FHWA NBI 2024 Inspection record Public-domain dataset

LRD W ZINDA DR

Carrying LRD W ZINDA DR over ROCKY RUN CREEK

0.5M W JCT USH 10, Portage, Wisconsin

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
29 t Inventory load rating

Bridge Snapshot: LRD W ZINDA DR

The LRD W ZINDA DR bridge in Portage, Wisconsin carries LRD W ZINDA DR over ROCKY RUN CREEK. It was built in 1971, making it 55 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 41.7 meters (137 feet) end to end. Daily traffic averages 1,221 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 a deck rating of 4/9, superstructure at 4/9, substructure at 6/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 29.2 metric tons.

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

How LRD W ZINDA DR compares

▼ 4.1
Load rating vs Wisconsin average (33.3 t)
Bottom 25%
Lower load rating than 75% of Wisconsin bridges
192
Bridges in Portage · 6 in Poor condition
LRD W ZINDA DR 29.2 t
Wisconsin average 33.3 t

Live comparison across Wisconsin.

Historical Sufficiency Rating

PlainBridge-computed
65.4 / 100 - historical 50–79.9 band
Structural adequacy /55
28.1
Serviceability /30
25.0
Essentiality /15
14.3
Special reductions
−2.0

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 How the historical reference is calculated.

Condition Ratings

Deck
4/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
29.2 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1971
Material
Concrete Continuous
Number of Spans
3
Structure Length
41.7 m (137 ft)
Deck Width
12.5 m (41 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
1,221 vehicles/day
Structure Number
B49006100000000

Condition Analysis

  • The deck (driving surface) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • The superstructure (beams and supports above the deck) is in poor condition (4/9), showing advanced deterioration that may require priority repair.
  • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

LRD W ZINDA DR is in the federal Poor condition category. That is a component-based result, not a closure order.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
  • Compare LRD W ZINDA DR against other structures in Portage 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 LRD W ZINDA DR?

LRD W ZINDA DR in Portage, Wisconsin has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is LRD W ZINDA DR inspected?

LRD W ZINDA DR'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 1,221 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LRD W ZINDA DR is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for LRD W ZINDA DR?

LRD W ZINDA DR has an NBI inventory load rating of 29.2 metric tons.

Who is responsible for maintaining LRD W ZINDA DR?

LRD W ZINDA DR is owned and maintained by City/Municipal Highway Agency.

How old is LRD W ZINDA DR and does age affect safety?

LRD W ZINDA DR was built in 1971, making it 55 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.