FHWA NBI 2024 Inspection record Public-domain dataset

NFA A708

Carrying NFA A708 over HOG CREEK

WILSON STEEL RD / BEE CR, Gibson, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: NFA A708

The NFA A708 bridge in Gibson, Tennessee carries NFA A708 over HOG CREEK. It was built in 1992, making it 34 years old today. It was last reconstructed in 2015, extending its service life. The structure is built primarily of concrete and spans 1 section, stretching 8.6 meters (28 feet) end to end. Daily traffic averages 40 vehicles, placing it in the lower-traffic tier of Tennessee bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 5/9, substructure at 5/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. 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 A708 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 A708 24.3 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
77.5 / 100 - historical 50–79.9 band
Structural adequacy /55
37.5
Serviceability /30
28.0
Essentiality /15
15.0
Special reductions
−3.0

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 How the historical reference is calculated.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
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
24.3 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1992
Last Reconstructed
2015
Material
Concrete
Number of Spans
1
Structure Length
8.6 m (28 ft)
Deck Width
6.8 m (22 ft)
Owner
County Highway Agency
Avg Daily Traffic
40 vehicles/day
Structure Number
270A7080001

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates fair at 5/9, minor deterioration that routine maintenance should address.
  • The substructure (piers and abutments) rates fair at 5/9, minor deterioration that routine maintenance should address.

How to read this record

This page shows what the last federal inspection recorded, not whether NFA A708 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 NFA A708 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 A708?

NFA A708 in Gibson, Tennessee has a deck rating of 7/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is NFA A708 inspected?

NFA A708'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 40 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NFA A708 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 NFA A708?

NFA A708 has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining NFA A708?

NFA A708 is owned and maintained by County Highway Agency.

How old is NFA A708 and does age affect safety?

NFA A708 was built in 1992, making it 34 years old and last reconstructed in 2015.

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.