LRD BAYPORT DR (AT
Carrying LRD BAYPORT DR (AT over CN/WC RR(OLD CNW RR)
0.2M S JCT IH 43, Brown, Wisconsin
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: LRD BAYPORT DR (AT
The LRD BAYPORT DR (AT bridge in Brown, Wisconsin carries LRD BAYPORT DR (AT over CN/WC RR(OLD CNW RR). It was built in 1978, making it 48 years old today. The structure is built primarily of steel continuous and spans 5 sections, stretching 207.2 meters (680 feet) end to end. Daily traffic averages 11,692 vehicles, placing it in the heavily-trafficked tier of Wisconsin bridges. It is owned and maintained by Railroad.
The latest FHWA inspection records show a deck rating of 8/9, superstructure at 7/9, 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 LRD BAYPORT DR (AT compares
Live comparison across Wisconsin.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1978
- Material
- Steel Continuous
- Number of Spans
- 5
- Structure Length
- 207.2 m (680 ft)
- Deck Width
- 21.8 m (72 ft)
- Owner
- Railroad
- Avg Daily Traffic
- 11,692 vehicles/day
- Structure Number
- B05022500000000
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 8/9, the deck (driving surface) is in good shape and shows no significant wear.
- • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
- • 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 LRD BAYPORT DR (AT 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 LRD BAYPORT DR (AT 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 LRD BAYPORT DR (AT?
LRD BAYPORT DR (AT in Brown, Wisconsin has a deck rating of 8/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is LRD BAYPORT DR (AT inspected?
LRD BAYPORT DR (AT'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 11,692 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. LRD BAYPORT DR (AT 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 LRD BAYPORT DR (AT?
LRD BAYPORT DR (AT has an NBI inventory load rating of 32.4 metric tons.
Who is responsible for maintaining LRD BAYPORT DR (AT?
LRD BAYPORT DR (AT is owned and maintained by Railroad.
How old is LRD BAYPORT DR (AT and does age affect safety?
LRD BAYPORT DR (AT was built in 1978, making it 48 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.
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.