FHWA NBI 2024 Inspection record Public-domain dataset

IL 38

Carrying IL 38 over WINFIELD CREEK

2.6 M E OF IL 59, DuPage, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
26 t Inventory load rating

Bridge Snapshot: IL 38

The IL 38 bridge in DuPage, Illinois carries IL 38 over WINFIELD CREEK. It was built in 1982, making it 44 years old today. The structure is built primarily of concrete and spans 1 section, stretching 6.9 meters (23 feet) end to end. Daily traffic averages 25,000 vehicles, placing it in the heavily-trafficked tier of Illinois bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 6/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 26.2 metric tons.

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

How IL 38 compares

▼ 8.4
Load rating vs Illinois average (34.6 t)
Bottom 16%
Lower load rating than 84% of Illinois bridges
380
Bridges in DuPage · 24 in Poor condition
IL 38 26.2 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
60.7 / 100 - historical 50–79.9 band
Structural adequacy /55
25.0
Serviceability /30
23.7
Essentiality /15
15.0
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 How the historical reference is calculated.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

Deck
4/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
26.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1982
Material
Concrete
Number of Spans
1
Structure Length
6.9 m (23 ft)
Deck Width
19.7 m (65 ft)
Owner
State Highway Agency
Avg Daily Traffic
25,000 vehicles/day
Structure Number
022014500000000

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • The superstructure (beams and supports above the deck) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • The substructure (piers and abutments) rates fair at 6/9, minor deterioration that routine maintenance should address.

How to read this record

IL 38 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 38 against other structures in DuPage 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 38?

IL 38 in DuPage, Illinois has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is IL 38 inspected?

IL 38'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 25,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. IL 38 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 38?

IL 38 has an NBI inventory load rating of 26.2 metric tons.

Who is responsible for maintaining IL 38?

IL 38 is owned and maintained by State Highway Agency.

How old is IL 38 and does age affect safety?

IL 38 was built in 1982, making it 44 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.