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N Spring Blvd over Minetta Branch

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

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

N Spring Blvd over Minetta Branch 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 substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1924, making it 101 years old at the 2025 inventory.
It carries about 3,100 vehicles a day (traffic count year 2023).
Its listed owner is the county 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

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