FHWA NBI 2024 Inspection record Public-domain dataset

Mart Jernigan Road

Carrying Mart Jernigan Road over Dillon's Ditch

0.6Mi E of Old Pollard Rd, Santa Rosa, Florida

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Good
44 t Inventory load rating

Bridge Snapshot: Mart Jernigan Road

The Mart Jernigan Road bridge in Santa Rosa, Florida carries Mart Jernigan Road over Dillon's Ditch. It was built in 1995, making it 31 years old today. The structure is built primarily of wood or timber and spans 4 sections, stretching 11.9 meters (39 feet) end to end. Daily traffic averages 100 vehicles, placing it in the lower-traffic tier of Florida bridges. It is owned and maintained by County Highway Agency.

The latest FHWA inspection records show a deck rating of 8/9, superstructure at 7/9, substructure 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 44.4 metric tons.

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

How Mart Jernigan Road compares

▲ 5.5
Load rating vs Florida average (38.9 t)
Top 26%
Higher load rating than 74% of Florida bridges
192
Bridges in Santa Rosa · 10 in Poor condition
Mart Jernigan Road 44.4 t
Florida average 38.9 t

Live comparison across Florida.

Historical Sufficiency Rating

PlainBridge-computed
89.5 / 100 - historical 80–100 band
Structural adequacy /55
55.0
Serviceability /30
21.5
Essentiality /15
15.0
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 How the historical reference is calculated.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
8/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
7/9
Good (7–9)
Inventory Load Rating
44.4 t
NBI inventory level (metric tons)
Overall Condition
Good

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

Structural Details

Year Built
1995
Material
Wood or Timber
Number of Spans
4
Structure Length
11.9 m (39 ft)
Deck Width
7.2 m (24 ft)
Owner
County Highway Agency
Avg Daily Traffic
100 vehicles/day
Structure Number
584165

Condition Analysis

  • The deck (driving surface) rates good at 8/9, with no significant deterioration on file.
  • The superstructure (beams and supports above the deck) is in good condition (7/9), showing no significant deterioration.
  • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.

How to read this record

This page shows what the last federal inspection recorded, not whether Mart Jernigan Road 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 Mart Jernigan Road against other structures in Santa Rosa and across Florida. Florida 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 Mart Jernigan Road?

Mart Jernigan Road in Santa Rosa, Florida has a deck rating of 8/9, superstructure rating of 7/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.

How often is Mart Jernigan Road inspected?

Mart Jernigan Road'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 100 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. Mart Jernigan Road 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 Mart Jernigan Road?

Mart Jernigan Road has an NBI inventory load rating of 44.4 metric tons.

Who is responsible for maintaining Mart Jernigan Road?

Mart Jernigan Road is owned and maintained by County Highway Agency.

How old is Mart Jernigan Road and does age affect safety?

Mart Jernigan Road was built in 1995, making it 31 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.