FHWA NBI 2024 Inspection record Public-domain dataset

MIDDLE ROAD

Carrying MIDDLE ROAD over DRY RUN CREEK

0.7 M E MANCHESTR RD, Winnebago, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
18 t Inventory load rating

Bridge Snapshot: MIDDLE ROAD

The MIDDLE ROAD bridge in Winnebago, Illinois carries MIDDLE ROAD over DRY RUN CREEK. It was built in 1965, making it 61 years old today. The structure is built primarily of concrete and spans 4 sections, stretching 23.9 meters (78 feet) end to end. Daily traffic averages 250 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 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 18.1 metric tons.

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

How MIDDLE ROAD compares

▼ 16.5
Load rating vs Illinois average (34.6 t)
Bottom 4%
Lower load rating than 96% of Illinois bridges
475
Bridges in Winnebago · 29 in Poor condition
MIDDLE ROAD 18.1 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
79.4 / 100 - historical 50–79.9 band
Structural adequacy /55
37.4
Serviceability /30
29.0
Essentiality /15
15.0
Special reductions
−2.0

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 How the historical reference is calculated.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
6/9
Fair (5–6)
Inventory Load Rating
18.1 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1965
Material
Concrete
Number of Spans
4
Structure Length
23.9 m (78 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
250 vehicles/day
Structure Number
101504700000000

How to read this record

This page shows what the last federal inspection recorded, not whether MIDDLE ROAD 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 MIDDLE ROAD 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 MIDDLE ROAD?

MIDDLE ROAD in Winnebago, Illinois on the FHWA's 0–9 scale.

How often is MIDDLE ROAD inspected?

MIDDLE ROAD'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 250 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. MIDDLE ROAD 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 MIDDLE ROAD?

MIDDLE ROAD has an NBI inventory load rating of 18.1 metric tons.

Who is responsible for maintaining MIDDLE ROAD?

MIDDLE ROAD is owned and maintained by Town/Township Highway Agency.

How old is MIDDLE ROAD and does age affect safety?

MIDDLE ROAD was built in 1965, making it 61 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.