FHWA NBI 2024 Inspection record Public-domain dataset

US 40

Carrying US 40 over ABANDONED RR

01.57 E SR 46, Vigo, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
32 t Inventory load rating

Bridge Snapshot: US 40

The US 40 bridge in Vigo, Indiana carries US 40 over ABANDONED RR. It was built in 1921, making it 105 years old today. It was last reconstructed in 1984, extending its service life. The structure is built primarily of steel continuous and spans 9 sections, stretching 98.8 meters (324 feet) end to end. Daily traffic averages 12,258 vehicles, placing it in the heavily-trafficked tier of Indiana bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 7/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 32.3 metric tons.

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

How US 40 compares

▼ 3.3
Load rating vs Indiana average (35.6 t)
Bottom 34%
Lower load rating than 66% of Indiana bridges
294
Bridges in Vigo · 13 in Poor condition
US 40 32.3 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
38.8 / 100 - historical 20–49.9 band
Structural adequacy /55
30.0
Serviceability /30
8.0
Essentiality /15
0.9
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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
7/9
Good (7–9)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
32.3 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1921
Last Reconstructed
1984
Material
Steel Continuous
Number of Spans
9
Structure Length
98.8 m (324 ft)
Deck Width
16.9 m (55 ft)
Owner
State Highway Agency
Avg Daily Traffic
12,258 vehicles/day
Structure Number
013630

Condition Analysis

  • The deck (driving surface) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

US 40 is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare US 40 against other structures in Vigo 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 US 40?

US 40 in Vigo, Indiana has a deck rating of 4/9, superstructure rating of 7/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is US 40 inspected?

US 40'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 12,258 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 40 is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for US 40?

US 40 has an NBI inventory load rating of 32.3 metric tons.

Who is responsible for maintaining US 40?

US 40 is owned and maintained by State Highway Agency.

How old is US 40 and does age affect safety?

US 40 was built in 1921, making it 105 years old and last reconstructed in 1984.

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.