Home › Florida › Pinellas County › 43RD Street South over Clam Bayou Outfal

43RD Street South over Clam Bayou Outfall

Pinellas County, Florida · rated Poor in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

43RD Street South over Clam Bayou Outfall in Pinellas County, Florida, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 4 (poor condition) on the 0-9 scale.
It was built in 1990, making it 35 years old at the 2025 inventory.
It carries about 2,667 vehicles a day (traffic count year 2024).
Its listed owner is a city or municipal highway agency.
It is one of 8 of the 449 inventoried bridges in Pinellas County rated poor (1.8%); 8 (1.8%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings

Component	Rating (2025)	FHWA scale meaning
Culvert	4	Poor condition

Source: FHWA National Bridge Inventory, 2025 data as reported by the Florida department of transportation.

Bridge	Built	Vehicles/day	Condition
I-275 SB over 30TH Ave North	1974	158,000	Good
I-275 SB over 22ND Avenue North	1974	158,000	Good
I-275 NB over 22ND Ave North	1974	158,000	Good
I-275 SB over 38TH Avenue North	1974	158,000	Good
I-275 NB over 38TH Avenue North	1974	158,000	Good
I-275 SB over 50TH Ave N SR-689	1972	155,500	Good