FHWA NBI 2024 Inspection record Public-domain dataset

US 30

Carrying US 30 over STREAM

1.3 MI. E. OF US 52, Lee, Illinois

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Good
42 t Inventory load rating Higher than 83% of rated Illinois bridges

US 30 in Lee, Illinois sits above 83% of rated Illinois bridges on inventory load rating (42 t), while its 1992 build year is earlier than 25% of Lee's recorded-year cohort (371 bridges).

US 30 in Lee, Illinois is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1992, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good 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:052201400000000

LATE-CENTURY · CONCRETE · MULTI-SPAN · CULVERT-LED · ARTERIAL-ADT · HEAVY-LOAD · CAT-GOOD

  • LATE-CENTURY 1980–1999
  • CONCRETE Concrete
  • MULTI-SPAN 2 spans
  • CULVERT-LED Culvert-led
  • ARTERIAL-ADT Arterial ADT
  • HEAVY-LOAD Heavy load
  • CAT-GOOD Good

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: US 30

The US 30 bridge in Lee, Illinois carries US 30 over STREAM. It was built in 1992, making it 34 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 7.7 meters (25 feet) end to end. Daily traffic averages 1,400 vehicles, placing it in the moderately-trafficked tier of Illinois bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds.

How US 30 compares

▲ 7.4
Load rating vs Illinois average (35.0 t; 26,904 of 26,928 rated)
371
Bridges in Lee · 45 in Poor condition

Age against the county: built in 1992, earlier than 94 of Lee's 371 bridges with a recorded construction year (25%), against a county median build year of 1982. This is one of the newer structures in its county.

US 30 42.4 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).

US 30 vs every rated Illinois bridge

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

42 Top 17% higher than 83% 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
7/9
Good (7–9)
Inventory Load Rating
42.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Lee inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 371 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
1992
Material
Concrete
Number of Spans
2
Structure Length
7.7 m (25 ft)
0
Owner
State Highway Agency
Avg Daily Traffic
1,400 vehicles/day
Structure Number
052201400000000

How to read this record

This page shows what the last federal inspection recorded, not whether US 30 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 US 30 against other structures in Lee 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 US 30?

US 30 in Lee, Illinois on the FHWA's 0–9 scale.

How often is US 30 inspected?

US 30'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 1,400 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. US 30 is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for US 30?

US 30 has an NBI inventory load rating of 42.4 metric tons.

Who is responsible for maintaining US 30?

US 30 is owned and maintained by State Highway Agency.

How old is US 30 and does age affect safety?

US 30 was built in 1992, making it 34 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.