FHWA NBI 2024 Inspection record Public-domain dataset

NFA 2483

Carrying NFA 2483 over BRANCH

2.6 MI.N.OF TRENTON, Gibson, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
24 t Inventory load rating

Bridge Snapshot: NFA 2483

The NFA 2483 bridge in Gibson, Tennessee carries NFA 2483 over BRANCH. It was built in 1929, making it 97 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 9.4 meters (31 feet) end to end. Daily traffic averages 3,076 vehicles, placing it in the moderately-trafficked tier of Tennessee bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show culvert at 4/9. The weakest component sits in poor condition. A component scored 4 or below, placing this bridge in the federal Poor condition category rather than declaring it unsafe or closed. Its NBI inventory load rating is 24.3 metric tons.

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

How NFA 2483 compares

▼ 5.2
Load rating vs Tennessee average (29.5 t)
Bottom 14%
Lower load rating than 86% of Tennessee bridges
386
Bridges in Gibson · 18 in Poor condition
NFA 2483 24.3 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
47.8 / 100 - historical 20–49.9 band
Structural adequacy /55
22.5
Serviceability /30
28.0
Essentiality /15
0.4
Special reductions
−3.1

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Culvert
4/9
Poor (1–4)
Inventory Load Rating
24.3 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1929
Material
Concrete Continuous
Number of Spans
2
Structure Length
9.4 m (31 ft)
Owner
County Highway Agency
Avg Daily Traffic
3,076 vehicles/day
Structure Number
27SR0050023

How to read this record

NFA 2483 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 NFA 2483 against other structures in Gibson and across Tennessee. Tennessee 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 NFA 2483?

NFA 2483 in Gibson, Tennessee on the FHWA's 0–9 scale.

How often is NFA 2483 inspected?

NFA 2483'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 3,076 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NFA 2483 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 NFA 2483?

NFA 2483 has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining NFA 2483?

NFA 2483 is owned and maintained by County Highway Agency.

How old is NFA 2483 and does age affect safety?

NFA 2483 was built in 1929, making it 97 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.