FHWA NBI 2024 Inspection record Public-domain dataset

STH 28-STH 144

Carrying STH 28-STH 144 over STONY CREEK

1.5 MI N JCT STH 28, Washington, Wisconsin

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
16 t Inventory load rating

Bridge Snapshot: STH 28-STH 144

The STH 28-STH 144 bridge in Washington, Wisconsin carries STH 28-STH 144 over STONY CREEK. It was built in 1940, making it 86 years old today. It was last reconstructed in 2011, extending its service life. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.0 meters (23 feet) end to end. Daily traffic averages 5,200 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 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 16.2 metric tons.

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

How STH 28-STH 144 compares

▼ 17.1
Load rating vs Wisconsin average (33.3 t)
Bottom 2%
Lower load rating than 98% of Wisconsin bridges
166
Bridges in Washington · 13 in Poor condition
STH 28-STH 144 16.2 t
Wisconsin average 33.3 t

Live comparison across Wisconsin.

Historical Sufficiency Rating

PlainBridge-computed
73.8 / 100 - historical 50–79.9 band
Structural adequacy /55
33.8
Serviceability /30
28.0
Essentiality /15
12.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Inventory Load Rating
16.2 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1940
Last Reconstructed
2011
Material
Concrete Continuous
Number of Spans
2
Structure Length
7.0 m (23 ft)
Owner
State Highway Agency
Avg Daily Traffic
5,200 vehicles/day
Structure Number
B66064900000000

How to read this record

This page shows what the last federal inspection recorded, not whether STH 28-STH 144 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 STH 28-STH 144 against other structures in Washington 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 STH 28-STH 144?

STH 28-STH 144 in Washington, Wisconsin on the FHWA's 0–9 scale.

How often is STH 28-STH 144 inspected?

STH 28-STH 144'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 5,200 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STH 28-STH 144 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 STH 28-STH 144?

STH 28-STH 144 has an NBI inventory load rating of 16.2 metric tons.

Who is responsible for maintaining STH 28-STH 144?

STH 28-STH 144 is owned and maintained by State Highway Agency.

How old is STH 28-STH 144 and does age affect safety?

STH 28-STH 144 was built in 1940, making it 86 years old and last reconstructed in 2011.

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.