FHWA NBI 2024 Inspection record Public-domain dataset

FAS 166

Carrying FAS 166 over BIG BIGBY CREEK

.5 M W JCT SR6&SR166, Maury, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
25 t Inventory load rating

Bridge Snapshot: FAS 166

The FAS 166 bridge in Maury, Tennessee carries FAS 166 over BIG BIGBY CREEK. It was built in 1953, making it 73 years old today. The structure is built primarily of concrete and spans 4 sections, stretching 43.6 meters (143 feet) end to end. Daily traffic averages 1,722 vehicles, placing it in the moderately-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 5/9, substructure at 5/9. The weakest component sits in fair condition. None of this bridge's reported major components fall into the Poor condition range. Its NBI inventory load rating is 25.2 metric tons.

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

How FAS 166 compares

▼ 4.3
Load rating vs Tennessee average (29.5 t)
Bottom 24%
Lower load rating than 76% of Tennessee bridges
433
Bridges in Maury · 27 in Poor condition
FAS 166 25.2 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
61.6 / 100 - historical 50–79.9 band
Structural adequacy /55
38.7
Serviceability /30
11.0
Essentiality /15
13.9
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 How the historical reference is calculated.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

Deck
5/9
Fair (5–6)
Superstructure
5/9
Fair (5–6)
Substructure
5/9
Fair (5–6)
Inventory Load Rating
25.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1953
Material
Concrete
Number of Spans
4
Structure Length
43.6 m (143 ft)
Deck Width
8.7 m (29 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,722 vehicles/day
Structure Number
60S61990005

Condition Analysis

  • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • At 5/9, the superstructure (beams and supports above the deck) shows fair condition, with minor wear flagged for upkeep.
  • The substructure (piers and abutments) is in fair condition (5/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether FAS 166 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 FAS 166 against other structures in Maury 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 FAS 166?

FAS 166 in Maury, Tennessee has a deck rating of 5/9, superstructure rating of 5/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is FAS 166 inspected?

FAS 166'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 1,722 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. FAS 166 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 FAS 166?

FAS 166 has an NBI inventory load rating of 25.2 metric tons.

Who is responsible for maintaining FAS 166?

FAS 166 is owned and maintained by State Highway Agency.

How old is FAS 166 and does age affect safety?

FAS 166 was built in 1953, making it 73 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.