FHWA NBI 2024 Inspection record Public-domain dataset

BUTLER ROAD

Carrying BUTLER ROAD over WILLIAMS DITCH

00.71 W OF HART STREET RO, Knox, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
63 t Inventory load rating

Bridge Snapshot: BUTLER ROAD

The BUTLER ROAD bridge in Knox, Indiana carries BUTLER ROAD over WILLIAMS DITCH. It was built in 1945, making it 81 years old today. It was last reconstructed in 2002, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 10.4 meters (34 feet) end to end. Daily traffic averages 130 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 6/9, superstructure at 6/9, substructure at 7/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 62.9 metric tons.

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

How BUTLER ROAD compares

▲ 27.3
Load rating vs Indiana average (35.6 t)
Top 4%
Higher load rating than 96% of Indiana bridges
282
Bridges in Knox · 11 in Poor condition
BUTLER ROAD 62.9 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
77.0 / 100 - historical 50–79.9 band
Structural adequacy /55
55.0
Serviceability /30
10.0
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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

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

Structural Details

Year Built
1945
Last Reconstructed
2002
Material
Steel
Number of Spans
1
Structure Length
10.4 m (34 ft)
Deck Width
6.0 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
130 vehicles/day
Structure Number
4200133

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether BUTLER 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 BUTLER ROAD 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 BUTLER ROAD?

BUTLER ROAD in Knox, Indiana has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is BUTLER ROAD inspected?

BUTLER 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 130 vehicles per day.

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

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

BUTLER ROAD has an NBI inventory load rating of 62.9 metric tons.

Who is responsible for maintaining BUTLER ROAD?

BUTLER ROAD is owned and maintained by County Highway Agency.

How old is BUTLER ROAD and does age affect safety?

BUTLER ROAD was built in 1945, making it 81 years old and last reconstructed in 2002.

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.