13TH AVE. SOUTH
Carrying 13TH AVE. SOUTH over CLAM BAYOU
50FT E OF 44TH ST S., Pinellas, Florida
Inventory: FHWA NBI 2024 · last ETL August 2026
FHWA NBI record, refreshed with each annual release.
13TH AVE. SOUTH in Pinellas, Florida sits above 68% of rated Florida bridges on inventory load rating (41 t), while its 1990 build year is earlier than 37% of Pinellas's recorded-year cohort (435 bridges).
13TH AVE. SOUTH in Pinellas, Florida is rated Good in the FHWA's 2024 National Bridge Inventory. Built in 1990, it carries 1 rated component on the inspecting agency's 0-9 scale, and its weakest reported component scores 7. The lowest applicable rating sets the federal condition category, so this Good result describes the weakest reported component rather than the structure as a whole. No NBI category is a closure decision or a live crossing-safety verdict.
NBI record plate
Structure FL:157138
LATE-CENTURY · CONCRETE · MULTI-SPAN · CULVERT-LED · LOCAL-ADT · HEAVY-LOAD · CAT-GOOD
- LATE-CENTURY 1980–1999
- CONCRETE Concrete
- MULTI-SPAN 2 spans
- CULVERT-LED Culvert-led
- LOCAL-ADT Local ADT
- HEAVY-LOAD Heavy load
- CAT-GOOD Good
Inspection-sheet codes from this record’s year, material family, spans, controlling component, ADT, inventory load, and NBI category, not a live closure verdict.
Bridge Snapshot: 13TH AVE. SOUTH
The 13TH AVE. SOUTH bridge in Pinellas, Florida carries 13TH AVE. SOUTH over CLAM BAYOU. It was built in 1990, making it 36 years old today. The structure is built primarily of concrete and spans 2 sections, stretching 6.3 meters (21 feet) end to end. Daily traffic averages 573 vehicles, placing it in the lower-traffic tier of Florida 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. No reported major component scores in the Poor range under the current federal condition thresholds.
How 13TH AVE. SOUTH compares
Age against the county: built in 1990, earlier than 162 of Pinellas's 435 bridges with a recorded construction year (37%), against a county median build year of 1984. This is one of the newer structures in its county.
Live comparison across Florida bridges with a recorded inventory load rating (13,032 of 13,036 rated).
13TH AVE. SOUTH vs every rated Florida bridge
Inventory load rating (metric tons), FHWA NBI, this state
41 Top 32% higher than 68% of 13,032 bridges
rated Florida bridges, bucketed by value
Each bar is a band; taller bars hold more bridges. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source FHWA National Bridge Inventory · August 2026
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Pinellas inventory by recorded NBI category
Exclusive Good/Fair/Poor bands across all 435 bridges in this county. Orthogonal to this structure's component profile above: a county catalog share, not a live crossing-safety verdict.
Structural Details
- Year Built
- 1990
- Material
- Concrete
- Number of Spans
- 2
- Structure Length
- 6.3 m (21 ft) 0
- Owner
- City/Municipal Highway Agency
- Avg Daily Traffic
- 573 vehicles/day
- Structure Number
- 157138
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗How to read this record
This page shows what the last federal inspection recorded, not whether 13TH AVE. SOUTH 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 13TH AVE. SOUTH against other structures in Pinellas 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 13TH AVE. SOUTH?
13TH AVE. SOUTH in Pinellas, Florida on the FHWA's 0–9 scale.
How often is 13TH AVE. SOUTH inspected?
13TH AVE. SOUTH'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 573 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. 13TH AVE. SOUTH 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 13TH AVE. SOUTH?
13TH AVE. SOUTH has an NBI inventory load rating of 41.0 metric tons.
Who is responsible for maintaining 13TH AVE. SOUTH?
13TH AVE. SOUTH is owned and maintained by City/Municipal Highway Agency.
How old is 13TH AVE. SOUTH and does age affect safety?
13TH AVE. SOUTH was built in 1990, making it 36 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.
Share this inspection record
Send this source-bounded record or download its data card. An NBI condition category is not a closure or live crossing-safety verdict.
Every figure on PlainBridges is rendered directly from federal source data, no number is typed in by an editor. Component ratings, ADT, and condition category on this page are copied from the NBI record for this structure; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2024 NBI release. NBI condition categories reflect the latest reported inventory record, not a live safety, closure, or travel decision.