FHWA NBI 2024 Inspection record Public-domain dataset

STH 36 EB

Carrying STH 36 EB over MUSKEGO CANAL

7.5M N JCT STH 83 TO N, Waukesha, Wisconsin

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
32 t Inventory load rating

Bridge Snapshot: STH 36 EB

The STH 36 EB bridge in Waukesha, Wisconsin carries STH 36 EB over MUSKEGO CANAL. It was built in 1995, making it 31 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 12,900 vehicles, placing it in the heavily-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. 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 STH 36 EB compares

▼ 0.9
Load rating vs Wisconsin average (33.3 t)
Bottom 32%
Lower load rating than 68% of Wisconsin bridges
380
Bridges in Waukesha · 21 in Poor condition
STH 36 EB 32.4 t
Wisconsin average 33.3 t

Live comparison across Wisconsin.

Historical Sufficiency Rating

PlainBridge-computed
99.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
15.0
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 How the historical reference is calculated.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
7/9
Good (7–9)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1995
Material
Concrete Continuous
Number of Spans
3
Structure Length
10.1 m (33 ft)
Owner
State Highway Agency
Avg Daily Traffic
12,900 vehicles/day
Structure Number
B67024100000000

How to read this record

This page shows what the last federal inspection recorded, not whether STH 36 EB 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 36 EB against other structures in Waukesha 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 36 EB?

STH 36 EB in Waukesha, Wisconsin on the FHWA's 0–9 scale.

How often is STH 36 EB inspected?

STH 36 EB'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 12,900 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STH 36 EB 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 36 EB?

STH 36 EB has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining STH 36 EB?

STH 36 EB is owned and maintained by State Highway Agency.

How old is STH 36 EB and does age affect safety?

STH 36 EB was built in 1995, making it 31 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.