FHWA NBI 2024 Inspection record Public-domain dataset

NFA A399

Carrying NFA A399 over BRANCH

IN BOLIVAR, Hardeman, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
32 t Inventory load rating

Bridge Snapshot: NFA A399

The NFA A399 bridge in Hardeman, Tennessee carries NFA A399 over BRANCH. It was built in 1989, making it 37 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 8.2 meters (27 feet) end to end. Daily traffic averages 200 vehicles, placing it in the lower-traffic tier of Tennessee bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range. Its NBI inventory load rating is 32.4 metric tons.

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

How NFA A399 compares

▲ 2.9
Load rating vs Tennessee average (29.5 t)
Bottom 39%
Lower load rating than 61% of Tennessee bridges
223
Bridges in Hardeman · 6 in Poor condition
NFA A399 32.4 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
98.0 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
30.0
Essentiality /15
15.0
Special reductions
−2.0

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 How the historical reference is calculated.

Condition Ratings

Culvert
6/9
Fair (5–6)
Inventory Load Rating
32.4 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1989
Material
Concrete Continuous
Number of Spans
2
Structure Length
8.2 m (27 ft)
Deck Width
11.8 m (39 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
200 vehicles/day
Structure Number
35044140001

How to read this record

This page shows what the last federal inspection recorded, not whether NFA A399 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 A399 against other structures in Hardeman 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 A399?

NFA A399 in Hardeman, Tennessee on the FHWA's 0–9 scale.

How often is NFA A399 inspected?

NFA A399'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. NFA A399 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 A399?

NFA A399 has an NBI inventory load rating of 32.4 metric tons.

Who is responsible for maintaining NFA A399?

NFA A399 is owned and maintained by City/Municipal Highway Agency.

How old is NFA A399 and does age affect safety?

NFA A399 was built in 1989, making it 37 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.