I - 459 NORTH
Carrying I - 459 NORTH over SCL RR * ACCESS RD
SOU RR * I459, Jefferson, Alabama
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: I - 459 NORTH
The I - 459 NORTH bridge in Jefferson, Alabama carries I - 459 NORTH over SCL RR * ACCESS RD. It was built in 1983, making it 43 years old today. The structure is built primarily of steel continuous and spans 4 sections, stretching 137.5 meters (451 feet) end to end. Daily traffic averages 27,200 vehicles, placing it in the heavily-trafficked tier of Alabama 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 64.9 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How I - 459 NORTH compares
Live comparison across Alabama.
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 How the historical reference is calculated.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
- Year Built
- 1983
- Material
- Steel Continuous
- Number of Spans
- 4
- Structure Length
- 137.5 m (451 ft)
- Deck Width
- 17.6 m (58 ft)
- Owner
- State Highway Agency
- Avg Daily Traffic
- 27,200 vehicles/day
- Structure Number
- 012913
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
- • The superstructure (beams and supports above the deck) rates fair at 6/9, minor deterioration that routine maintenance should address.
- • The substructure (piers and abutments) rates good at 7/9, with no significant deterioration on file.
How to read this record
This page shows what the last federal inspection recorded, not whether I - 459 NORTH 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 I - 459 NORTH against other structures in Jefferson and across Alabama. Alabama 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 I - 459 NORTH?
I - 459 NORTH in Jefferson, Alabama 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 I - 459 NORTH inspected?
I - 459 NORTH'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 27,200 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. I - 459 NORTH 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 I - 459 NORTH?
I - 459 NORTH has an NBI inventory load rating of 64.9 metric tons.
Who is responsible for maintaining I - 459 NORTH?
I - 459 NORTH is owned and maintained by State Highway Agency.
How old is I - 459 NORTH and does age affect safety?
I - 459 NORTH was built in 1983, making it 43 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.
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.