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SR91 N/S Tpk 115.5 over Hungryland Canal C-18

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

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

SR91 N/S Tpk 115.5 over Hungryland Canal C-18 in Palm Beach 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 1957 and reconstructed in 1991, making it 68 years old at the 2025 inventory.
It carries about 55,449 vehicles a day (traffic count year 2023).
It is one of 138 of the 607 inventoried bridges in Palm Beach County rated fair (22.7%); 2 (0.3%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 240 ft
Location	0.5MI South of SR-706
NBI structure number	930239
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 95 SR 9 over 12th Avenue South	1975	252,000	Good
I 95 SR 9 over 6th Avenue South	2007	247,000	Good
I 95 SR 9 over 17th Avenue North	1975	233,000	Fair
I-95 (SR-9) over Drainage Canal	1974	232,000	Good
I 95 SR 9 over El Rio Canal	1974	231,000	Good
I 95 SR 9 over SR 882 Forest Hill Blvd	1975	224,000	Good