FHWA NBI 2024 Inspection record Public-domain dataset

Airline Dr

Carrying Airline Dr over Willow Chute Bayou

2.0 MI N OF US HWY 80, Bossier, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
38 t Inventory load rating

Bridge Snapshot: Airline Dr

The Airline Dr bridge in Bossier, Louisiana carries Airline Dr over Willow Chute Bayou. It was built in 2004, making it 22 years old today. The structure is built primarily of steel and spans 2 sections, stretching 18.3 meters (60 feet) end to end. Daily traffic averages 19,000 vehicles, placing it in the heavily-trafficked tier of Louisiana bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 37.6 metric tons.

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

How Airline Dr compares

▲ 5.3
Load rating vs Louisiana average (32.3 t)
Top 30%
Higher load rating than 70% of Louisiana bridges
270
Bridges in Bossier · 39 in Poor condition
Airline Dr 37.6 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
89.9 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
7.9
Special reductions
−3.0

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 How the historical reference is calculated.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
37.6 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
2004
Material
Steel
Number of Spans
2
Structure Length
18.3 m (60 ft)
Deck Width
25.9 m (85 ft)
Owner
County Highway Agency
Avg Daily Traffic
19,000 vehicles/day
Structure Number
040832359934291

How to read this record

This page shows what the last federal inspection recorded, not whether Airline Dr 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 Airline Dr against other structures in Bossier 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 Airline Dr?

Airline Dr in Bossier, Louisiana on the FHWA's 0–9 scale.

How often is Airline Dr inspected?

Airline 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 19,000 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Airline Dr 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 Airline Dr?

Airline Dr has an NBI inventory load rating of 37.6 metric tons.

Who is responsible for maintaining Airline Dr?

Airline Dr is owned and maintained by County Highway Agency.

How old is Airline Dr and does age affect safety?

Airline Dr was built in 2004, making it 22 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.