FHWA NBI 2024 Inspection record Public-domain dataset

NFA D585

Carrying NFA D585 over BEAVER CREEK

3 M NE OF STRAWBRY PLNS., Jefferson, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating

Bridge Snapshot: NFA D585

The NFA D585 bridge in Jefferson, Tennessee carries NFA D585 over BEAVER CREEK. It was built in 1936, making it 90 years old today. The structure is built primarily of concrete and spans 1 section, stretching 10.1 meters (33 feet) end to end. Daily traffic averages 500 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 6/9, superstructure at 6/9, substructure 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 24.3 metric tons.

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

How NFA D585 compares

▼ 5.2
Load rating vs Tennessee average (29.5 t)
Bottom 14%
Lower load rating than 86% of Tennessee bridges
123
Bridges in Jefferson · 14 in Poor condition
NFA D585 24.3 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
70.4 / 100 - historical 50–79.9 band
Structural adequacy /55
47.5
Serviceability /30
11.0
Essentiality /15
14.9
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 How the historical reference is calculated.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
6/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
6/9
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
1936
Material
Concrete
Number of Spans
1
Structure Length
10.1 m (33 ft)
Deck Width
7.2 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
500 vehicles/day
Structure Number
450A0870001

Condition Analysis

  • The deck (driving surface) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 6/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether NFA D585 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 D585 against other structures in Jefferson 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 D585?

NFA D585 in Jefferson, Tennessee has a deck rating of 6/9, superstructure rating of 6/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is NFA D585 inspected?

NFA D585'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 500 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NFA D585 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 D585?

NFA D585 has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining NFA D585?

NFA D585 is owned and maintained by County Highway Agency.

How old is NFA D585 and does age affect safety?

NFA D585 was built in 1936, making it 90 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.