FHWA NBI 2024 Inspection record Public-domain dataset

SIEGEN LN OFF RAMP

Carrying SIEGEN LN OFF RAMP over WARDS CREEK, RR

0.5 Mi E. of LA 42, East Baton Rouge, Louisiana

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
45 t Inventory load rating

Bridge Snapshot: SIEGEN LN OFF RAMP

The SIEGEN LN OFF RAMP bridge in East Baton Rouge, Louisiana carries SIEGEN LN OFF RAMP over WARDS CREEK, RR. It was built in 1994, making it 32 years old today. The structure is built primarily of prestressed concrete and spans 9 sections, stretching 240.8 meters (790 feet) end to end. Daily traffic averages 2,360 vehicles, placing it in the moderately-trafficked tier of Louisiana bridges. It is owned and maintained by City/Municipal 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. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 44.5 metric tons.

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

How SIEGEN LN OFF RAMP compares

▲ 12.2
Load rating vs Louisiana average (32.3 t)
Top 11%
Higher load rating than 89% of Louisiana bridges
548
Bridges in East Baton Rouge · 103 in Poor condition
SIEGEN LN OFF RAMP 44.5 t
Louisiana average 32.3 t

Live comparison across Louisiana.

Historical Sufficiency Rating

PlainBridge-computed
86.7 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
17.0
Essentiality /15
14.7
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 How the historical reference is calculated.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
44.5 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1994
Material
Prestressed Concrete
Number of Spans
9
Structure Length
240.8 m (790 ft)
Deck Width
9.6 m (31 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
2,360 vehicles/day
Structure Number
611708174001853

Condition Analysis

  • The deck (driving surface) rates good at 7/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • The substructure (piers and abutments) is in good condition (7/9), showing no significant deterioration.

How to read this record

This page shows what the last federal inspection recorded, not whether SIEGEN LN OFF RAMP 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 SIEGEN LN OFF RAMP against other structures in East Baton Rouge 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 SIEGEN LN OFF RAMP?

SIEGEN LN OFF RAMP in East Baton Rouge, 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 SIEGEN LN OFF RAMP inspected?

SIEGEN LN OFF RAMP'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 2,360 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SIEGEN LN OFF RAMP 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 SIEGEN LN OFF RAMP?

SIEGEN LN OFF RAMP has an NBI inventory load rating of 44.5 metric tons.

Who is responsible for maintaining SIEGEN LN OFF RAMP?

SIEGEN LN OFF RAMP is owned and maintained by City/Municipal Highway Agency.

How old is SIEGEN LN OFF RAMP and does age affect safety?

SIEGEN LN OFF RAMP was built in 1994, making it 32 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.