FHWA NBI 2024 Inspection record Public-domain dataset

MAYS ROAD

Carrying MAYS ROAD over PLASS DITCH

00.59 E OF US 41, Knox, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
17 t Inventory load rating

Bridge Snapshot: MAYS ROAD

The MAYS ROAD bridge in Knox, Indiana carries MAYS ROAD over PLASS DITCH. It was built in 1925, making it 101 years old today. It was last reconstructed in 2004, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 26.5 meters (87 feet) end to end. Daily traffic averages 154 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 5/9, substructure at 5/9. 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 17.2 metric tons.

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

How MAYS ROAD compares

▼ 18.4
Load rating vs Indiana average (35.6 t)
Bottom 4%
Lower load rating than 96% of Indiana bridges
282
Bridges in Knox · 11 in Poor condition
MAYS ROAD 17.2 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
48.7 / 100 - historical 20–49.9 band
Structural adequacy /55
25.7
Serviceability /30
8.0
Essentiality /15
14.9
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
17.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1925
Last Reconstructed
2004
Material
Steel
Number of Spans
1
Structure Length
26.5 m (87 ft)
Deck Width
6.1 m (20 ft)
Owner
County Highway Agency
Avg Daily Traffic
154 vehicles/day
Structure Number
4200046

Condition Analysis

  • At 7/9, the deck (driving surface) is in good shape and shows no significant wear.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

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

MAYS ROAD in Knox, Indiana has a deck rating of 7/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is MAYS ROAD inspected?

MAYS 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 154 vehicles per day.

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

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

MAYS ROAD has an NBI inventory load rating of 17.2 metric tons.

Who is responsible for maintaining MAYS ROAD?

MAYS ROAD is owned and maintained by County Highway Agency.

How old is MAYS ROAD and does age affect safety?

MAYS ROAD was built in 1925, making it 101 years old and last reconstructed in 2004.

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.