Belle Terre Blvd.
Carrying Belle Terre Blvd. over DRAIN
0.8 Mi W US190 Frontage R, St. Tammany, Louisiana
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
Belle Terre Blvd. in St. Tammany, Louisiana sits above 43% of rated Louisiana bridges on inventory load rating (32 t), while its 1936 build year is earlier than 92% of St. Tammany's recorded-year cohort (360 bridges).
Belle Terre Blvd. in St. Tammany, Louisiana is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1936, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. 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:625200000620266
PRE-1950 · STEEL · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR
- PRE-1950 Pre-1950
- STEEL Steel
- MULTI-SPAN 3 spans
- CULVERT-LED Culvert-led
- LOCAL-ADT Local ADT
- STANDARD-LOAD Standard 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: Belle Terre Blvd.
The Belle Terre Blvd. bridge in St. Tammany, Louisiana carries Belle Terre Blvd. over DRAIN. It was built in 1936, making it 90 years old today. The structure is built primarily of steel and spans 3 sections, stretching 11.9 meters (39 feet) end to end. Daily traffic averages 100 vehicles, placing it in the lower-traffic tier of Louisiana bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds.
How Belle Terre Blvd. compares
Age against the county: built in 1936, earlier than 331 of St. Tammany's 360 bridges with a recorded construction year (92%), against a county median build year of 1974. 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).
Belle Terre Blvd. vs every rated Louisiana bridge
Inventory load rating (metric tons), FHWA NBI, this state
32 Top 57% higher than 43% 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.
St. Tammany inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 360 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
- 1936
- Material
- Steel
- Number of Spans
- 3
- Structure Length
- 11.9 m (39 ft)
- Deck Width
- 7.0 m (23 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 100 vehicles/day
- Structure Number
- 625200000620266
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 Belle Terre Blvd. 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 Belle Terre Blvd. against other structures in St. Tammany 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 Belle Terre Blvd.?
Belle Terre Blvd. in St. Tammany, Louisiana on the FHWA's 0–9 scale.
How often is Belle Terre Blvd. inspected?
Belle Terre Blvd.'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 100 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Belle Terre Blvd. 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 Belle Terre Blvd.?
Belle Terre Blvd. has an NBI inventory load rating of 32.4 metric tons.
Who is responsible for maintaining Belle Terre Blvd.?
Belle Terre Blvd. is owned and maintained by County Highway Agency.
How old is Belle Terre Blvd. and does age affect safety?
Belle Terre Blvd. was built in 1936, making it 90 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.
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.