FHWA NBI 2024 Inspection record Public-domain dataset

WILLS AV

Carrying WILLS AV over S.E. DRAINAGEWAY

0.03 MI E OF 11TH ST, Winnebago, Illinois

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating Lower than 91% of rated Illinois bridges

WILLS AV in Winnebago, Illinois sits above 9% of rated Illinois bridges on inventory load rating (24 t), while its 1968 build year is earlier than 57% of Winnebago's recorded-year cohort (467 bridges).

WILLS AV in Winnebago, Illinois is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1968, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure IL:101609800000000

INTERSTATE-ERA · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • CONCRETE Concrete
  • MULTI-SPAN 3 spans
  • CULVERT-LED Culvert-led
  • LOCAL-ADT Local ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: WILLS AV

The WILLS AV bridge in Winnebago, Illinois carries WILLS AV over S.E. DRAINAGEWAY. It was built in 1968, making it 58 years old today. The structure is built primarily of concrete and spans 3 sections, stretching 9.4 meters (31 feet) end to end. Daily traffic averages 500 vehicles, placing it in the lower-traffic tier of Illinois bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show culvert at 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range.

How WILLS AV compares

▼ 11.3
Load rating vs Illinois average (35.0 t; 26,904 of 26,928 rated)
467
Bridges in Winnebago · 33 in Poor condition

Age against the county: built in 1968, earlier than 267 of Winnebago's 467 bridges with a recorded construction year (57%), against a county median build year of 1975. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

WILLS AV 23.7 t
Illinois average (26,904 of 26,928 rated) 35.0 t

Live comparison across Illinois bridges with a recorded inventory load rating (26,904 of 26,928 rated).

WILLS AV vs every rated Illinois bridge

Inventory load rating (metric tons), FHWA NBI, this state

24 Top 91% higher than 9% of 26,904 bridges

rated Illinois bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

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

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

Winnebago inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 467 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1968
Material
Concrete
Number of Spans
3
Structure Length
9.4 m (31 ft)
0
Owner
City/Municipal Highway Agency
Avg Daily Traffic
500 vehicles/day
Structure Number
101609800000000

How to read this record

This page shows what the last federal inspection recorded, not whether WILLS AV 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 WILLS AV against other structures in Winnebago 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 WILLS AV?

WILLS AV in Winnebago, Illinois on the FHWA's 0–9 scale.

How often is WILLS AV inspected?

WILLS AV'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 500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. WILLS AV 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 WILLS AV?

WILLS AV has an NBI inventory load rating of 23.7 metric tons.

Who is responsible for maintaining WILLS AV?

WILLS AV is owned and maintained by City/Municipal Highway Agency.

How old is WILLS AV and does age affect safety?

WILLS AV was built in 1968, making it 58 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

Share this inspection record

Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.