FHWA NBI 2024 Inspection record Public-domain dataset

Corneils Rd/MS 320

Carrying Corneils Rd/MS 320 over ROB ROY CREEK

IN YORKVILLE, Kendall, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: Corneils Rd/MS 320

The Corneils Rd/MS 320 bridge in Kendall, Illinois carries Corneils Rd/MS 320 over ROB ROY CREEK. It was built in 1999, making it 27 years old today. The structure is built primarily of prestressed concrete and spans 1 section, stretching 21.8 meters (72 feet) end to end. Daily traffic averages 1,050 vehicles, placing it in the moderately-trafficked tier of Illinois bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 5/9, substructure at 8/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 32.4 metric tons.

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

How Corneils Rd/MS 320 compares

▼ 2.2
Load rating vs Illinois average (34.6 t)
Bottom 23%
Lower load rating than 77% of Illinois bridges
133
Bridges in Kendall · 16 in Poor condition
Corneils Rd/MS 320 32.4 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
82.3 / 100 - historical 80–100 band
Structural adequacy /55
45.0
Serviceability /30
22.6
Essentiality /15
14.7
Special reductions
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
8/9
Good (7–9)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1999
Material
Prestressed Concrete
Number of Spans
1
Structure Length
21.8 m (72 ft)
Deck Width
9.1 m (30 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
1,050 vehicles/day
Structure Number
047315500000000

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (5/9), with minor deterioration that may require routine maintenance.
  • The substructure (piers and abutments) rates good at 8/9, with no significant deterioration on file.

How to read this record

This page shows what the last federal inspection recorded, not whether Corneils Rd/MS 320 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 Corneils Rd/MS 320 against other structures in Kendall 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 Corneils Rd/MS 320?

Corneils Rd/MS 320 in Kendall, Illinois has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 8/9 on the FHWA's 0–9 scale.

How often is Corneils Rd/MS 320 inspected?

Corneils Rd/MS 320'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 1,050 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Corneils Rd/MS 320 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 Corneils Rd/MS 320?

Corneils Rd/MS 320 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining Corneils Rd/MS 320?

Corneils Rd/MS 320 is owned and maintained by City/Municipal Highway Agency.

How old is Corneils Rd/MS 320 and does age affect safety?

Corneils Rd/MS 320 was built in 1999, making it 27 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.