FHWA NBI 2024 Inspection record Public-domain dataset

STH 86-TOMAHAWK AV

Carrying STH 86-TOMAHAWK AV over WISCONSIN RIVER 41

0.2M E JCT CTH E, Lincoln, Wisconsin

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: STH 86-TOMAHAWK AV

The STH 86-TOMAHAWK AV bridge in Lincoln, Wisconsin carries STH 86-TOMAHAWK AV over WISCONSIN RIVER 41. It was built in 1976, making it 50 years old today. The structure is built primarily of prestressed concrete continuous and spans 4 sections, stretching 128.9 meters (423 feet) end to end. Daily traffic averages 3,400 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 a deck rating of 6/9, superstructure at 6/9, substructure at 6/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition 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 86-TOMAHAWK AV compares

▼ 0.9
Load rating vs Wisconsin average (33.3 t)
Bottom 32%
Lower load rating than 68% of Wisconsin bridges
158
Bridges in Lincoln · 10 in Poor condition
STH 86-TOMAHAWK AV 32.4 t
Wisconsin average 33.3 t

Live comparison across Wisconsin.

Historical Sufficiency Rating

PlainBridge-computed
84.3 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
0.8
Special reductions
−0.5

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
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
1976
Material
Prestressed Concrete Continuous
Number of Spans
4
Structure Length
128.9 m (423 ft)
Deck Width
12.6 m (41 ft)
Owner
State Highway Agency
Avg Daily Traffic
3,400 vehicles/day
Structure Number
B35005200000000

Condition Analysis

  • The deck (driving surface) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether STH 86-TOMAHAWK AV 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 86-TOMAHAWK AV against other structures in Lincoln 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 86-TOMAHAWK AV?

STH 86-TOMAHAWK AV in Lincoln, Wisconsin has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is STH 86-TOMAHAWK AV inspected?

STH 86-TOMAHAWK AV'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 3,400 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. STH 86-TOMAHAWK AV 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 STH 86-TOMAHAWK AV?

STH 86-TOMAHAWK AV has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining STH 86-TOMAHAWK AV?

STH 86-TOMAHAWK AV is owned and maintained by State Highway Agency.

How old is STH 86-TOMAHAWK AV and does age affect safety?

STH 86-TOMAHAWK AV was built in 1976, making it 50 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.