FHWA NBI 2024 Inspection record Public-domain dataset

FORT KNOX DRIVE

Carrying FORT KNOX DRIVE over SNAPP CREEK

00.22 N OF OLD TERRE HAUT, Knox, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
33 t Inventory load rating

Bridge Snapshot: FORT KNOX DRIVE

The FORT KNOX DRIVE bridge in Knox, Indiana carries FORT KNOX DRIVE over SNAPP CREEK. It was built in 1988, making it 38 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 31.1 meters (102 feet) end to end. Daily traffic averages 170 vehicles, placing it in the lower-traffic tier of Indiana bridges. It is owned and maintained by County Highway Agency.

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 32.7 metric tons.

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

How FORT KNOX DRIVE compares

▼ 2.9
Load rating vs Indiana average (35.6 t)
Bottom 36%
Lower load rating than 64% of Indiana bridges
282
Bridges in Knox · 11 in Poor condition
FORT KNOX DRIVE 32.7 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
98.2 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
28.3
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 How the historical reference is calculated.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
32.7 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1988
Material
Concrete Continuous
Number of Spans
3
Structure Length
31.1 m (102 ft)
Deck Width
8.8 m (29 ft)
Owner
County Highway Agency
Avg Daily Traffic
170 vehicles/day
Structure Number
4200168

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • 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 FORT KNOX DRIVE 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 FORT KNOX DRIVE against other structures in Knox and across Indiana. Indiana 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 FORT KNOX DRIVE?

FORT KNOX DRIVE in Knox, Indiana 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 FORT KNOX DRIVE inspected?

FORT KNOX DRIVE'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 170 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FORT KNOX DRIVE 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 FORT KNOX DRIVE?

FORT KNOX DRIVE has an NBI inventory load rating of 32.7 metric tons.

Who is responsible for maintaining FORT KNOX DRIVE?

FORT KNOX DRIVE is owned and maintained by County Highway Agency.

How old is FORT KNOX DRIVE and does age affect safety?

FORT KNOX DRIVE was built in 1988, making it 38 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.