FHWA NBI 2024 Inspection record Public-domain dataset

IL 140

Carrying IL 140 over Sugar Fork

0.25mi E of Alhambra, Madison, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
19 t Inventory load rating

Bridge Snapshot: IL 140

The IL 140 bridge in Madison, Illinois carries IL 140 over Sugar Fork. It was built in 1930, making it 96 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.3 meters (24 feet) end to end. Daily traffic averages 2,450 vehicles, placing it in the moderately-trafficked tier of Illinois bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 5/9. 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 18.8 metric tons.

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

How IL 140 compares

▼ 15.8
Load rating vs Illinois average (34.6 t)
Bottom 4%
Lower load rating than 96% of Illinois bridges
543
Bridges in Madison · 35 in Poor condition
IL 140 18.8 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
65.8 / 100 - historical 50–79.9 band
Structural adequacy /55
28.7
Serviceability /30
29.0
Essentiality /15
11.1
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 How the historical reference is calculated.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

Culvert
5/9
Fair (5–6)
Inventory Load Rating
18.8 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1930
Material
Concrete Continuous
Number of Spans
2
Structure Length
7.3 m (24 ft)
Owner
State Highway Agency
Avg Daily Traffic
2,450 vehicles/day
Structure Number
060204200000000

How to read this record

This page shows what the last federal inspection recorded, not whether IL 140 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 IL 140 against other structures in Madison and across Illinois. Illinois 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 IL 140?

IL 140 in Madison, Illinois on the FHWA's 0–9 scale.

How often is IL 140 inspected?

IL 140'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 2,450 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. IL 140 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 IL 140?

IL 140 has an NBI inventory load rating of 18.8 metric tons.

Who is responsible for maintaining IL 140?

IL 140 is owned and maintained by State Highway Agency.

How old is IL 140 and does age affect safety?

IL 140 was built in 1930, making it 96 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.