FHWA NBI 2024 Inspection record Public-domain dataset

NFA 826 (SA 2307)

Carrying NFA 826 (SA 2307) over BRANCH

6.5 MI E OF SR78, Dyer, Tennessee

Inventory: FHWA NBI 2024 · last ETL August 2026

FHWA NBI record, refreshed with each annual release.

Fair
24 t Inventory load rating Lower than 86% of rated Tennessee bridges

NFA 826 (SA 2307) in Dyer, Tennessee sits above 14% of rated Tennessee bridges on inventory load rating (24 t), while its 1960 build year is earlier than 81% of Dyer's recorded-year cohort (232 bridges).

NFA 826 (SA 2307) in Dyer, Tennessee is rated Fair in the FHWA's 2024 National Bridge Inventory. Built in 1960, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 6. The lowest applicable rating sets the federal condition category, so this Fair result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.

NBI record plate

Structure TN:23S80960009

INTERSTATE-ERA · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · STANDARD-LOAD · CAT-FAIR

  • INTERSTATE-ERA 1950–1979
  • CONCRETE Concrete
  • MULTI-SPAN 2 spans
  • CULVERT-LED Culvert-led
  • LOCAL-ADT Local ADT
  • STANDARD-LOAD Standard load
  • CAT-FAIR Fair

Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.

Bridge Snapshot: NFA 826 (SA 2307)

The NFA 826 (SA 2307) bridge in Dyer, Tennessee carries NFA 826 (SA 2307) over BRANCH. It was built in 1960, making it 66 years old today. The structure is built primarily of concrete continuous and spans 2 sections, stretching 7.0 meters (23 feet) end to end. Daily traffic averages 688 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 culvert at 6/9. The weakest component sits in fair condition. All reported major components score above the Poor range.

How NFA 826 (SA 2307) compares

▼ 5.2
Load rating vs Tennessee average (29.5 t; 20,355 of 20,379 rated)
232
Bridges in Dyer · 19 in Poor condition

Age against the county: built in 1960, earlier than 188 of Dyer's 232 bridges with a recorded construction year (81%), against a county median build year of 1983. Age is not a defect on its own, but it is the population from which future Poor ratings are drawn.

NFA 826 (SA 2307) 24.3 t
Tennessee average (20,355 of 20,379 rated) 29.5 t

Live comparison across Tennessee bridges with a recorded inventory load rating (20,355 of 20,379 rated).

NFA 826 (SA 2307) vs every rated Tennessee bridge

Inventory load rating (metric tons), FHWA NBI, this state

24 Top 86% higher than 14% of 20,355 bridges

rated Tennessee bridges, bucketed by value

Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source FHWA National Bridge Inventory · August 2026

Condition Ratings

Culvert
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.

Dyer inventory by recorded NBI category

Exclusive Good/Fair/Poor bands across all 232 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.

Structural Details

Year Built
1960
Material
Concrete Continuous
Number of Spans
2
Structure Length
7.0 m (23 ft)
Deck Width
8.3 m (27 ft)
Owner
County Highway Agency
Avg Daily Traffic
688 vehicles/day
Structure Number
23S80960009

How to read this record

This page shows what the last federal inspection recorded, not whether NFA 826 (SA 2307) 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 826 (SA 2307) against other structures in Dyer 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 826 (SA 2307)?

NFA 826 (SA 2307) in Dyer, Tennessee on the FHWA's 0–9 scale.

How often is NFA 826 (SA 2307) inspected?

NFA 826 (SA 2307)'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 688 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NFA 826 (SA 2307) 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 826 (SA 2307)?

NFA 826 (SA 2307) has an NBI inventory load rating of 24.3 metric tons.

Who is responsible for maintaining NFA 826 (SA 2307)?

NFA 826 (SA 2307) is owned and maintained by County Highway Agency.

How old is NFA 826 (SA 2307) and does age affect safety?

NFA 826 (SA 2307) was built in 1960, making it 66 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

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Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.

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Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.