FHWA NBI 2024 Inspection record Public-domain dataset

RTE 46

Carrying RTE 46 over CSX Trans/ Amtrak

NORTH END OF ONEIDA, Madison, New York

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
65 t Inventory load rating

Bridge Snapshot: RTE 46

The RTE 46 bridge in Madison, New York carries RTE 46 over CSX Trans/ Amtrak. It was built in 2008, making it 18 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 28.7 meters (94 feet) end to end. Daily traffic averages 5,991 vehicles, placing it in the moderately-trafficked tier of New York bridges. It is owned and maintained by Railroad.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 8/9, substructure at 8/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 65.3 metric tons.

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

How RTE 46 compares

▲ 23.4
Load rating vs New York average (41.9 t)
Top 9%
Higher load rating than 91% of New York bridges
175
Bridges in Madison · 11 in Poor condition
RTE 46 65.3 t
New York average 41.9 t

Live comparison across New York.

Historical Sufficiency Rating

PlainBridge-computed
96.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
12.7
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 How the historical reference is calculated.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
8/9
Good (7–9)
Superstructure
8/9
Good (7–9)
Substructure
8/9
Good (7–9)
Inventory Load Rating
65.3 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2008
Material
Prestressed Concrete
Number of Spans
1
Structure Length
28.7 m (94 ft)
Deck Width
13.1 m (43 ft)
Owner
Railroad
Avg Daily Traffic
5,991 vehicles/day
Structure Number
000000002025660

Condition Analysis

  • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
  • The superstructure (beams and supports above the deck) is in good condition (8/9), showing no significant deterioration.
  • At 8/9, 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 RTE 46 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 RTE 46 against other structures in Madison and across New York. New York 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 RTE 46?

RTE 46 in Madison, New York has a deck rating of 8/9, superstructure rating of 8/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is RTE 46 inspected?

RTE 46'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 5,991 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. RTE 46 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 RTE 46?

RTE 46 has an NBI inventory load rating of 65.3 metric tons.

Who is responsible for maintaining RTE 46?

RTE 46 is owned and maintained by Railroad.

How old is RTE 46 and does age affect safety?

RTE 46 was built in 2008, making it 18 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.