FHWA NBI 2024 Inspection record Public-domain dataset

NO. FIRST STREET

Carrying NO. FIRST STREET over SO BR KISHWAUKEE RIV

0.6 mi. N. of IL 38, DeKalb, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
44 t Inventory load rating

Bridge Snapshot: NO. FIRST STREET

The NO. FIRST STREET bridge in DeKalb, Illinois carries NO. FIRST STREET over SO BR KISHWAUKEE RIV. It was built in 2023, making it 3 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 35.4 meters (116 feet) end to end. Daily traffic averages 5,950 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 9/9, superstructure at 9/9, substructure at 9/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 44.1 metric tons.

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

How NO. FIRST STREET compares

▲ 9.5
Load rating vs Illinois average (34.6 t)
Top 13%
Higher load rating than 87% of Illinois bridges
264
Bridges in DeKalb · 33 in Poor condition
NO. FIRST STREET 44.1 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
98.4 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
14.4
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 How the historical reference is calculated.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
9/9
Good (7–9)
Superstructure
9/9
Good (7–9)
Substructure
9/9
Good (7–9)
Inventory Load Rating
44.1 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2023
Material
Concrete Continuous
Number of Spans
3
Structure Length
35.4 m (116 ft)
Deck Width
17.8 m (58 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
5,950 vehicles/day
Structure Number
019610800000000

Condition Analysis

  • The deck (driving surface) is in good condition (9/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 9/9, with no significant deterioration on file.
  • At 9/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether NO. FIRST STREET 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 NO. FIRST STREET against other structures in DeKalb 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 NO. FIRST STREET?

NO. FIRST STREET in DeKalb, Illinois has a deck rating of 9/9, superstructure rating of 9/9, and substructure rating of 9/9 on the FHWA's 0–9 scale.

How often is NO. FIRST STREET inspected?

NO. FIRST STREET'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 5,950 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NO. FIRST STREET 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 NO. FIRST STREET?

NO. FIRST STREET has an NBI inventory load rating of 44.1 metric tons.

Who is responsible for maintaining NO. FIRST STREET?

NO. FIRST STREET is owned and maintained by City/Municipal Highway Agency.

How old is NO. FIRST STREET and does age affect safety?

NO. FIRST STREET was built in 2023, making it 3 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.