FHWA NBI 2024 Inspection record Public-domain dataset

NFSR 25

Carrying NFSR 25 over SCIOTO CREEK

UNICOI WORK CENTER, Unicoi, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor

Bridge Snapshot: NFSR 25

The NFSR 25 bridge in Unicoi, Tennessee carries NFSR 25 over SCIOTO CREEK. It was built in 1936, making it 90 years old today. The structure is built primarily of concrete and spans 1 section, stretching 8.2 meters (27 feet) end to end. Daily traffic averages 50 vehicles, placing it in the lower-traffic tier of Tennessee bridges. It is owned and maintained by U.S. Forest Service.

The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 6/9. 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.

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

How NFSR 25 compares

161
Bridges in Unicoi · 8 in Poor condition

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
44.2 / 100 - historical 20–49.9 band
Structural adequacy /55
30.0
Serviceability /30
8.0
Essentiality /15
14.2
Special reductions
−7.9

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 How the historical reference is calculated.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
4/9
Poor (1–4)
Superstructure
4/9
Poor (1–4)
Substructure
6/9
Fair (5–6)
Overall Condition
Poor

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

Structural Details

Year Built
1936
Material
Concrete
Number of Spans
1
Structure Length
8.2 m (27 ft)
Deck Width
3.7 m (12 ft)
Owner
U.S. Forest Service
Avg Daily Traffic
50 vehicles/day
Structure Number
080405000003079

Condition Analysis

  • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
  • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
  • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

NFSR 25 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 NFSR 25 against other structures in Unicoi 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 NFSR 25?

NFSR 25 in Unicoi, Tennessee has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is NFSR 25 inspected?

NFSR 25'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 50 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NFSR 25 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 NFSR 25?

An inventory load rating is not recorded for NFSR 25.

Who is responsible for maintaining NFSR 25?

NFSR 25 is owned and maintained by U.S. Forest Service.

How old is NFSR 25 and does age affect safety?

NFSR 25 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.