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SR 656 (17th St.) over Intracoastal Waterway

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

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

SR 656 (17th St.) over Intracoastal Waterway in Indian River 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 1979, making it 46 years old at the 2025 inventory.
It carries about 22,000 vehicles a day (traffic count year 2024).
Its listed owner is the state highway agency.
It is one of 27 of the 121 inventoried bridges in Indian River County rated fair (22.3%); 2 (1.7%) 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 4,730 ft
Location	0.4 miles west of SR A1A
NBI structure number	880077
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
SR 9 (I-95) over 4th St. and Canal D	2014	56,000	Good
SR 9 (I-95) over 90th Ave.	2014	56,000	Good
SR 9 (I-95) over SR 60	2014	56,000	Good
SR 9 (I-95) over CR 512 (Fellsmere Rd.)	2016	54,314	Good
I-95 over Relief Canal	1968	50,500	Good
SR-60 over Lateral Canal A	1995	28,500	Fair