FHWA NBI 2024 Inspection record Public-domain dataset

I0049

Carrying I0049 over Bayou Carencro

2.10 Mi S of LA 93, St. Landry, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
40 t Inventory load rating

Bridge Snapshot: I0049

The I0049 bridge in St. Landry, Louisiana carries I0049 over Bayou Carencro. It was built in 1979, making it 47 years old today. The structure is built primarily of concrete and spans 8 sections, stretching 48.8 meters (160 feet) end to end. Daily traffic averages 2,967 vehicles, placing it in the moderately-trafficked tier of Louisiana 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 7/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 39.9 metric tons.

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

How I0049 compares

▲ 7.6
Load rating vs Louisiana average (32.3 t)
Top 23%
Higher load rating than 77% of Louisiana bridges
317
Bridges in St. Landry · 21 in Poor condition
I0049 39.9 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
93.2 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
25.5
Essentiality /15
14.7
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
7/9
Good (7–9)
Inventory Load Rating
39.9 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1979
Material
Concrete
Number of Spans
8
Structure Length
48.8 m (160 ft)
Deck Width
10.6 m (35 ft)
Owner
State Highway Agency
Avg Daily Traffic
2,967 vehicles/day
Structure Number
034904550200004

Condition Analysis

  • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 6/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether I0049 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 I0049 against other structures in St. Landry 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 I0049?

I0049 in St. Landry, Louisiana has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is I0049 inspected?

I0049'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 2,967 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. I0049 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 I0049?

I0049 has an NBI inventory load rating of 39.9 metric tons.

Who is responsible for maintaining I0049?

I0049 is owned and maintained by State Highway Agency.

How old is I0049 and does age affect safety?

I0049 was built in 1979, making it 47 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.