Illinois Jones Rd
Carrying Illinois Jones Rd over STILL BRANCH
1.5 M N JCT LA3080 &US190, Tangipahoa, Louisiana
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: Illinois Jones Rd
The Illinois Jones Rd bridge in Tangipahoa, Louisiana carries Illinois Jones Rd over STILL BRANCH. It was built in 1975, making it 51 years old today. It was last reconstructed in 2002, extending its service life. The structure is built primarily of wood or timber and spans 3 sections, stretching 15.5 meters (51 feet) end to end. Daily traffic averages 200 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 a deck rating of 5/9, superstructure at 5/9, substructure at 4/9. The weakest component sits in poor condition. At least one major component here scores 4 or below, which produces a Poor condition classification under FHWA's current reporting rules. Its NBI inventory load rating is 15.9 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How Illinois Jones Rd 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 How the historical reference is calculated.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
- Year Built
- 1975
- Last Reconstructed
- 2002
- Material
- Wood or Timber
- Number of Spans
- 3
- Structure Length
- 15.5 m (51 ft)
- Deck Width
- 5.9 m (19 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 200 vehicles/day
- Structure Number
- 625330316903351
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • The deck (driving surface) rates fair at 5/9, minor deterioration that routine maintenance should address.
- • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
- • The substructure (piers and abutments) rates poor at 4/9, advanced deterioration that should be prioritized for repair.
How to read this record
Illinois Jones Rd is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare Illinois Jones Rd 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 Illinois Jones Rd?
Illinois Jones Rd in Tangipahoa, Louisiana has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.
How often is Illinois Jones Rd inspected?
Illinois Jones Rd'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 200 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Illinois Jones Rd is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for Illinois Jones Rd?
Illinois Jones Rd has an NBI inventory load rating of 15.9 metric tons.
Who is responsible for maintaining Illinois Jones Rd?
Illinois Jones Rd is owned and maintained by County Highway Agency.
How old is Illinois Jones Rd and does age affect safety?
Illinois Jones Rd was built in 1975, making it 51 years old and last reconstructed in 2002.
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.