FHWA NBI 2024 Inspection record Public-domain dataset

US 41 SB

Carrying US 41 SB over LITTLE PIGEON CREEK

00.73 N SR 57, Vanderburgh, Indiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: US 41 SB

The US 41 SB bridge in Vanderburgh, Indiana carries US 41 SB over LITTLE PIGEON CREEK. It was built in 1986, making it 40 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 29.0 meters (95 feet) end to end. Daily traffic averages 12,058 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 6/9, superstructure at 6/9, substructure at 8/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 24.3 metric tons.

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

How US 41 SB compares

▼ 11.3
Load rating vs Indiana average (35.6 t)
Bottom 11%
Lower load rating than 89% of Indiana bridges
286
Bridges in Vanderburgh · 12 in Poor condition
US 41 SB 24.3 t
Indiana average 35.6 t

Live comparison across Indiana.

Historical Sufficiency Rating

PlainBridge-computed
91.3 / 100 - historical 80–100 band
Structural adequacy /55
47.5
Serviceability /30
30.0
Essentiality /15
13.8
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
8/9
Good (7–9)
Inventory Load Rating
24.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1986
Material
Concrete Continuous
Number of Spans
3
Structure Length
29.0 m (95 ft)
Deck Width
13.0 m (43 ft)
Owner
State Highway Agency
Avg Daily Traffic
12,058 vehicles/day
Structure Number
014350

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) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) rates good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether US 41 SB 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 US 41 SB against other structures in Vanderburgh 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 41 SB?

US 41 SB in Vanderburgh, Indiana has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is US 41 SB inspected?

US 41 SB'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 12,058 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 41 SB 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 US 41 SB?

US 41 SB has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining US 41 SB?

US 41 SB is owned and maintained by State Highway Agency.

How old is US 41 SB and does age affect safety?

US 41 SB was built in 1986, making it 40 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.