OAK HARBOR BLVD
Carrying OAK HARBOR BLVD over I-10
1.0M N LAKE PONTCHARTRAIN, St. Tammany, Louisiana
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: OAK HARBOR BLVD
The OAK HARBOR BLVD bridge in St. Tammany, Louisiana carries OAK HARBOR BLVD over I-10. It does not have a recorded construction year in the NBI. Daily traffic averages 64,200 vehicles, placing it in the heavily-trafficked tier of Louisiana bridges.
The latest FHWA inspection records show limited component ratings on file. The weakest component sits in unrated condition. No reported major component scores in the Poor range under the current federal condition thresholds.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How OAK HARBOR BLVD compares
Live comparison across Louisiana.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Avg Daily Traffic
- 64,200 vehicles/day
- Structure Number
- 625204501801001
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 OAK HARBOR 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 OAK HARBOR 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 OAK HARBOR BLVD?
OAK HARBOR BLVD in St. Tammany, Louisiana on the FHWA's 0–9 scale.
How often is OAK HARBOR BLVD inspected?
OAK HARBOR 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 64,200 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. OAK HARBOR BLVD is currently shown as unrated condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for OAK HARBOR BLVD?
An inventory load rating is not recorded for OAK HARBOR BLVD.
Who is responsible for maintaining OAK HARBOR BLVD?
Ownership is not specified for OAK HARBOR BLVD in the NBI.
How old is OAK HARBOR BLVD and does age affect safety?
The construction year for OAK HARBOR BLVD is not recorded in the NBI.
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.
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.