FHWA NBI 2024 Inspection record Public-domain dataset

CTH I | OREGON ST.

Carrying CTH I | OREGON ST. over GLATZ CREEK

0.2M S JCT USH 45, Winnebago, Wisconsin

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
36 t Inventory load rating

Bridge Snapshot: CTH I | OREGON ST.

The CTH I | OREGON ST. bridge in Winnebago, Wisconsin carries CTH I | OREGON ST. over GLATZ CREEK. It was built in 1977, making it 49 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 6.9 meters (23 feet) end to end. Daily traffic averages 7,200 vehicles, placing it in the moderately-trafficked tier of Wisconsin bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show culvert at 5/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 35.6 metric tons.

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

How CTH I | OREGON ST. compares

▲ 2.3
Load rating vs Wisconsin average (33.3 t)
Top 45%
Higher load rating than 55% of Wisconsin bridges
264
Bridges in Winnebago · 9 in Poor condition
CTH I | OREGON ST. 35.6 t
Wisconsin average 33.3 t

Live comparison across Wisconsin.

Historical Sufficiency Rating

PlainBridge-computed
86.8 / 100 - historical 80–100 band
Structural adequacy /55
45.0
Serviceability /30
29.0
Essentiality /15
13.8
Special reductions
−1.0

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Inventory Load Rating
35.6 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1977
Material
Concrete Continuous
Number of Spans
2
Structure Length
6.9 m (23 ft)
Deck Width
18.3 m (60 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
7,200 vehicles/day
Structure Number
B70008600000000

How to read this record

This page shows what the last federal inspection recorded, not whether CTH I | OREGON ST. 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 CTH I | OREGON ST. against other structures in Winnebago and across Wisconsin. Wisconsin 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 CTH I | OREGON ST.?

CTH I | OREGON ST. in Winnebago, Wisconsin on the FHWA's 0–9 scale.

How often is CTH I | OREGON ST. inspected?

CTH I | OREGON 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 7,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. CTH I | OREGON ST. 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 CTH I | OREGON ST.?

CTH I | OREGON ST. has an NBI inventory load rating of 35.6 metric tons.

Who is responsible for maintaining CTH I | OREGON ST.?

CTH I | OREGON ST. is owned and maintained by City/Municipal Highway Agency.

How old is CTH I | OREGON ST. and does age affect safety?

CTH I | OREGON ST. was built in 1977, making it 49 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.