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I-275SB to I-375EB over I275nb&alt-19(5th Ave N)

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

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

I-275SB to I-375EB over I275nb&alt-19(5th Ave N) in Pinellas County, Florida, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1977, making it 48 years old at the 2025 inventory.
It carries about 34,000 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 154 of the 449 inventoried bridges in Pinellas County rated fair (34.3%); 8 (1.8%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 1,194 ft
Location	I275SB at I-375EB Ramp
NBI structure number	150124
Condition class	Fair

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