FHWA NBI 2024 Inspection record Public-domain dataset

NFA C685

Carrying NFA C685 over SUGARTREE CREEK

CROSS CREEK @SUGARTREE RD, Davidson, Tennessee

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
45 t Inventory load rating

Bridge Snapshot: NFA C685

The NFA C685 bridge in Davidson, Tennessee carries NFA C685 over SUGARTREE CREEK. It was built in 1986, making it 40 years old today. The structure is built primarily of concrete continuous and spans 3 sections, stretching 21.0 meters (69 feet) end to end. Daily traffic averages 4,600 vehicles, placing it in the moderately-trafficked tier of Tennessee bridges. It is owned and maintained by City/Municipal Highway Agency.

The latest FHWA inspection records show culvert at 7/9. The weakest component sits in good condition. All reported major components score above the Poor range. Its NBI inventory load rating is 45.0 metric tons.

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

How NFA C685 compares

▲ 15.5
Load rating vs Tennessee average (29.5 t)
Top 2%
Higher load rating than 98% of Tennessee bridges
836
Bridges in Davidson · 26 in Poor condition
NFA C685 45.0 t
Tennessee average 29.5 t

Live comparison across Tennessee.

Historical Sufficiency Rating

PlainBridge-computed
96.3 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
29.0
Essentiality /15
14.3
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 How the historical reference is calculated.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

Culvert
7/9
Good (7–9)
Inventory Load Rating
45.0 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1986
Material
Concrete Continuous
Number of Spans
3
Structure Length
21.0 m (69 ft)
Deck Width
11.9 m (39 ft)
Owner
City/Municipal Highway Agency
Avg Daily Traffic
4,600 vehicles/day
Structure Number
190B9470001

How to read this record

This page shows what the last federal inspection recorded, not whether NFA C685 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 C685 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 NFA C685?

NFA C685 in Davidson, Tennessee on the FHWA's 0–9 scale.

How often is NFA C685 inspected?

NFA C685'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 4,600 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. NFA C685 is currently shown as Good condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for NFA C685?

NFA C685 has an NBI inventory load rating of 45.0 metric tons.

Who is responsible for maintaining NFA C685?

NFA C685 is owned and maintained by City/Municipal Highway Agency.

How old is NFA C685 and does age affect safety?

NFA C685 was built in 1986, making it 40 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.