FHWA NBI 2024 Inspection record Public-domain dataset

WESTERN AVENUE

Carrying WESTERN AVENUE over SAWMILL CREEK

.12 MI S I-55 FRONTA, DuPage, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
19 t Inventory load rating

Bridge Snapshot: WESTERN AVENUE

The WESTERN AVENUE bridge in DuPage, Illinois carries WESTERN AVENUE over SAWMILL CREEK. It was built in 1949, making it 77 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 75 vehicles, placing it in the lower-traffic tier of Illinois bridges. It is owned and maintained by Town/Township 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 19.4 metric tons.

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

How WESTERN AVENUE compares

▼ 15.2
Load rating vs Illinois average (34.6 t)
Bottom 4%
Lower load rating than 96% of Illinois bridges
380
Bridges in DuPage · 24 in Poor condition
WESTERN AVENUE 19.4 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
48.6 / 100 - historical 20–49.9 band
Structural adequacy /55
14.7
Serviceability /30
28.0
Essentiality /15
13.9
Special reductions
−8.0

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 How the historical reference is calculated.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
19.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1949
Material
Concrete Continuous
Number of Spans
2
Structure Length
10.1 m (33 ft)
Deck Width
8.5 m (28 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
75 vehicles/day
Structure Number
022904100000000

How to read this record

WESTERN AVENUE 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 WESTERN AVENUE 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 WESTERN AVENUE?

WESTERN AVENUE in DuPage, Illinois on the FHWA's 0–9 scale.

How often is WESTERN AVENUE inspected?

WESTERN AVENUE'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 75 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. WESTERN AVENUE 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 WESTERN AVENUE?

WESTERN AVENUE has an NBI inventory load rating of 19.4 metric tons.

Who is responsible for maintaining WESTERN AVENUE?

WESTERN AVENUE is owned and maintained by Town/Township Highway Agency.

How old is WESTERN AVENUE and does age affect safety?

WESTERN AVENUE was built in 1949, making it 77 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.