FHWA NBI 2024 Inspection record Public-domain dataset

LA1064

Carrying LA1064 over PONCHATOULA CREEK

LA1064, Tangipahoa, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
21 t Inventory load rating

Bridge Snapshot: LA1064

The LA1064 bridge in Tangipahoa, Louisiana carries LA1064 over PONCHATOULA CREEK. It was built in 1957, making it 69 years old today. The structure is built primarily of concrete and spans 6 sections, stretching 36.6 meters (120 feet) end to end. Daily traffic averages 2,854 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 7/9, superstructure at 7/9, substructure at 7/9. The weakest component sits in good condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 20.9 metric tons.

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

How LA1064 compares

▼ 11.4
Load rating vs Louisiana average (32.3 t)
Bottom 19%
Lower load rating than 81% of Louisiana bridges
477
Bridges in Tangipahoa · 64 in Poor condition
LA1064 20.9 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
67.3 / 100 - historical 50–79.9 band
Structural adequacy /55
42.3
Serviceability /30
10.0
Essentiality /15
15.0
Special reductions
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 How the historical reference is calculated.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
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
20.9 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1957
Material
Concrete
Number of Spans
6
Structure Length
36.6 m (120 ft)
Deck Width
8.8 m (29 ft)
Owner
State Highway Agency
Avg Daily Traffic
2,854 vehicles/day
Structure Number
625308530900361

Condition Analysis

  • At 7/9, 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.
  • 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 LA1064 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 LA1064 against other structures in Tangipahoa 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 LA1064?

LA1064 in Tangipahoa, Louisiana has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is LA1064 inspected?

LA1064'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 2,854 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. LA1064 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 LA1064?

LA1064 has an NBI inventory load rating of 20.9 metric tons.

Who is responsible for maintaining LA1064?

LA1064 is owned and maintained by State Highway Agency.

How old is LA1064 and does age affect safety?

LA1064 was built in 1957, making it 69 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.