FHWA NBI 2024 Inspection record Public-domain dataset

N IMOBERSTEG RD

Carrying N IMOBERSTEG RD over BR OF RICHLAND CREEK

1.0 MI N OF ONECO, Stephenson, Illinois

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: N IMOBERSTEG RD

The N IMOBERSTEG RD bridge in Stephenson, Illinois carries N IMOBERSTEG RD over BR OF RICHLAND CREEK. It was built in 1970, making it 56 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 6.6 meters (22 feet) end to end. Daily traffic averages 100 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. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 24.3 metric tons.

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

How N IMOBERSTEG RD compares

▼ 10.3
Load rating vs Illinois average (34.6 t)
Bottom 10%
Lower load rating than 90% of Illinois bridges
332
Bridges in Stephenson · 9 in Poor condition
N IMOBERSTEG RD 24.3 t
Illinois average 34.6 t

Live comparison across Illinois.

Historical Sufficiency Rating

PlainBridge-computed
89.5 / 100 - historical 80–100 band
Structural adequacy /55
47.5
Serviceability /30
30.0
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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
24.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1970
Material
Concrete
Number of Spans
2
Structure Length
6.6 m (22 ft)
Owner
Town/Township Highway Agency
Avg Daily Traffic
100 vehicles/day
Structure Number
089506600000000

How to read this record

This page shows what the last federal inspection recorded, not whether N IMOBERSTEG RD 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 N IMOBERSTEG RD against other structures in Stephenson 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 N IMOBERSTEG RD?

N IMOBERSTEG RD in Stephenson, Illinois on the FHWA's 0–9 scale.

How often is N IMOBERSTEG RD inspected?

N IMOBERSTEG RD'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 100 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. N IMOBERSTEG RD 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 N IMOBERSTEG RD?

N IMOBERSTEG RD has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining N IMOBERSTEG RD?

N IMOBERSTEG RD is owned and maintained by Town/Township Highway Agency.

How old is N IMOBERSTEG RD and does age affect safety?

N IMOBERSTEG RD was built in 1970, making it 56 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.