FHWA NBI 2024 Inspection record Public-domain dataset

INDEPENDENCE AVE

Carrying INDEPENDENCE AVE over S BR KENT CREEK

0.1 MI S OF PRESTON, Winnebago, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: INDEPENDENCE AVE

The INDEPENDENCE AVE bridge in Winnebago, Illinois carries INDEPENDENCE AVE over S BR KENT CREEK. It was built in 1978, making it 48 years old today. It was last reconstructed in 2010, extending its service life. The structure is built primarily of concrete and spans 3 sections, stretching 16.2 meters (53 feet) end to end. Daily traffic averages 525 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 a deck rating of 6/9, superstructure at 6/9, substructure at 8/9. 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 24.0 metric tons.

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

How INDEPENDENCE AVE compares

▼ 10.6
Load rating vs Illinois average (34.6 t)
Bottom 9%
Lower load rating than 91% of Illinois bridges
475
Bridges in Winnebago · 29 in Poor condition
INDEPENDENCE AVE 24.0 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
82.8 / 100 - historical 80–100 band
Structural adequacy /55
47.1
Serviceability /30
30.0
Essentiality /15
10.7
Special reductions
−5.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
8/9
Good (7–9)
Inventory Load Rating
24.0 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1978
Last Reconstructed
2010
Material
Concrete
Number of Spans
3
Structure Length
16.2 m (53 ft)
Deck Width
11.9 m (39 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
525 vehicles/day
Structure Number
101612500000000

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) is in good condition (8/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether INDEPENDENCE AVE 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 INDEPENDENCE AVE 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 INDEPENDENCE AVE?

INDEPENDENCE AVE in Winnebago, Illinois has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is INDEPENDENCE AVE inspected?

INDEPENDENCE AVE'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 525 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. INDEPENDENCE AVE 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 INDEPENDENCE AVE?

INDEPENDENCE AVE has an NBI inventory load rating of 24.0 metric tons.

Who is responsible for maintaining INDEPENDENCE AVE?

INDEPENDENCE AVE is owned and maintained by City/Municipal Highway Agency.

How old is INDEPENDENCE AVE and does age affect safety?

INDEPENDENCE AVE was built in 1978, making it 48 years old and last reconstructed in 2010.

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.