OLD HWY 80
Carrying OLD HWY 80 over JUDD BAYOU
JUDD BAYOU #1 (EAST), Madison, Louisiana
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
OLD HWY 80 in Madison, Louisiana sits above 1% of rated Louisiana bridges on inventory load rating (4 t), while its 1908 build year is earlier than 99% of Madison's recorded-year cohort (104 bridges).
OLD HWY 80 in Madison, Louisiana is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1908, it carries 3 rated components on the inspecting agency's 0-9 scale, and its weakest reported component scores 5. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure LA:000043690-00025
PRE-1950 · STEEL · SINGLE-SPAN · SUPER-LED · ADT-UNK · LIGHT-LOAD · CAT-FAIR
- PRE-1950 Pre-1950
- STEEL Steel
- SINGLE-SPAN Single span
- SUPER-LED Superstructure-led
- ADT-UNK ADT unknown
- LIGHT-LOAD Light load
- CAT-FAIR Fair
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: OLD HWY 80
The OLD HWY 80 bridge in Madison, Louisiana carries OLD HWY 80 over JUDD BAYOU. It was built in 1908, making it 118 years old today. It was last reconstructed in 1999, extending its service life. The structure is built primarily of steel and spans 1 section, stretching 36.6 meters (120 feet) end to end. Average daily traffic is not reported for this structure. It is owned and maintained by Bureau of Fish and Wildlife.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 5/9, 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.
How OLD HWY 80 compares
Age against the county: built in 1908, earlier than 103 of Madison's 104 bridges with a recorded construction year (99%), against a county median build year of 1975. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.
Live comparison across Louisiana bridges with a recorded inventory load rating (12,682 of 12,698 rated).
OLD HWY 80 vs every rated Louisiana bridge
Inventory load rating (metric tons), FHWA NBI, this state
4 Top 99% higher than 1% of 12,682 bridges
rated Louisiana bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Reported 0–9 component ratings from the FHWA NBI. The highlighted component is the lowest reported input to this record’s current condition category; it is not a closure or live crossing-safety decision.
Madison inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 104 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1908
- Last Reconstructed
- 1999
- Material
- Steel
- Number of Spans
- 1
- Structure Length
- 36.6 m (120 ft)
- Deck Width
- 3.7 m (12 ft)
- Owner
- Bureau of Fish and Wildlife
- Structure Number
- 000043690-00025
Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether OLD HWY 80 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 OLD HWY 80 against other structures in Madison and across Louisiana. Louisiana 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 OLD HWY 80?
OLD HWY 80 in Madison, Louisiana has a deck rating of 6/9, superstructure rating of 5/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.
How often is OLD HWY 80 inspected?
OLD HWY 80's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. OLD HWY 80 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 OLD HWY 80?
OLD HWY 80 has an NBI inventory load rating of 3.6 metric tons.
Who is responsible for maintaining OLD HWY 80?
OLD HWY 80 is owned and maintained by Bureau of Fish and Wildlife.
How old is OLD HWY 80 and does age affect safety?
OLD HWY 80 was built in 1908, making it 118 years old and last reconstructed in 1999.
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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.