FHWA NBI 2024 Inspection record Public-domain dataset

SR388

Carrying SR388 over Burnt Mill Creek

5.9 Miles East of SR79, Bay, Florida

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
25 t Inventory load rating

Bridge Snapshot: SR388

The SR388 bridge in Bay, Florida carries SR388 over Burnt Mill Creek. It was built in 1949, making it 77 years old today. It was last reconstructed in 1976, extending its service life. The structure is built primarily of steel continuous and spans 12 sections, stretching 91.6 meters (301 feet) end to end. Daily traffic averages 7,900 vehicles, placing it in the moderately-trafficked tier of Florida 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 5/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 24.5 metric tons.

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

How SR388 compares

▼ 14.4
Load rating vs Florida average (38.9 t)
Bottom 13%
Lower load rating than 87% of Florida bridges
130
Bridges in Bay · 13 in Poor condition
SR388 24.5 t
Florida average 38.9 t

Live comparison across Florida.

Historical Sufficiency Rating

PlainBridge-computed
67.4 / 100 - historical 50–79.9 band
Structural adequacy /55
37.8
Serviceability /30
26.0
Essentiality /15
3.6
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 How the historical reference is calculated.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
5/9
Fair (5–6)
Inventory Load Rating
24.5 t
NBI inventory level (metric tons)
Overall Condition
Fair

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

Structural Details

Year Built
1949
Last Reconstructed
1976
Material
Steel Continuous
Number of Spans
12
Structure Length
91.6 m (301 ft)
Deck Width
11.2 m (37 ft)
Owner
State Highway Agency
Avg Daily Traffic
7,900 vehicles/day
Structure Number
460052

Condition Analysis

  • At 5/9, the deck (driving surface) shows fair condition, with minor wear flagged for upkeep.
  • The superstructure (beams and supports above the deck) is in fair condition (6/9), with minor deterioration that may require routine maintenance.
  • At 5/9, the substructure (piers and abutments) shows fair condition, with minor wear flagged for upkeep.

How to read this record

This page shows what the last federal inspection recorded, not whether SR388 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 SR388 against other structures in Bay 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 SR388?

SR388 in Bay, Florida has a deck rating of 5/9, superstructure rating of 6/9, and substructure rating of 5/9 on the FHWA's 0–9 scale.

How often is SR388 inspected?

SR388'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 7,900 vehicles per day.

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

FHWA retired that reported status beginning with the 2018 archive. SR388 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 SR388?

SR388 has an NBI inventory load rating of 24.5 metric tons.

Who is responsible for maintaining SR388?

SR388 is owned and maintained by State Highway Agency.

How old is SR388 and does age affect safety?

SR388 was built in 1949, making it 77 years old and last reconstructed in 1976.

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.