FHWA NBI 2024 Inspection record Public-domain dataset

IH RAMP STH 172 E-

Carrying IH RAMP STH 172 E- over BR DUTCHMANS CREEK

1.3M E JCT CTH GH, Brown, Wisconsin

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: IH RAMP STH 172 E-

The IH RAMP STH 172 E- bridge in Brown, Wisconsin carries IH RAMP STH 172 E- over BR DUTCHMANS CREEK. It was built in 1974, making it 52 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.4 meters (24 feet) end to end. Daily traffic averages 2,900 vehicles, placing it in the moderately-trafficked tier of Wisconsin bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. 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 IH RAMP STH 172 E- compares

▼ 0.9
Load rating vs Wisconsin average (33.3 t)
Bottom 32%
Lower load rating than 68% of Wisconsin bridges
478
Bridges in Brown · 18 in Poor condition
IH RAMP STH 172 E- 32.4 t
Wisconsin average 33.3 t

Live comparison across Wisconsin.

Historical Sufficiency Rating

PlainBridge-computed
99.5 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
14.5
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 How the historical reference is calculated.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

Culvert
6/9
Fair (5–6)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1974
Material
Concrete Continuous
Number of Spans
2
Structure Length
7.4 m (24 ft)
Owner
State Highway Agency
Avg Daily Traffic
2,900 vehicles/day
Structure Number
B05015600000000

How to read this record

This page shows what the last federal inspection recorded, not whether IH RAMP STH 172 E- 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 IH RAMP STH 172 E- against other structures in Brown 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 IH RAMP STH 172 E-?

IH RAMP STH 172 E- in Brown, Wisconsin on the FHWA's 0–9 scale.

How often is IH RAMP STH 172 E- inspected?

IH RAMP STH 172 E-'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 2,900 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. IH RAMP STH 172 E- 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 IH RAMP STH 172 E-?

IH RAMP STH 172 E- has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining IH RAMP STH 172 E-?

IH RAMP STH 172 E- is owned and maintained by State Highway Agency.

How old is IH RAMP STH 172 E- and does age affect safety?

IH RAMP STH 172 E- was built in 1974, making it 52 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.