Mill Road
Carrying Mill Road over Trout Creek
5.0 Mi N of US98/SR30, Franklin, Florida
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: Mill Road
The Mill Road bridge in Franklin, Florida carries Mill Road over Trout Creek. It was built in 1959, making it 67 years old today. It was last reconstructed in 2000, extending its service life. The structure is built primarily of steel continuous and spans 8 sections, stretching 27.5 meters (90 feet) end to end. Daily traffic averages 33 vehicles, placing it in the lower-traffic tier of Florida bridges. It is owned and maintained by State Park/Forest/Reservation.
The latest FHWA inspection records show a deck rating of 6/9, superstructure at 4/9, substructure at 5/9. 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. Its NBI inventory load rating is 8.2 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How Mill Road compares
Live comparison across Florida.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1959
- Last Reconstructed
- 2000
- Material
- Steel Continuous
- Number of Spans
- 8
- Structure Length
- 27.5 m (90 ft)
- Deck Width
- 3.7 m (12 ft)
- Owner
- State Park/Forest/Reservation
- Avg Daily Traffic
- 33 vehicles/day
- Structure Number
- 494096
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 6/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
- • 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) rates fair at 5/9, minor deterioration that routine maintenance should address.
How to read this record
Mill Road 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 Mill Road against other structures in Franklin 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 Mill Road?
Mill Road in Franklin, Florida has a deck rating of 6/9, superstructure rating of 4/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.
How often is Mill Road inspected?
Mill 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 33 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. Mill Road 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 Mill Road?
Mill Road has an NBI inventory load rating of 8.2 metric tons.
Who is responsible for maintaining Mill Road?
Mill Road is owned and maintained by State Park/Forest/Reservation.
How old is Mill Road and does age affect safety?
Mill Road was built in 1959, making it 67 years old and last reconstructed in 2000.
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.
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.