FHWA NBI 2024 Inspection record Public-domain dataset

KIMBALL-ST

Carrying KIMBALL-ST over FOX RIVER

DOWNTOWN ELGIN, Kane, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
32 t Inventory load rating

Bridge Snapshot: KIMBALL-ST

The KIMBALL-ST bridge in Kane, Illinois carries KIMBALL-ST over FOX RIVER. It was built in 1917, making it 109 years old today. It was last reconstructed in 1998, extending its service life. The structure is built primarily of prestressed concrete and spans 11 sections, stretching 136.2 meters (447 feet) end to end. Daily traffic averages 16,900 vehicles, placing it in the heavily-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 3/9, superstructure at 3/9, substructure at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. 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 KIMBALL-ST compares

▼ 2.2
Load rating vs Illinois average (34.6 t)
Bottom 23%
Lower load rating than 77% of Illinois bridges
354
Bridges in Kane · 18 in Poor condition
KIMBALL-ST 32.4 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
24.1 / 100 - historical 20–49.9 band
Structural adequacy /55
15.0
Serviceability /30
2.0
Essentiality /15
7.1
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 How the historical reference is calculated.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
3/9
Poor (1–4)
Superstructure
3/9
Poor (1–4)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1917
Last Reconstructed
1998
Material
Prestressed Concrete
Number of Spans
11
Structure Length
136.2 m (447 ft)
Deck Width
21.5 m (71 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
16,900 vehicles/day
Structure Number
045630100000000

Condition Analysis

  • The deck (driving surface) rates poor at 3/9, advanced deterioration that should be prioritized for repair.
  • At 3/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
  • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.

How to read this record

KIMBALL-ST 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 KIMBALL-ST against other structures in Kane 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 KIMBALL-ST?

KIMBALL-ST in Kane, Illinois has a deck rating of 3/9, superstructure rating of 3/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is KIMBALL-ST inspected?

KIMBALL-ST'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 16,900 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. KIMBALL-ST 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 KIMBALL-ST?

KIMBALL-ST has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining KIMBALL-ST?

KIMBALL-ST is owned and maintained by City/Municipal Highway Agency.

How old is KIMBALL-ST and does age affect safety?

KIMBALL-ST was built in 1917, making it 109 years old and last reconstructed in 1998.

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.