165.2 m (542 ft)
Deck Width
8.0 m (26 ft)
Owner
NASA
Avg Daily Traffic
50 vehicles/day
Structure Number
DAPTRAKNO0BDG01

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether MAIN RANGE ROAD 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 MAIN RANGE ROAD against other structures in Hardin 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 MAIN RANGE ROAD?

MAIN RANGE ROAD in Hardin, Kentucky has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is MAIN RANGE ROAD inspected?

MAIN RANGE ROAD'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 50 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MAIN RANGE ROAD 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 MAIN RANGE ROAD?

MAIN RANGE ROAD has an NBI inventory load rating of 37.5 metric tons.

Who is responsible for maintaining MAIN RANGE ROAD?

MAIN RANGE ROAD is owned and maintained by NASA.

How old is MAIN RANGE ROAD and does age affect safety?

MAIN RANGE ROAD was built in 1993, making it 33 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.