FHWA NBI 2024 Inspection record Public-domain dataset

IL 140

Carrying IL 140 over Paddock Creek Branch

2.15mi E of IL 159, Madison, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
89 t Inventory load rating

Bridge Snapshot: IL 140

The IL 140 bridge in Madison, Illinois carries IL 140 over Paddock Creek Branch. It was built in 1927, making it 99 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 6.9 meters (23 feet) end to end. Daily traffic averages 5,650 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 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 89.1 metric tons.

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

How IL 140 compares

▲ 54.5
Load rating vs Illinois average (34.6 t)
Top 1%
Higher load rating than 99% of Illinois bridges
543
Bridges in Madison · 35 in Poor condition
IL 140 89.1 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
57.6 / 100 - historical 50–79.9 band
Structural adequacy /55
30.0
Serviceability /30
28.0
Essentiality /15
0.6
Special reductions
−1.0

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 How the historical reference is calculated.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
4/9
Poor (1–4)
Inventory Load Rating
89.1 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1927
Material
Concrete Continuous
Number of Spans
2
Structure Length
6.9 m (23 ft)
Owner
State Highway Agency
Avg Daily Traffic
5,650 vehicles/day
Structure Number
060204900000000

How to read this record

IL 140 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 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 5,650 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 Poor 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 89.1 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 1927, making it 99 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.