FHWA NBI 2024 Inspection record Public-domain dataset

FAP 401 348657T

Carrying FAP 401 348657T over CSX RAILROAD

.3 M W JCT SR24&SR255, Davidson, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Poor
23 t Inventory load rating

Bridge Snapshot: FAP 401 348657T

The FAP 401 348657T bridge in Davidson, Tennessee carries FAP 401 348657T over CSX RAILROAD. It was built in 1928, making it 98 years old today. It was last reconstructed in 1974, extending its service life. The structure is built primarily of concrete continuous and spans 3 sections, stretching 44.5 meters (146 feet) end to end. Daily traffic averages 32,757 vehicles, placing it in the heavily-trafficked tier of Tennessee bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 5/9, superstructure at 6/9, substructure at 4/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 23.4 metric tons.

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

How FAP 401 348657T compares

▼ 6.1
Load rating vs Tennessee average (29.5 t)
Bottom 13%
Lower load rating than 87% of Tennessee bridges
836
Bridges in Davidson · 26 in Poor condition
FAP 401 348657T 23.4 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
30.2 / 100 - historical 20–49.9 band
Structural adequacy /55
21.2
Serviceability /30
9.0
Essentiality /15
0.0
Special reductions
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Superstructure
6/9
Fair (5–6)
Substructure
4/9
Poor (1–4)
Inventory Load Rating
23.4 t
NBI inventory level (metric tons)
Overall Condition
Poor

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

Structural Details

Year Built
1928
Last Reconstructed
1974
Material
Concrete Continuous
Number of Spans
3
Structure Length
44.5 m (146 ft)
Deck Width
18.9 m (62 ft)
Owner
State Highway Agency
Avg Daily Traffic
32,757 vehicles/day
Structure Number
19SR0240019

Condition Analysis

  • The deck (driving surface) is in fair condition (5/9), 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.
  • The substructure (piers and abutments) is in poor condition (4/9), showing advanced deterioration that may require priority repair.

How to read this record

FAP 401 348657T 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 FAP 401 348657T against other structures in Davidson 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 FAP 401 348657T?

FAP 401 348657T in Davidson, Tennessee has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 4/9 on the FHWA's 0–9 scale.

How often is FAP 401 348657T inspected?

FAP 401 348657T'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 32,757 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FAP 401 348657T 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 FAP 401 348657T?

FAP 401 348657T has an NBI inventory load rating of 23.4 metric tons.

Who is responsible for maintaining FAP 401 348657T?

FAP 401 348657T is owned and maintained by State Highway Agency.

How old is FAP 401 348657T and does age affect safety?

FAP 401 348657T was built in 1928, making it 98 years old and last reconstructed in 1974.

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.